λ
Sigma Notebook

148,723

148723
Deficient Odd Prime

148,723 is odd and not a perfect square. Its factorization is 148723 and its 2 divisors sum to 148,724.

Prime Factor Structure

Factorization String 148723
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 148,724
Proper Divisor Sum 1
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #148721 ← → #148727

Radix Representation

Decimal 148723
Binary 100100010011110011 (18 bits)
Octal 0o442363
Hexadecimal 0x244F3

Divisor Catalog (2)

Collatz Trajectory (64 steps to reach 1)

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

148,723 446,170 223,085 669,256 334,628 167,314 83,657 250,972 125,486 62,743 188,230 94,115 282,346 141,173 423,520 211,760 105,880 52,940 26,470 13,235 39,706 19,853 59,560 29,780 14,890 7,445 22,336 11,168 5,584 2,792 1,396 698 349 1,048 524 262 131 394 197 592 296 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5

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