Base | Representation |
---|---|
bin | 1110100011100… |
… | …10111000110001 |
3 | 22111202121002222 |
4 | 13101302320301 |
5 | 222224333033 |
6 | 20041050425 |
7 | 3011610254 |
oct | 721627061 |
9 | 274677088 |
10 | 122105393 |
11 | 62a1a653 |
12 | 34a86a15 |
13 | 1c3b3317 |
14 | 1230709b |
15 | aabe598 |
hex | 7472e31 |
122105393 has 2 divisors, whose sum is σ = 122105394. Its totient is φ = 122105392.
The previous prime is 122105383. The next prime is 122105429. The reversal of 122105393 is 393501221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 122058304 + 47089 = 11048^2 + 217^2 .
It is a cyclic number.
It is not a de Polignac number, because 122105393 - 210 = 122104369 is a prime.
It is not a weakly prime, because it can be changed into another prime (122105353) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61052696 + 61052697.
It is an arithmetic number, because the mean of its divisors is an integer number (61052697).
Almost surely, 2122105393 is an apocalyptic number.
It is an amenable number.
122105393 is a deficient number, since it is larger than the sum of its proper divisors (1).
122105393 is an equidigital number, since it uses as much as digits as its factorization.
122105393 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1620, while the sum is 26.
The square root of 122105393 is about 11050.1309042020. The cubic root of 122105393 is about 496.1103436107.
The spelling of 122105393 in words is "one hundred twenty-two million, one hundred five thousand, three hundred ninety-three".
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