λ
Sequence Observatory

7,755,845

5 × 59 × 61 × 431
Deficient Odd Composite

Starting at 7,755,845, the Collatz iteration reaches 1 after 93 steps. The first transition is 23267536; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 5 × 59 × 61 × 431
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 9,642,240
Proper Divisor Sum 1,886,395
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #7755841 ← → #7755851

Radix Representation

Decimal 7755845
Binary 11101100101100001000101 (23 bits)
Octal 0o35454105
Hexadecimal 0x765845

Divisor Catalog (16)

1 5 59 61 295 305 431 2,155 3,599 17,995 25,429 26,291 127,145 131,455 1,551,169 7,755,845

Collatz Trajectory (93 steps to reach 1)

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

7,755,845 23,267,536 11,633,768 5,816,884 2,908,442 1,454,221 4,362,664 2,181,332 1,090,666 545,333 1,636,000 818,000 409,000 204,500 102,250 51,125 153,376 76,688 38,344 19,172 9,586 4,793 14,380 7,190 3,595 10,786 5,393 16,180 8,090 4,045 12,136 6,068 3,034 1,517 4,552 2,276 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376

More profiles

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