Base | Representation |
---|---|
bin | 1110110100101… |
… | …01001010010011 |
3 | 22122222021102202 |
4 | 13122111022103 |
5 | 223312433211 |
6 | 20201033415 |
7 | 3036616556 |
oct | 732251223 |
9 | 278867382 |
10 | 124342931 |
11 | 64208759 |
12 | 3578586b |
13 | 1c9b78cb |
14 | 1272a69d |
15 | adb253b |
hex | 7695293 |
124342931 has 2 divisors, whose sum is σ = 124342932. Its totient is φ = 124342930.
The previous prime is 124342927. The next prime is 124342957. The reversal of 124342931 is 139243421.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 124342931 - 22 = 124342927 is a prime.
It is a super-2 number, since 2×1243429312 = 30922328979341522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 124342894 and 124342903.
It is not a weakly prime, because it can be changed into another prime (124342921) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62171465 + 62171466.
It is an arithmetic number, because the mean of its divisors is an integer number (62171466).
Almost surely, 2124342931 is an apocalyptic number.
124342931 is a deficient number, since it is larger than the sum of its proper divisors (1).
124342931 is an equidigital number, since it uses as much as digits as its factorization.
124342931 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5184, while the sum is 29.
The square root of 124342931 is about 11150.9161507026. The cubic root of 124342931 is about 499.1223684270.
The spelling of 124342931 in words is "one hundred twenty-four million, three hundred forty-two thousand, nine hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •