71,007,405

3 × 5 × 7 × 43 × 15727

71,007,405 factors as 3 × 5 × 7 × 43 × 15727. Its 32 positive divisors give a proper-divisor sum of 61,862,739, so this integer is deficient. The Collatz stopping time is 145 steps.

Prime Factor Structure

Factorization String 3 × 5 × 7 × 43 × 15727

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 132,870,144

Proper Divisor Sum 61,862,739

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #71007401 ← → #71007407

Radix Representation

Decimal	71007405
Binary	100001110110111110010101101 (27 bits)
Octal	0o416676255
Hexadecimal	0x43B7CAD

Divisor Catalog (32)

Collatz Trajectory (145 steps to reach 1)

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

71,007,405 213,022,216 106,511,108 53,255,554 26,627,777 79,883,332 39,941,666 19,970,833 59,912,500 29,956,250 14,978,125 44,934,376 22,467,188 11,233,594 5,616,797 16,850,392 8,425,196 4,212,598 2,106,299 6,318,898 3,159,449 9,478,348 4,739,174 2,369,587 7,108,762 3,554,381 10,663,144 5,331,572 2,665,786 1,332,893 3,998,680 1,999,340 999,670 499,835 1,499,506 749,753 2,249,260 1,124,630 562,315 1,686,946 843,473 2,530,420 1,265,210 632,605 1,897,816 948,908 474,454 237,227 711,682 355,841 1,067,524 533,762 266,881 800,644 400,322 200,161 600,484 300,242 150,121 450,364

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #71,007,404 Browse Full Index Next Integer #71,007,406 →