5² × 13² × 37

Prime Factor Structure

Factorization String 5^2 × 13^2 × 37

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 215,574

Proper Divisor Sum 59,249

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #156319 ← → #156329

1 5 13 25 37 65 169 185 325 481 845 925 2,405 4,225 6,253 12,025 31,265 156,325

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

156,325 468,976 234,488 117,244 58,622 29,311 87,934 43,967 131,902 65,951 197,854 98,927 296,782 148,391 445,174 222,587 667,762 333,881 1,001,644 500,822 250,411 751,234 375,617 1,126,852 563,426 281,713 845,140 422,570 211,285 633,856 316,928 158,464 79,232 39,616 19,808 9,904 4,952 2,476 1,238 619 1,858 929 2,788 1,394 697 2,092 1,046 523 1,570 785 2,356 1,178 589 1,768 884 442 221 664 332 166

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