Base | Representation |
---|---|
bin | 11100000001010000110001… |
… | …011100100000001010110101 |
3 | 121011022212102010201011121001 |
4 | 130001100301130200022311 |
5 | 112123013144442242323 |
6 | 1114032002534323301 |
7 | 34646135420203510 |
oct | 3401206134401265 |
9 | 534285363634531 |
10 | 123232031212213 |
11 | 362a1457a6a9a0 |
12 | 119a3239ab9531 |
13 | 539b9663c5b41 |
14 | 2260668153d77 |
15 | e3a8344233ad |
hex | 7014317202b5 |
123232031212213 has 32 divisors (see below), whose sum is σ = 161907258488832. Its totient is φ = 90940555464000.
The previous prime is 123232031212189. The next prime is 123232031212217. The reversal of 123232031212213 is 312212130232321.
It is not a de Polignac number, because 123232031212213 - 229 = 123231494341301 is a prime.
It is a super-2 number, since 2×1232320312122132 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123232031212217) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 344292931 + ... + 344650672.
It is an arithmetic number, because the mean of its divisors is an integer number (5059601827776).
Almost surely, 2123232031212213 is an apocalyptic number.
It is an amenable number.
123232031212213 is a deficient number, since it is larger than the sum of its proper divisors (38675227276619).
123232031212213 is a wasteful number, since it uses less digits than its factorization.
123232031212213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 688943745.
The product of its (nonzero) digits is 5184, while the sum is 28.
Adding to 123232031212213 its reverse (312212130232321), we get a palindrome (435444161444534).
The spelling of 123232031212213 in words is "one hundred twenty-three trillion, two hundred thirty-two billion, thirty-one million, two hundred twelve thousand, two hundred thirteen".
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