1,345,864

2³ × 13 × 12941

1,345,864 factors as 2^3 × 13 × 12941. Its 16 positive divisors give a proper-divisor sum of 1,371,956, so this integer is abundant. The Collatz stopping time is 155 steps.

Prime Factor Structure

Factorization String 2^3 × 13 × 12941

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,717,820

Proper Divisor Sum 1,371,956

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1345859 ← → #1345879

Radix Representation

Decimal	1345864
Binary	101001000100101001000 (21 bits)
Octal	0o5104510
Hexadecimal	0x148948

Divisor Catalog (16)

1 2 4 8 13 26 52 104 12,941 25,882 51,764 103,528 168,233 336,466 672,932 1,345,864

Collatz Trajectory (155 steps to reach 1)

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

1,345,864 672,932 336,466 168,233 504,700 252,350 126,175 378,526 189,263 567,790 283,895 851,686 425,843 1,277,530 638,765 1,916,296 958,148 479,074 239,537 718,612 359,306 179,653 538,960 269,480 134,740 67,370 33,685 101,056 50,528 25,264 12,632 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000 2,000 1,000 500 250 125 376 188 94 47 142 71 214 107 322 161 484 242

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #1,345,863 Browse Full Index Next Integer #1,345,865 →