Base | Representation |
---|---|
bin | 1110101001011… |
… | …01010011001111 |
3 | 22120012101111121 |
4 | 13110231103033 |
5 | 222423301233 |
6 | 20105301411 |
7 | 3021240331 |
oct | 724552317 |
9 | 276171447 |
10 | 122868943 |
11 | 633a128a |
12 | 35194867 |
13 | 1c5bca22 |
14 | 12465451 |
15 | abc092d |
hex | 752d4cf |
122868943 has 2 divisors, whose sum is σ = 122868944. Its totient is φ = 122868942.
The previous prime is 122868929. The next prime is 122868959. The reversal of 122868943 is 349868221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 122868943 - 217 = 122737871 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 122868943.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122868143) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61434471 + 61434472.
It is an arithmetic number, because the mean of its divisors is an integer number (61434472).
Almost surely, 2122868943 is an apocalyptic number.
122868943 is a deficient number, since it is larger than the sum of its proper divisors (1).
122868943 is an equidigital number, since it uses as much as digits as its factorization.
122868943 is an evil number, because the sum of its binary digits is even.
The product of its digits is 165888, while the sum is 43.
The square root of 122868943 is about 11084.6264258206. The cubic root of 122868943 is about 497.1422887563.
The spelling of 122868943 in words is "one hundred twenty-two million, eight hundred sixty-eight thousand, nine hundred forty-three".
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