Base | Representation |
---|---|
bin | 101101100011… |
… | …0100010100101 |
3 | 1122221022210120 |
4 | 1123012202211 |
5 | 22103210033 |
6 | 2211512153 |
7 | 406664340 |
oct | 133064245 |
9 | 48838716 |
10 | 23881893 |
11 | 12531902 |
12 | 7bb8659 |
13 | 4c422c9 |
14 | 3259457 |
15 | 216b1b3 |
hex | 16c68a5 |
23881893 has 8 divisors (see below), whose sum is σ = 36391488. Its totient is φ = 13646784.
The previous prime is 23881883. The next prime is 23881901. The reversal of 23881893 is 39818832.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23881893 - 29 = 23881381 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23881883) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568596 + ... + 568637.
It is an arithmetic number, because the mean of its divisors is an integer number (4548936).
Almost surely, 223881893 is an apocalyptic number.
It is an amenable number.
23881893 is a deficient number, since it is larger than the sum of its proper divisors (12509595).
23881893 is a wasteful number, since it uses less digits than its factorization.
23881893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1137243.
The product of its digits is 82944, while the sum is 42.
The square root of 23881893 is about 4886.9103736410. The cubic root of 23881893 is about 287.9759697350.
The spelling of 23881893 in words is "twenty-three million, eight hundred eighty-one thousand, eight hundred ninety-three".
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