2,133,015

3 × 5 × 43 × 3307

2,133,015 has digital root 6. The neighboring primes are 2132993 and 2133023; its proper-divisor sum differs from the starting integer by -772,782.

Prime Factor Structure

Factorization String 3 × 5 × 43 × 3307

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,493,248

Proper Divisor Sum 1,360,233

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #2132993 ← → #2133023

Radix Representation

Decimal	2133015
Binary	1000001000110000010111 (22 bits)
Octal	0o10106027
Hexadecimal	0x208C17

Divisor Catalog (16)

1 3 5 15 43 129 215 645 3,307 9,921 16,535 49,605 142,201 426,603 711,005 2,133,015

Collatz Trajectory (166 steps to reach 1)

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

2,133,015 6,399,046 3,199,523 9,598,570 4,799,285 14,397,856 7,198,928 3,599,464 1,799,732 899,866 449,933 1,349,800 674,900 337,450 168,725 506,176 253,088 126,544 63,272 31,636 15,818 7,909 23,728 11,864 5,932 2,966 1,483 4,450 2,225 6,676 3,338 1,669 5,008 2,504 1,252 626 313 940 470 235 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253 760 380

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