3,718,431

3² × 413159

3,718,431 has digital root 9. The neighboring primes are 3718423 and 3718439; its proper-divisor sum differs from the starting integer by -2,065,782.

Prime Factor Structure

Factorization String 3^2 × 413159

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 5,371,080

Proper Divisor Sum 1,652,649

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #3718423 ← → #3718439

Radix Representation

Decimal	3718431
Binary	1110001011110100011111 (22 bits)
Octal	0o16136437
Hexadecimal	0x38BD1F

Divisor Catalog (6)

1 3 9 413,159 1,239,477 3,718,431

Collatz Trajectory (172 steps to reach 1)

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

3,718,431 11,155,294 5,577,647 16,732,942 8,366,471 25,099,414 12,549,707 37,649,122 18,824,561 56,473,684 28,236,842 14,118,421 42,355,264 21,177,632 10,588,816 5,294,408 2,647,204 1,323,602 661,801 1,985,404 992,702 496,351 1,489,054 744,527 2,233,582 1,116,791 3,350,374 1,675,187 5,025,562 2,512,781 7,538,344 3,769,172 1,884,586 942,293 2,826,880 1,413,440 706,720 353,360 176,680 88,340 44,170 22,085 66,256 33,128 16,564 8,282 4,141 12,424 6,212 3,106 1,553 4,660 2,330 1,165 3,496 1,748 874 437 1,312 656

← Previous Integer #3,718,430 Browse Full Index Next Integer #3,718,432 →