2² × 5 × 137 × 157

Prime Factor Structure

Factorization String 2^2 × 5 × 137 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 915,768

Proper Divisor Sum 485,588

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #430147 ← → #430193

1 2 4 5 10 20 137 157 274 314 548 628 685 785 1,370 1,570 2,740 3,140 21,509 43,018 86,036 107,545 215,090 430,180

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

430,180 215,090 107,545 322,636 161,318 80,659 241,978 120,989 362,968 181,484 90,742 45,371 136,114 68,057 204,172 102,086 51,043 153,130 76,565 229,696 114,848 57,424 28,712 14,356 7,178 3,589 10,768 5,384 2,692 1,346 673 2,020 1,010 505 1,516 758 379 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752

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