Base | Representation |
---|---|
bin | 11011110100110… |
… | …00011010000011 |
3 | 121021012100202121 |
4 | 31322120122003 |
5 | 434223030011 |
6 | 35054425111 |
7 | 5532636115 |
oct | 1572303203 |
9 | 537170677 |
10 | 233408131 |
11 | 10a830a90 |
12 | 66202197 |
13 | 39483628 |
14 | 22ddb3b5 |
15 | 15757e71 |
hex | de98683 |
233408131 has 16 divisors (see below), whose sum is σ = 261882720. Its totient is φ = 206219520.
The previous prime is 233408129. The next prime is 233408177. The reversal of 233408131 is 131804332.
233408131 = 14092 + 14102 + ... + 15172.
233408131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 233408131 - 21 = 233408129 is a prime.
It is a super-2 number, since 2×2334081312 = 108958711233826322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 233408096 and 233408105.
It is not an unprimeable number, because it can be changed into a prime (233408191) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61711 + ... + 65383.
It is an arithmetic number, because the mean of its divisors is an integer number (16367670).
Almost surely, 2233408131 is an apocalyptic number.
233408131 is a deficient number, since it is larger than the sum of its proper divisors (28474589).
233408131 is a wasteful number, since it uses less digits than its factorization.
233408131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3846.
The product of its (nonzero) digits is 1728, while the sum is 25.
The square root of 233408131 is about 15277.7004486932. The cubic root of 233408131 is about 615.7040264137.
The spelling of 233408131 in words is "two hundred thirty-three million, four hundred eight thousand, one hundred thirty-one".
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