λ
Sequence Observatory

8,980,472

23 × 199 × 5641
Deficient Even Composite

Starting at 8,980,472, the Collatz iteration reaches 1 after 111 steps. The first transition is 4490236; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 199 × 5641
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 16,926,000
Proper Divisor Sum 7,945,528
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #8980469 ← → #8980493

Radix Representation

Decimal 8980472
Binary 100010010000011111111000 (24 bits)
Octal 0o42203770
Hexadecimal 0x8907F8

Divisor Catalog (16)

1 2 4 8 199 398 796 1,592 5,641 11,282 22,564 45,128 1,122,559 2,245,118 4,490,236 8,980,472

Collatz Trajectory (111 steps to reach 1)

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

8,980,472 4,490,236 2,245,118 1,122,559 3,367,678 1,683,839 5,051,518 2,525,759 7,577,278 3,788,639 11,365,918 5,682,959 17,048,878 8,524,439 25,573,318 12,786,659 38,359,978 19,179,989 57,539,968 28,769,984 14,384,992 7,192,496 3,596,248 1,798,124 899,062 449,531 1,348,594 674,297 2,022,892 1,011,446 505,723 1,517,170 758,585 2,275,756 1,137,878 568,939 1,706,818 853,409 2,560,228 1,280,114 640,057 1,920,172 960,086 480,043 1,440,130 720,065 2,160,196 1,080,098 540,049 1,620,148 810,074 405,037 1,215,112 607,556 303,778 151,889 455,668 227,834 113,917 341,752

More profiles

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