Base | Representation |
---|---|
bin | 101100101100… |
… | …0111100011010 |
3 | 1122002112000101 |
4 | 1121120330122 |
5 | 21444323421 |
6 | 2154130014 |
7 | 403114513 |
oct | 131307432 |
9 | 48075011 |
10 | 23432986 |
11 | 12255605 |
12 | 7a2090a |
13 | 4b15b95 |
14 | 317da0a |
15 | 20cd191 |
hex | 1658f1a |
23432986 has 8 divisors (see below), whose sum is σ = 36361620. Its totient is φ = 11312448.
The previous prime is 23432963. The next prime is 23432989. The reversal of 23432986 is 68923432.
It can be written as a sum of positive squares in 2 ways, for example, as 22382361 + 1050625 = 4731^2 + 1025^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (23432989) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201951 + ... + 202066.
Almost surely, 223432986 is an apocalyptic number.
23432986 is a deficient number, since it is larger than the sum of its proper divisors (12928634).
23432986 is a wasteful number, since it uses less digits than its factorization.
23432986 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 404048.
The product of its digits is 62208, while the sum is 37.
The square root of 23432986 is about 4840.7629563944. The cubic root of 23432986 is about 286.1601870495.
It can be divided in two parts, 2343 and 2986, that added together give a square (5329 = 732).
The spelling of 23432986 in words is "twenty-three million, four hundred thirty-two thousand, nine hundred eighty-six".
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