λ
Sequence Observatory

4,962,521

17 × 251 × 1163
Deficient Odd Composite

Starting at 4,962,521, the Collatz iteration reaches 1 after 144 steps. The first transition is 14887564; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 17 × 251 × 1163
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,279,904
Proper Divisor Sum 317,383
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #4962493 ← → #4962527

Radix Representation

Decimal 4962521
Binary 10010111011100011011001 (23 bits)
Octal 0o22734331
Hexadecimal 0x4BB8D9

Divisor Catalog (8)

1 17 251 1,163 4,267 19,771 291,913 4,962,521

Collatz Trajectory (144 steps to reach 1)

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

4,962,521 14,887,564 7,443,782 3,721,891 11,165,674 5,582,837 16,748,512 8,374,256 4,187,128 2,093,564 1,046,782 523,391 1,570,174 785,087 2,355,262 1,177,631 3,532,894 1,766,447 5,299,342 2,649,671 7,949,014 3,974,507 11,923,522 5,961,761 17,885,284 8,942,642 4,471,321 13,413,964 6,706,982 3,353,491 10,060,474 5,030,237 15,090,712 7,545,356 3,772,678 1,886,339 5,659,018 2,829,509 8,488,528 4,244,264 2,122,132 1,061,066 530,533 1,591,600 795,800 397,900 198,950 99,475 298,426 149,213 447,640 223,820 111,910 55,955 167,866 83,933 251,800 125,900 62,950 31,475

More profiles

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