Base | Representation |
---|---|
bin | 1110100100101… |
… | …10010011011101 |
3 | 22112000222002212 |
4 | 13102112103131 |
5 | 222244003321 |
6 | 20044130205 |
7 | 3013053224 |
oct | 722262335 |
9 | 275028085 |
10 | 122250461 |
11 | 63009643 |
12 | 34b36965 |
13 | 1c434368 |
14 | 12343cbb |
15 | aaec55b |
hex | 74964dd |
122250461 has 2 divisors, whose sum is σ = 122250462. Its totient is φ = 122250460.
The previous prime is 122250437. The next prime is 122250487. The reversal of 122250461 is 164052221.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 119464900 + 2785561 = 10930^2 + 1669^2 .
It is an emirp because it is prime and its reverse (164052221) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 122250461 - 210 = 122249437 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122250421) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61125230 + 61125231.
It is an arithmetic number, because the mean of its divisors is an integer number (61125231).
Almost surely, 2122250461 is an apocalyptic number.
It is an amenable number.
122250461 is a deficient number, since it is larger than the sum of its proper divisors (1).
122250461 is an equidigital number, since it uses as much as digits as its factorization.
122250461 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 122250461 is about 11056.6930408690. The cubic root of 122250461 is about 496.3067347528.
The spelling of 122250461 in words is "one hundred twenty-two million, two hundred fifty thousand, four hundred sixty-one".
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