Base | Representation |
---|---|
bin | 101100001010… |
… | …0011101000111 |
3 | 1121120021012100 |
4 | 1120110131013 |
5 | 21411334310 |
6 | 2144123143 |
7 | 400535604 |
oct | 130243507 |
9 | 47507170 |
10 | 23152455 |
11 | 12083867 |
12 | 79064b3 |
13 | 4a482a1 |
14 | 31096ab |
15 | 2074ec0 |
hex | 1614747 |
23152455 has 12 divisors (see below), whose sum is σ = 40131000. Its totient is φ = 12347952.
The previous prime is 23152439. The next prime is 23152463. The reversal of 23152455 is 55425132.
It is a happy number.
It is not a de Polignac number, because 23152455 - 24 = 23152439 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257205 + ... + 257294.
It is an arithmetic number, because the mean of its divisors is an integer number (3344250).
Almost surely, 223152455 is an apocalyptic number.
23152455 is a deficient number, since it is larger than the sum of its proper divisors (16978545).
23152455 is a wasteful number, since it uses less digits than its factorization.
23152455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 514510 (or 514507 counting only the distinct ones).
The product of its digits is 6000, while the sum is 27.
The square root of 23152455 is about 4811.6998036037. The cubic root of 23152455 is about 285.0136650881.
Adding to 23152455 its reverse (55425132), we get a palindrome (78577587).
The spelling of 23152455 in words is "twenty-three million, one hundred fifty-two thousand, four hundred fifty-five".
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