Base | Representation |
---|---|
bin | 101101110001… |
… | …0101101010110 |
3 | 1200011012001210 |
4 | 1123202231112 |
5 | 22120403040 |
6 | 2214202250 |
7 | 410654613 |
oct | 133425526 |
9 | 50135053 |
10 | 23997270 |
11 | 12600560 |
12 | 8053386 |
13 | 4c8298b |
14 | 328950a |
15 | 2190480 |
hex | 16e2b56 |
23997270 has 32 divisors (see below), whose sum is σ = 62830080. Its totient is φ = 5817440.
The previous prime is 23997229. The next prime is 23997271. The reversal of 23997270 is 7279932.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23997271) 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, 36030 + ... + 36689.
It is an arithmetic number, because the mean of its divisors is an integer number (1963440).
Almost surely, 223997270 is an apocalyptic number.
23997270 is an abundant number, since it is smaller than the sum of its proper divisors (38832810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23997270 is a wasteful number, since it uses less digits than its factorization.
23997270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72740.
The product of its (nonzero) digits is 47628, while the sum is 39.
The square root of 23997270 is about 4898.7008481841. The cubic root of 23997270 is about 288.4389765875.
It can be divided in two parts, 239972 and 70, that added together give a palindrome (240042).
The spelling of 23997270 in words is "twenty-three million, nine hundred ninety-seven thousand, two hundred seventy".
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