Base | Representation |
---|---|
bin | 1110100110011… |
… | …00000000011011 |
3 | 22112110010211202 |
4 | 13103030000123 |
5 | 222323023202 |
6 | 20052544415 |
7 | 3014660432 |
oct | 723140033 |
9 | 275403752 |
10 | 122470427 |
11 | 63149932 |
12 | 3502210b |
13 | 1c4b0511 |
14 | 123a0119 |
15 | ab42802 |
hex | 74cc01b |
122470427 has 2 divisors, whose sum is σ = 122470428. Its totient is φ = 122470426.
The previous prime is 122470351. The next prime is 122470433. The reversal of 122470427 is 724074221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 122470427 - 220 = 121421851 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 122470427.
It is not a weakly prime, because it can be changed into another prime (122470457) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61235213 + 61235214.
It is an arithmetic number, because the mean of its divisors is an integer number (61235214).
Almost surely, 2122470427 is an apocalyptic number.
122470427 is a deficient number, since it is larger than the sum of its proper divisors (1).
122470427 is an equidigital number, since it uses as much as digits as its factorization.
122470427 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6272, while the sum is 29.
The square root of 122470427 is about 11066.6357579890. The cubic root of 122470427 is about 496.6042256432.
The spelling of 122470427 in words is "one hundred twenty-two million, four hundred seventy thousand, four hundred twenty-seven".
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