Base | Representation |
---|---|
bin | 11011111011101… |
… | …00101111100111 |
3 | 121022220012202112 |
4 | 31331310233213 |
5 | 434440420011 |
6 | 35130031235 |
7 | 5543415242 |
oct | 1575645747 |
9 | 538805675 |
10 | 234310631 |
11 | 110298055 |
12 | 6657851b |
13 | 3970b359 |
14 | 23194259 |
15 | 1588558b |
hex | df74be7 |
234310631 has 4 divisors (see below), whose sum is σ = 234343200. Its totient is φ = 234278064.
The previous prime is 234310627. The next prime is 234310639. The reversal of 234310631 is 136013432.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 234310631 - 22 = 234310627 is a prime.
It is a super-2 number, since 2×2343106312 = 109802943599236322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 234310597 and 234310606.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (234310639) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191 + ... + 21648.
It is an arithmetic number, because the mean of its divisors is an integer number (58585800).
Almost surely, 2234310631 is an apocalyptic number.
234310631 is a deficient number, since it is larger than the sum of its proper divisors (32569).
234310631 is a wasteful number, since it uses less digits than its factorization.
234310631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32568.
The product of its (nonzero) digits is 1296, while the sum is 23.
The square root of 234310631 is about 15307.2084652950. The cubic root of 234310631 is about 616.4965698217.
The spelling of 234310631 in words is "two hundred thirty-four million, three hundred ten thousand, six hundred thirty-one".
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