138577

Prime Factor Structure

Factorization String 138577

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 138,578

Proper Divisor Sum 1

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #138571 ← → #138581

1 138,577

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

138,577 415,732 207,866 103,933 311,800 155,900 77,950 38,975 116,926 58,463 175,390 87,695 263,086 131,543 394,630 197,315 591,946 295,973 887,920 443,960 221,980 110,990 55,495 166,486 83,243 249,730 124,865 374,596 187,298 93,649 280,948 140,474 70,237 210,712 105,356 52,678 26,339 79,018 39,509 118,528 59,264 29,632 14,816 7,408 3,704 1,852 926 463 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762 881

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