λ
Sequence Observatory

4,924,672

28 × 19237
Deficient Even Composite

Starting at 4,924,672, the Collatz iteration reaches 1 after 56 steps. The first transition is 2462336; the starting value is even with 18 positive divisors.

Prime Factor Structure

Factorization String 2^8 × 19237
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 18
Divisor Sum (σ) 9,830,618
Proper Divisor Sum 4,905,946
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #4924669 ← → #4924687

Radix Representation

Decimal 4924672
Binary 10010110010010100000000 (23 bits)
Octal 0o22622400
Hexadecimal 0x4B2500

Divisor Catalog (18)

1 2 4 8 16 32 64 128 256 19,237 38,474 76,948 153,896 307,792 615,584 1,231,168 2,462,336 4,924,672

Collatz Trajectory (56 steps to reach 1)

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

4,924,672 2,462,336 1,231,168 615,584 307,792 153,896 76,948 38,474 19,237 57,712 28,856 14,428 7,214 3,607 10,822 5,411 16,234 8,117 24,352 12,176 6,088 3,044 1,522 761 2,284 1,142 571 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68 34 17 52 26 13 40 20 10 5 16 8 4 2 1

More profiles

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