λ
Sequence Observatory

899,768

23 × 47 × 2393
Deficient Even Composite

Starting at 899,768, the Collatz iteration reaches 1 after 188 steps. The first transition is 449884; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 47 × 2393
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,723,680
Proper Divisor Sum 823,912
Digit Sum / Digital Root 47 (Root: 2)
Adjacent Primes #899761 ← → #899779

Radix Representation

Decimal 899768
Binary 11011011101010111000 (20 bits)
Octal 0o3335270
Hexadecimal 0xDBAB8

Divisor Catalog (16)

1 2 4 8 47 94 188 376 2,393 4,786 9,572 19,144 112,471 224,942 449,884 899,768

Collatz Trajectory (188 steps to reach 1)

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

899,768 449,884 224,942 112,471 337,414 168,707 506,122 253,061 759,184 379,592 189,796 94,898 47,449 142,348 71,174 35,587 106,762 53,381 160,144 80,072 40,036 20,018 10,009 30,028 15,014 7,507 22,522 11,261 33,784 16,892 8,446 4,223 12,670 6,335 19,006 9,503 28,510 14,255 42,766 21,383 64,150 32,075 96,226 48,113 144,340 72,170 36,085 108,256 54,128 27,064 13,532 6,766 3,383 10,150 5,075 15,226 7,613 22,840 11,420 5,710

More profiles

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