λ
Sequence Observatory

9,716,551

13 × 747427
Deficient Odd Composite

Starting at 9,716,551, the Collatz iteration reaches 1 after 238 steps. The first transition is 29149654; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 13 × 747427
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 10,463,992
Proper Divisor Sum 747,441
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #9716513 ← → #9716569

Radix Representation

Decimal 9716551
Binary 100101000100001101000111 (24 bits)
Octal 0o45041507
Hexadecimal 0x944347

Divisor Catalog (4)

1 13 747,427 9,716,551

Collatz Trajectory (238 steps to reach 1)

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

9,716,551 29,149,654 14,574,827 43,724,482 21,862,241 65,586,724 32,793,362 16,396,681 49,190,044 24,595,022 12,297,511 36,892,534 18,446,267 55,338,802 27,669,401 83,008,204 41,504,102 20,752,051 62,256,154 31,128,077 93,384,232 46,692,116 23,346,058 11,673,029 35,019,088 17,509,544 8,754,772 4,377,386 2,188,693 6,566,080 3,283,040 1,641,520 820,760 410,380 205,190 102,595 307,786 153,893 461,680 230,840 115,420 57,710 28,855 86,566 43,283 129,850 64,925 194,776 97,388 48,694 24,347 73,042 36,521 109,564 54,782 27,391 82,174 41,087 123,262 61,631

More profiles

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