Base | Representation |
---|---|
bin | 111001010101000001… |
… | …1000011111000100111 |
3 | 102202202212222021021012 |
4 | 1302222003003320213 |
5 | 4004113133411401 |
6 | 132320141412435 |
7 | 11615554563425 |
oct | 1625203037047 |
9 | 382685867235 |
10 | 123112013351 |
11 | 48236581888 |
12 | 1ba39b6a11b |
13 | b7bcb5a4a2 |
14 | 5d5c78a115 |
15 | 33082c38bb |
hex | 1caa0c3e27 |
123112013351 has 2 divisors, whose sum is σ = 123112013352. Its totient is φ = 123112013350.
The previous prime is 123112013309. The next prime is 123112013357. The reversal of 123112013351 is 153310211321.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 123112013351 - 214 = 123111996967 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (123112013357) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61556006675 + 61556006676.
It is an arithmetic number, because the mean of its divisors is an integer number (61556006676).
Almost surely, 2123112013351 is an apocalyptic number.
123112013351 is a deficient number, since it is larger than the sum of its proper divisors (1).
123112013351 is an equidigital number, since it uses as much as digits as its factorization.
123112013351 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 540, while the sum is 23.
Adding to 123112013351 its reverse (153310211321), we get a palindrome (276422224672).
The spelling of 123112013351 in words is "one hundred twenty-three billion, one hundred twelve million, thirteen thousand, three hundred fifty-one".
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