Base | Representation |
---|---|
bin | 101100001010… |
… | …1101000000110 |
3 | 1121120111210002 |
4 | 1120111220012 |
5 | 21412013004 |
6 | 2144201302 |
7 | 400555601 |
oct | 130255006 |
9 | 47514702 |
10 | 23157254 |
11 | 1208742a |
12 | 7909232 |
13 | 4a4a523 |
14 | 310b338 |
15 | 207661e |
hex | 1615a06 |
23157254 has 8 divisors (see below), whose sum is σ = 35933760. Its totient is φ = 11179336.
The previous prime is 23157241. The next prime is 23157259. The reversal of 23157254 is 45275132.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23157259) 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, 199574 + ... + 199689.
It is an arithmetic number, because the mean of its divisors is an integer number (4491720).
Almost surely, 223157254 is an apocalyptic number.
23157254 is a deficient number, since it is larger than the sum of its proper divisors (12776506).
23157254 is a wasteful number, since it uses less digits than its factorization.
23157254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 399294.
The product of its digits is 8400, while the sum is 29.
The square root of 23157254 is about 4812.1984580855. The cubic root of 23157254 is about 285.0333561041.
The spelling of 23157254 in words is "twenty-three million, one hundred fifty-seven thousand, two hundred fifty-four".
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