Base | Representation |
---|---|
bin | 11011111111100001000000… |
… | …001110011111011101010000 |
3 | 121010220101122100122200011020 |
4 | 123333201000032133131100 |
5 | 112114031404122110412 |
6 | 1113500514204115440 |
7 | 34634356424533533 |
oct | 3377410016373520 |
9 | 533811570580136 |
10 | 123112020113232 |
11 | 36255572914a67 |
12 | 11983b26535b80 |
13 | 539054bb23937 |
14 | 225892155ca1a |
15 | e3765d4c918c |
hex | 6ff84039f750 |
123112020113232 has 20 divisors (see below), whose sum is σ = 318039385292640. Its totient is φ = 41037340037728.
The previous prime is 123112020113231. The next prime is 123112020113273. The reversal of 123112020113232 is 232311020211321.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123112020113231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1282416876132 + ... + 1282416876227.
It is an arithmetic number, because the mean of its divisors is an integer number (15901969264632).
Almost surely, 2123112020113232 is an apocalyptic number.
123112020113232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
123112020113232 is an abundant number, since it is smaller than the sum of its proper divisors (194927365179408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123112020113232 is a wasteful number, since it uses less digits than its factorization.
123112020113232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2564833752370 (or 2564833752364 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 123112020113232 its reverse (232311020211321), we get a palindrome (355423040324553).
The spelling of 123112020113232 in words is "one hundred twenty-three trillion, one hundred twelve billion, twenty million, one hundred thirteen thousand, two hundred thirty-two".
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