618,357

3 × 31 × 61 × 109

618,357 factors as 3 × 31 × 61 × 109. Its 16 positive divisors give a proper-divisor sum of 254,603, so this integer is deficient. The Collatz stopping time is 185 steps.

Prime Factor Structure

Factorization String 3 × 31 × 61 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 872,960

Proper Divisor Sum 254,603

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #618349 ← → #618361

Radix Representation

Decimal	618357
Binary	10010110111101110101 (20 bits)
Octal	0o2267565
Hexadecimal	0x96F75

Divisor Catalog (16)

1 3 31 61 93 109 183 327 1,891 3,379 5,673 6,649 10,137 19,947 206,119 618,357

Collatz Trajectory (185 steps to reach 1)

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

618,357 1,855,072 927,536 463,768 231,884 115,942 57,971 173,914 86,957 260,872 130,436 65,218 32,609 97,828 48,914 24,457 73,372 36,686 18,343 55,030 27,515 82,546 41,273 123,820 61,910 30,955 92,866 46,433 139,300 69,650 34,825 104,476 52,238 26,119 78,358 39,179 117,538 58,769 176,308 88,154 44,077 132,232 66,116 33,058 16,529 49,588 24,794 12,397 37,192 18,596 9,298 4,649 13,948 6,974 3,487 10,462 5,231 15,694 7,847 23,542

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