λ
Sequence Observatory

4,402,365

3 × 5 × 11 × 26681
Deficient Odd Composite

Starting at 4,402,365, the Collatz iteration reaches 1 after 149 steps. The first transition is 13207096; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 3 × 5 × 11 × 26681
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 7,684,416
Proper Divisor Sum 3,282,051
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #4402351 ← → #4402373

Radix Representation

Decimal 4402365
Binary 10000110010110010111101 (23 bits)
Octal 0o20626275
Hexadecimal 0x432CBD

Divisor Catalog (16)

1 3 5 11 15 33 55 165 26,681 80,043 133,405 293,491 400,215 880,473 1,467,455 4,402,365

Collatz Trajectory (149 steps to reach 1)

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

4,402,365 13,207,096 6,603,548 3,301,774 1,650,887 4,952,662 2,476,331 7,428,994 3,714,497 11,143,492 5,571,746 2,785,873 8,357,620 4,178,810 2,089,405 6,268,216 3,134,108 1,567,054 783,527 2,350,582 1,175,291 3,525,874 1,762,937 5,288,812 2,644,406 1,322,203 3,966,610 1,983,305 5,949,916 2,974,958 1,487,479 4,462,438 2,231,219 6,693,658 3,346,829 10,040,488 5,020,244 2,510,122 1,255,061 3,765,184 1,882,592 941,296 470,648 235,324 117,662 58,831 176,494 88,247 264,742 132,371 397,114 198,557 595,672 297,836 148,918 74,459 223,378 111,689 335,068 167,534

More profiles

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