λ
Sequence Observatory

9,201,598

2 × 7 × 657257
Deficient Even Composite

Starting at 9,201,598, the Collatz iteration reaches 1 after 150 steps. The first transition is 4600799; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 7 × 657257
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 15,774,192
Proper Divisor Sum 6,572,594
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #9201593 ← → #9201601

Radix Representation

Decimal 9201598
Binary 100011000110011110111110 (24 bits)
Octal 0o43063676
Hexadecimal 0x8C67BE

Divisor Catalog (8)

1 2 7 14 657,257 1,314,514 4,600,799 9,201,598

Collatz Trajectory (150 steps to reach 1)

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

9,201,598 4,600,799 13,802,398 6,901,199 20,703,598 10,351,799 31,055,398 15,527,699 46,583,098 23,291,549 69,874,648 34,937,324 17,468,662 8,734,331 26,202,994 13,101,497 39,304,492 19,652,246 9,826,123 29,478,370 14,739,185 44,217,556 22,108,778 11,054,389 33,163,168 16,581,584 8,290,792 4,145,396 2,072,698 1,036,349 3,109,048 1,554,524 777,262 388,631 1,165,894 582,947 1,748,842 874,421 2,623,264 1,311,632 655,816 327,908 163,954 81,977 245,932 122,966 61,483 184,450 92,225 276,676 138,338 69,169 207,508 103,754 51,877 155,632 77,816 38,908 19,454 9,727

More profiles

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