Base | Representation |
---|---|
bin | 101101101010… |
… | …0010111000001 |
3 | 1200001012110000 |
4 | 1123110113001 |
5 | 22112012442 |
6 | 2213030213 |
7 | 410321352 |
oct | 133242701 |
9 | 50035400 |
10 | 23938497 |
11 | 12570390 |
12 | 8025369 |
13 | 4c61cbb |
14 | 3271d29 |
15 | 217cd4c |
hex | 16d45c1 |
23938497 has 40 divisors (see below), whose sum is σ = 39691872. Its totient is φ = 14256000.
The previous prime is 23938493. The next prime is 23938507. The reversal of 23938497 is 79483932.
It is a happy number.
It is not a de Polignac number, because 23938497 - 22 = 23938493 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23938493) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 59497 + ... + 59897.
Almost surely, 223938497 is an apocalyptic number.
23938497 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
23938497 is a deficient number, since it is larger than the sum of its proper divisors (15753375).
23938497 is a wasteful number, since it uses less digits than its factorization.
23938497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 491 (or 482 counting only the distinct ones).
The product of its digits is 326592, while the sum is 45.
The square root of 23938497 is about 4892.6983352747. The cubic root of 23938497 is about 288.2033069672.
The spelling of 23938497 in words is "twenty-three million, nine hundred thirty-eight thousand, four hundred ninety-seven".
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