λ
Sigma Notebook

2,021,179

2021179
Deficient Odd Prime

2,021,179 is odd and not a perfect square. Its factorization is 2021179 and its 2 divisors sum to 2,021,180.

Prime Factor Structure

Factorization String 2021179
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,021,180
Proper Divisor Sum 1
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #2021167 ← → #2021183

Radix Representation

Decimal 2021179
Binary 111101101011100111011 (21 bits)
Octal 0o7553473
Hexadecimal 0x1ED73B

Divisor Catalog (2)

Collatz Trajectory (122 steps to reach 1)

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

2,021,179 6,063,538 3,031,769 9,095,308 4,547,654 2,273,827 6,821,482 3,410,741 10,232,224 5,116,112 2,558,056 1,279,028 639,514 319,757 959,272 479,636 239,818 119,909 359,728 179,864 89,932 44,966 22,483 67,450 33,725 101,176 50,588 25,294 12,647 37,942 18,971 56,914 28,457 85,372 42,686 21,343 64,030 32,015 96,046 48,023 144,070 72,035 216,106 108,053 324,160 162,080 81,040 40,520 20,260 10,130 5,065 15,196 7,598 3,799 11,398 5,699 17,098 8,549 25,648 12,824

More profiles

← Previous Integer #2,021,178 Browse Full Index Next Integer #2,021,180 →