λ
Sequence Observatory

7,495,547

347 × 21601
Deficient Odd Composite

Starting at 7,495,547, the Collatz iteration reaches 1 after 160 steps. The first transition is 22486642; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 347 × 21601
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,517,496
Proper Divisor Sum 21,949
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #7495531 ← → #7495573

Radix Representation

Decimal 7495547
Binary 11100100101111101111011 (23 bits)
Octal 0o34457573
Hexadecimal 0x725F7B

Divisor Catalog (4)

1 347 21,601 7,495,547

Collatz Trajectory (160 steps to reach 1)

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

7,495,547 22,486,642 11,243,321 33,729,964 16,864,982 8,432,491 25,297,474 12,648,737 37,946,212 18,973,106 9,486,553 28,459,660 14,229,830 7,114,915 21,344,746 10,672,373 32,017,120 16,008,560 8,004,280 4,002,140 2,001,070 1,000,535 3,001,606 1,500,803 4,502,410 2,251,205 6,753,616 3,376,808 1,688,404 844,202 422,101 1,266,304 633,152 316,576 158,288 79,144 39,572 19,786 9,893 29,680 14,840 7,420 3,710 1,855 5,566 2,783 8,350 4,175 12,526 6,263 18,790 9,395 28,186 14,093 42,280 21,140 10,570 5,285 15,856 7,928

More profiles

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