Base | Representation |
---|---|
bin | 101100011011… |
… | …1010000000011 |
3 | 1121211111201000 |
4 | 1120313100003 |
5 | 21430414404 |
6 | 2151143043 |
7 | 402001251 |
oct | 130672003 |
9 | 47744630 |
10 | 23294979 |
11 | 12170954 |
12 | 7974a83 |
13 | 4a98116 |
14 | 31455d1 |
15 | 20a2339 |
hex | 1637403 |
23294979 has 8 divisors (see below), whose sum is σ = 34511120. Its totient is φ = 15529968.
The previous prime is 23294977. The next prime is 23294983. The reversal of 23294979 is 97949232.
It is not a de Polignac number, because 23294979 - 21 = 23294977 is a prime.
It is a super-2 number, since 2×232949792 = 1085312093220882, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23294977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431362 + ... + 431415.
It is an arithmetic number, because the mean of its divisors is an integer number (4313890).
Almost surely, 223294979 is an apocalyptic number.
23294979 is a deficient number, since it is larger than the sum of its proper divisors (11216141).
23294979 is an equidigital number, since it uses as much as digits as its factorization.
23294979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 862786 (or 862780 counting only the distinct ones).
The product of its digits is 244944, while the sum is 45.
The square root of 23294979 is about 4826.4872319317. The cubic root of 23294979 is about 285.5973068385.
The spelling of 23294979 in words is "twenty-three million, two hundred ninety-four thousand, nine hundred seventy-nine".
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