λ
Sigma Notebook

1,615,223

1615223
Deficient Odd Prime

1,615,223 is odd and not a perfect square. Its factorization is 1615223 and its 2 divisors sum to 1,615,224.

Prime Factor Structure

Factorization String 1615223
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,615,224
Proper Divisor Sum 1
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #1615199 ← → #1615231

Radix Representation

Decimal 1615223
Binary 110001010010101110111 (21 bits)
Octal 0o6122567
Hexadecimal 0x18A577

Divisor Catalog (2)

1 1,615,223

Collatz Trajectory (238 steps to reach 1)

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

1,615,223 4,845,670 2,422,835 7,268,506 3,634,253 10,902,760 5,451,380 2,725,690 1,362,845 4,088,536 2,044,268 1,022,134 511,067 1,533,202 766,601 2,299,804 1,149,902 574,951 1,724,854 862,427 2,587,282 1,293,641 3,880,924 1,940,462 970,231 2,910,694 1,455,347 4,366,042 2,183,021 6,549,064 3,274,532 1,637,266 818,633 2,455,900 1,227,950 613,975 1,841,926 920,963 2,762,890 1,381,445 4,144,336 2,072,168 1,036,084 518,042 259,021 777,064 388,532 194,266 97,133 291,400 145,700 72,850 36,425 109,276 54,638 27,319 81,958 40,979 122,938 61,469

More profiles

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