Base | Representation |
---|---|
bin | 1101001001001… |
… | …0001000010001 |
3 | 10211201121121001 |
4 | 3102102020101 |
5 | 103102440442 |
6 | 5245302001 |
7 | 1236356551 |
oct | 322221021 |
9 | 124647531 |
10 | 55124497 |
11 | 2913093a |
12 | 16564901 |
13 | b560a5c |
14 | 746d161 |
15 | 4c8d2b7 |
hex | 3492211 |
55124497 has 2 divisors, whose sum is σ = 55124498. Its totient is φ = 55124496.
The previous prime is 55124483. The next prime is 55124507. The reversal of 55124497 is 79442155.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 45037521 + 10086976 = 6711^2 + 3176^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-55124497 is a prime.
It is a super-3 number, since 3×551244973 (a number of 24 digits) contains 333 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (55124437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27562248 + 27562249.
It is an arithmetic number, because the mean of its divisors is an integer number (27562249).
Almost surely, 255124497 is an apocalyptic number.
It is an amenable number.
55124497 is a deficient number, since it is larger than the sum of its proper divisors (1).
55124497 is an equidigital number, since it uses as much as digits as its factorization.
55124497 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 50400, while the sum is 37.
The square root of 55124497 is about 7424.5873285995. The cubic root of 55124497 is about 380.5819729764.
The spelling of 55124497 in words is "fifty-five million, one hundred twenty-four thousand, four hundred ninety-seven".
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