Base | Representation |
---|---|
bin | 101101000100… |
… | …1010101011001 |
3 | 1122110120220101 |
4 | 1122021111121 |
5 | 22022144233 |
6 | 2202255401 |
7 | 404601415 |
oct | 132112531 |
9 | 48416811 |
10 | 23631193 |
11 | 12380513 |
12 | 7ab7561 |
13 | 4b85171 |
14 | 31d1d45 |
15 | 211bc7d |
hex | 1689559 |
23631193 has 4 divisors (see below), whose sum is σ = 24874960. Its totient is φ = 22387428.
The previous prime is 23631137. The next prime is 23631199. The reversal of 23631193 is 39113632.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 23631193 - 221 = 21534041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23631199) 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, 621855 + ... + 621892.
It is an arithmetic number, because the mean of its divisors is an integer number (6218740).
Almost surely, 223631193 is an apocalyptic number.
It is an amenable number.
23631193 is a deficient number, since it is larger than the sum of its proper divisors (1243767).
23631193 is a wasteful number, since it uses less digits than its factorization.
23631193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1243766.
The product of its digits is 2916, while the sum is 28.
The square root of 23631193 is about 4861.1925491591. The cubic root of 23631193 is about 286.9647477816.
The spelling of 23631193 in words is "twenty-three million, six hundred thirty-one thousand, one hundred ninety-three".
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