1,315,392

2⁶ × 3 × 13 × 17 × 31

1,315,392 has digital root 6. The neighboring primes are 1315373 and 1315397; its proper-divisor sum differs from the starting integer by 1,465,728.

Prime Factor Structure

Factorization String 2^6 × 3 × 13 × 17 × 31

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 112

Divisor Sum (σ) 4,096,512

Proper Divisor Sum 2,781,120

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #1315373 ← → #1315397

Radix Representation

Decimal	1315392
Binary	101000001001001000000 (21 bits)
Octal	0o5011100
Hexadecimal	0x141240

Divisor Catalog (60 of 112)

1 2 3 4 6 8 12 13 16 17 24 26 31 32 34 39 48 51 52 62 64 68 78 93 96 102 104 124 136 156 186 192 204 208 221 248 272 312 372 403 408 416 442 496 527 544 624 663 744 806 816 832 884 992 1,054 1,088 1,209 1,248 1,326 1,488

Collatz Trajectory (80 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

1,315,392 657,696 328,848 164,424 82,212 41,106 20,553 61,660 30,830 15,415 46,246 23,123 69,370 34,685 104,056 52,028 26,014 13,007 39,022 19,511 58,534 29,267 87,802 43,901 131,704 65,852 32,926 16,463 49,390 24,695 74,086 37,043 111,130 55,565 166,696 83,348 41,674 20,837 62,512 31,256 15,628 7,814 3,907 11,722 5,861 17,584 8,792 4,396 2,198 1,099 3,298 1,649 4,948 2,474 1,237 3,712 1,856 928 464 232

← Previous Integer #1,315,391 Browse Full Index Next Integer #1,315,393 →