15,498,850

2 × 5² × 309977

15,498,850 factors as 2 × 5^2 × 309977. Its 12 positive divisors give a proper-divisor sum of 13,329,104, so this integer is deficient. The Collatz stopping time is 143 steps.

Prime Factor Structure

Factorization String 2 × 5^2 × 309977

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 28,827,954

Proper Divisor Sum 13,329,104

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #15498829 ← → #15498859

Radix Representation

Decimal	15498850
Binary	111011000111111001100010 (24 bits)
Octal	0o73077142
Hexadecimal	0xEC7E62

Divisor Catalog (12)

1 2 5 10 25 50 309,977 619,954 1,549,885 3,099,770 7,749,425 15,498,850

Collatz Trajectory (143 steps to reach 1)

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

15,498,850 7,749,425 23,248,276 11,624,138 5,812,069 17,436,208 8,718,104 4,359,052 2,179,526 1,089,763 3,269,290 1,634,645 4,903,936 2,451,968 1,225,984 612,992 306,496 153,248 76,624 38,312 19,156 9,578 4,789 14,368 7,184 3,592 1,796 898 449 1,348 674 337 1,012 506 253 760 380 190 95 286 143 430 215 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466

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