Base | Representation |
---|---|
bin | 1110100100100… |
… | …10010000111001 |
3 | 22112000010101222 |
4 | 13102102100321 |
5 | 222242441123 |
6 | 20043521425 |
7 | 3012654044 |
oct | 722222071 |
9 | 275003358 |
10 | 122233913 |
11 | 62aa816a |
12 | 34b29275 |
13 | 1c429979 |
14 | 1233bc5b |
15 | aae76c8 |
hex | 7492439 |
122233913 has 2 divisors, whose sum is σ = 122233914. Its totient is φ = 122233912.
The previous prime is 122233883. The next prime is 122233919. The reversal of 122233913 is 319332221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 92987449 + 29246464 = 9643^2 + 5408^2 .
It is a cyclic number.
It is not a de Polignac number, because 122233913 - 26 = 122233849 is a prime.
It is a super-2 number, since 2×1222339132 = 29882258974583138, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (122233919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61116956 + 61116957.
It is an arithmetic number, because the mean of its divisors is an integer number (61116957).
Almost surely, 2122233913 is an apocalyptic number.
It is an amenable number.
122233913 is a deficient number, since it is larger than the sum of its proper divisors (1).
122233913 is an equidigital number, since it uses as much as digits as its factorization.
122233913 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1944, while the sum is 26.
The square root of 122233913 is about 11055.9446905274. The cubic root of 122233913 is about 496.2843401421.
The spelling of 122233913 in words is "one hundred twenty-two million, two hundred thirty-three thousand, nine hundred thirteen".
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