λ
Ratio Atlas

1,395,021

3 × 465007
Deficient Odd Composite

1,395,021 factors as 3 × 465007. Its 4 positive divisors give a proper-divisor sum of 465,011, so this integer is deficient. The Collatz stopping time is 168 steps.

Prime Factor Structure

Factorization String 3 × 465007
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,860,032
Proper Divisor Sum 465,011
Digit Sum / Digital Root 21 (Root: 3)
Adjacent Primes #1395001 ← → #1395029

Radix Representation

Decimal 1395021
Binary 101010100100101001101 (21 bits)
Octal 0o5244515
Hexadecimal 0x15494D

Divisor Catalog (4)

1 3 465,007 1,395,021

Collatz Trajectory (168 steps to reach 1)

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

1,395,021 4,185,064 2,092,532 1,046,266 523,133 1,569,400 784,700 392,350 196,175 588,526 294,263 882,790 441,395 1,324,186 662,093 1,986,280 993,140 496,570 248,285 744,856 372,428 186,214 93,107 279,322 139,661 418,984 209,492 104,746 52,373 157,120 78,560 39,280 19,640 9,820 4,910 2,455 7,366 3,683 11,050 5,525 16,576 8,288 4,144 2,072 1,036 518 259 778 389 1,168 584 292 146 73 220 110 55 166 83 250

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