λ
Sequence Observatory

9,351,018

2 × 33 × 23 × 7529
Abundant Even Composite

Starting at 9,351,018, the Collatz iteration reaches 1 after 150 steps. The first transition is 4675509; the starting value is even with 32 positive divisors.

Prime Factor Structure

Factorization String 2 × 3^3 × 23 × 7529
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 21,686,400
Proper Divisor Sum 12,335,382
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #9351011 ← → #9351031

Radix Representation

Decimal 9351018
Binary 100011101010111101101010 (24 bits)
Octal 0o43527552
Hexadecimal 0x8EAF6A

Divisor Catalog (32)

1 2 3 6 9 18 23 27 46 54 69 138 207 414 621 1,242 7,529 15,058 22,587 45,174 67,761 135,522 173,167 203,283 346,334 406,566 519,501 1,039,002 1,558,503 3,117,006 4,675,509 9,351,018

Collatz Trajectory (150 steps to reach 1)

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

9,351,018 4,675,509 14,026,528 7,013,264 3,506,632 1,753,316 876,658 438,329 1,314,988 657,494 328,747 986,242 493,121 1,479,364 739,682 369,841 1,109,524 554,762 277,381 832,144 416,072 208,036 104,018 52,009 156,028 78,014 39,007 117,022 58,511 175,534 87,767 263,302 131,651 394,954 197,477 592,432 296,216 148,108 74,054 37,027 111,082 55,541 166,624 83,312 41,656 20,828 10,414 5,207 15,622 7,811 23,434 11,717 35,152 17,576 8,788 4,394 2,197 6,592 3,296 1,648

More profiles

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