Base | Representation |
---|---|
bin | 11011110000110010100111… |
… | …001010110010010010000101 |
3 | 121000022122210100010112012211 |
4 | 123300302213022302102011 |
5 | 112000442034014210112 |
6 | 1111404005544343421 |
7 | 34501305111333442 |
oct | 3360624712622205 |
9 | 530278710115184 |
10 | 122100134913157 |
11 | 359a5416018375 |
12 | 1183b9a8174b71 |
13 | 5318cbb41963b |
14 | 222196c85c9c9 |
15 | e1b18861c0a7 |
hex | 6f0ca72b2485 |
122100134913157 has 2 divisors, whose sum is σ = 122100134913158. Its totient is φ = 122100134913156.
The previous prime is 122100134913143. The next prime is 122100134913227. The reversal of 122100134913157 is 751319431001221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 67610920527396 + 54489214385761 = 8222586^2 + 7381681^2 .
It is a cyclic number.
It is not a de Polignac number, because 122100134913157 - 211 = 122100134911109 is a prime.
It is a super-2 number, since 2×1221001349131572 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122100134913557) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61050067456578 + 61050067456579.
It is an arithmetic number, because the mean of its divisors is an integer number (61050067456579).
Almost surely, 2122100134913157 is an apocalyptic number.
It is an amenable number.
122100134913157 is a deficient number, since it is larger than the sum of its proper divisors (1).
122100134913157 is an equidigital number, since it uses as much as digits as its factorization.
122100134913157 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 45360, while the sum is 40.
Adding to 122100134913157 its reverse (751319431001221), we get a palindrome (873419565914378).
The spelling of 122100134913157 in words is "one hundred twenty-two trillion, one hundred billion, one hundred thirty-four million, nine hundred thirteen thousand, one hundred fifty-seven".
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