148,860

2² × 3² × 5 × 827

Starting at 148,860, the Collatz iteration reaches 1 after 139 steps. The first transition is 74430; the starting value is even with 36 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 3^2 × 5 × 827

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 452,088

Proper Divisor Sum 303,228

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #148859 ← → #148861

Radix Representation

Decimal	148860
Binary	100100010101111100 (18 bits)
Octal	0o442574
Hexadecimal	0x2457C

Divisor Catalog (36)

1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 827 1,654 2,481 3,308 4,135 4,962 7,443 8,270 9,924 12,405 14,886 16,540 24,810 29,772 37,215 49,620 74,430 148,860

Collatz Trajectory (139 steps to reach 1)

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

148,860 74,430 37,215 111,646 55,823 167,470 83,735 251,206 125,603 376,810 188,405 565,216 282,608 141,304 70,652 35,326 17,663 52,990 26,495 79,486 39,743 119,230 59,615 178,846 89,423 268,270 134,135 402,406 201,203 603,610 301,805 905,416 452,708 226,354 113,177 339,532 169,766 84,883 254,650 127,325 381,976 190,988 95,494 47,747 143,242 71,621 214,864 107,432 53,716 26,858 13,429 40,288 20,144 10,072 5,036 2,518 1,259 3,778 1,889 5,668

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