1,515,950

2 × 5² × 30319

1,515,950 factors as 2 × 5^2 × 30319. Its 12 positive divisors give a proper-divisor sum of 1,303,810, so this integer is deficient. The Collatz stopping time is 225 steps.

Prime Factor Structure

Factorization String 2 × 5^2 × 30319

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,819,760

Proper Divisor Sum 1,303,810

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #1515947 ← → #1515961

Radix Representation

Decimal	1515950
Binary	101110010000110101110 (21 bits)
Octal	0o5620656
Hexadecimal	0x1721AE

Divisor Catalog (12)

1 2 5 10 25 50 30,319 60,638 151,595 303,190 757,975 1,515,950

Collatz Trajectory (225 steps to reach 1)

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

1,515,950 757,975 2,273,926 1,136,963 3,410,890 1,705,445 5,116,336 2,558,168 1,279,084 639,542 319,771 959,314 479,657 1,438,972 719,486 359,743 1,079,230 539,615 1,618,846 809,423 2,428,270 1,214,135 3,642,406 1,821,203 5,463,610 2,731,805 8,195,416 4,097,708 2,048,854 1,024,427 3,073,282 1,536,641 4,609,924 2,304,962 1,152,481 3,457,444 1,728,722 864,361 2,593,084 1,296,542 648,271 1,944,814 972,407 2,917,222 1,458,611 4,375,834 2,187,917 6,563,752 3,281,876 1,640,938 820,469 2,461,408 1,230,704 615,352 307,676 153,838 76,919 230,758 115,379 346,138

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