Base | Representation |
---|---|
bin | 1110110100011… |
… | …10101100001111 |
3 | 22122220221002021 |
4 | 13122032230033 |
5 | 223311111211 |
6 | 20200311011 |
7 | 3036446401 |
oct | 732165417 |
9 | 278827067 |
10 | 124316431 |
11 | 6419a858 |
12 | 35772467 |
13 | 1c9a8825 |
14 | 12720b71 |
15 | ada9771 |
hex | 768eb0f |
124316431 has 2 divisors, whose sum is σ = 124316432. Its totient is φ = 124316430.
The previous prime is 124316419. The next prime is 124316441. The reversal of 124316431 is 134613421.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 124316431 - 25 = 124316399 is a prime.
It is a super-2 number, since 2×1243164312 = 30909150033155522, which contains 22 as substring.
It is equal to p7073512 and since 124316431 and 7073512 have the same sum of digits, it is a Honaker prime.
It is a junction number, because it is equal to n+sod(n) for n = 124316396 and 124316405.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (124316441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62158215 + 62158216.
It is an arithmetic number, because the mean of its divisors is an integer number (62158216).
Almost surely, 2124316431 is an apocalyptic number.
124316431 is a deficient number, since it is larger than the sum of its proper divisors (1).
124316431 is an equidigital number, since it uses as much as digits as its factorization.
124316431 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1728, while the sum is 25.
The square root of 124316431 is about 11149.7278442122. The cubic root of 124316431 is about 499.0869082085.
Adding to 124316431 its reverse (134613421), we get a palindrome (258929852).
The spelling of 124316431 in words is "one hundred twenty-four million, three hundred sixteen thousand, four hundred thirty-one".
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