λ
Sequence Observatory

5,215,004

22 × 1303751
Deficient Even Composite

Starting at 5,215,004, the Collatz iteration reaches 1 after 95 steps. The first transition is 2607502; the starting value is even with 6 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 1303751
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 9,126,264
Proper Divisor Sum 3,911,260
Digit Sum / Digital Root 17 (Root: 8)
Adjacent Primes #5215003 ← → #5215013

Radix Representation

Decimal 5215004
Binary 10011111001001100011100 (23 bits)
Octal 0o23711434
Hexadecimal 0x4F931C

Divisor Catalog (6)

1 2 4 1,303,751 2,607,502 5,215,004

Collatz Trajectory (95 steps to reach 1)

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

5,215,004 2,607,502 1,303,751 3,911,254 1,955,627 5,866,882 2,933,441 8,800,324 4,400,162 2,200,081 6,600,244 3,300,122 1,650,061 4,950,184 2,475,092 1,237,546 618,773 1,856,320 928,160 464,080 232,040 116,020 58,010 29,005 87,016 43,508 21,754 10,877 32,632 16,316 8,158 4,079 12,238 6,119 18,358 9,179 27,538 13,769 41,308 20,654 10,327 30,982 15,491 46,474 23,237 69,712 34,856 17,428 8,714 4,357 13,072 6,536 3,268 1,634 817 2,452 1,226 613 1,840 920

More profiles

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