Base | Representation |
---|---|
bin | 101011111001… |
… | …0011100100000 |
3 | 1121022012002222 |
4 | 1113302130200 |
5 | 21342410102 |
6 | 2141130212 |
7 | 366415511 |
oct | 127623440 |
9 | 47265088 |
10 | 23013152 |
11 | 11a99138 |
12 | 7859968 |
13 | 49c9a66 |
14 | 30b0a08 |
15 | 2048aa2 |
hex | 15f2720 |
23013152 has 24 divisors (see below), whose sum is σ = 45579996. Its totient is φ = 11437312.
The previous prime is 23013131. The next prime is 23013157. The reversal of 23013152 is 25131032.
It can be written as a sum of positive squares in 2 ways, for example, as 21939856 + 1073296 = 4684^2 + 1036^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 23013152.
It is not an unprimeable number, because it can be changed into a prime (23013157) 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, 3458 + ... + 7614.
Almost surely, 223013152 is an apocalyptic number.
It is an amenable number.
23013152 is a deficient number, since it is larger than the sum of its proper divisors (22566844).
23013152 is a wasteful number, since it uses less digits than its factorization.
23013152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4340 (or 4332 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 23013152 is about 4797.2025181349. The cubic root of 23013152 is about 284.4408942338.
Adding to 23013152 its reverse (25131032), we get a palindrome (48144184).
The spelling of 23013152 in words is "twenty-three million, thirteen thousand, one hundred fifty-two".
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