Base | Representation |
---|---|
bin | 101100101000… |
… | …1011010010101 |
3 | 1122000221200200 |
4 | 1121101122111 |
5 | 21442332013 |
6 | 2153331113 |
7 | 402625536 |
oct | 131213225 |
9 | 48027620 |
10 | 23402133 |
11 | 12234407 |
12 | 7a06a99 |
13 | 4b04b21 |
14 | 317268d |
15 | 20c3e73 |
hex | 1651695 |
23402133 has 12 divisors (see below), whose sum is σ = 33901920. Its totient is φ = 15555816.
The previous prime is 23402107. The next prime is 23402143. The reversal of 23402133 is 33120432.
It is not a de Polignac number, because 23402133 - 26 = 23402069 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23402143) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 391 + ... + 6852.
It is an arithmetic number, because the mean of its divisors is an integer number (2825160).
Almost surely, 223402133 is an apocalyptic number.
It is an amenable number.
23402133 is a deficient number, since it is larger than the sum of its proper divisors (10499787).
23402133 is a wasteful number, since it uses less digits than its factorization.
23402133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7608 (or 7605 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 23402133 is about 4837.5751156959. The cubic root of 23402133 is about 286.0345411197.
Adding to 23402133 its reverse (33120432), we get a palindrome (56522565).
It can be divided in two parts, 2340 and 2133, that multiplied together give a triangular number (4991220 = T3159).
The spelling of 23402133 in words is "twenty-three million, four hundred two thousand, one hundred thirty-three".
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