λ
Sequence Observatory

5,313,263

5313263
Deficient Odd Prime

Starting at 5,313,263, the Collatz iteration reaches 1 after 175 steps. The first transition is 15939790; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 5313263
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 5,313,264
Proper Divisor Sum 1
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #5313251 ← → #5313277

Radix Representation

Decimal 5313263
Binary 10100010001001011101111 (23 bits)
Octal 0o24211357
Hexadecimal 0x5112EF

Divisor Catalog (2)

Collatz Trajectory (175 steps to reach 1)

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

5,313,263 15,939,790 7,969,895 23,909,686 11,954,843 35,864,530 17,932,265 53,796,796 26,898,398 13,449,199 40,347,598 20,173,799 60,521,398 30,260,699 90,782,098 45,391,049 136,173,148 68,086,574 34,043,287 102,129,862 51,064,931 153,194,794 76,597,397 229,792,192 114,896,096 57,448,048 28,724,024 14,362,012 7,181,006 3,590,503 10,771,510 5,385,755 16,157,266 8,078,633 24,235,900 12,117,950 6,058,975 18,176,926 9,088,463 27,265,390 13,632,695 40,898,086 20,449,043 61,347,130 30,673,565 92,020,696 46,010,348 23,005,174 11,502,587 34,507,762 17,253,881 51,761,644 25,880,822 12,940,411 38,821,234 19,410,617 58,231,852 29,115,926 14,557,963 43,673,890

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