Base | Representation |
---|---|
bin | 110011001010… |
… | …101001000011 |
3 | 221020110002020 |
4 | 303022221003 |
5 | 11413203211 |
6 | 1155252523 |
7 | 222002520 |
oct | 63125103 |
9 | 27213066 |
10 | 13412931 |
11 | 7631374 |
12 | 45aa143 |
13 | 2a1815c |
14 | 1ad2147 |
15 | 129e306 |
hex | ccaa43 |
13412931 has 16 divisors (see below), whose sum is σ = 20745984. Its totient is φ = 7549344.
The previous prime is 13412929. The next prime is 13412951. The reversal of 13412931 is 13921431.
It is not a de Polignac number, because 13412931 - 21 = 13412929 is a prime.
It is a super-2 number, since 2×134129312 = 359813436021522, which contains 22 as substring.
It is a nialpdrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (13412951) 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 15 ways as a sum of consecutive naturals, for example, 3360 + ... + 6173.
It is an arithmetic number, because the mean of its divisors is an integer number (1296624).
Almost surely, 213412931 is an apocalyptic number.
13412931 is a deficient number, since it is larger than the sum of its proper divisors (7333053).
13412931 is an equidigital number, since it uses as much as digits as its factorization.
13412931 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9610.
The product of its digits is 648, while the sum is 24.
The square root of 13412931 is about 3662.3668576482. The cubic root of 13412931 is about 237.5971517588.
The spelling of 13412931 in words is "thirteen million, four hundred twelve thousand, nine hundred thirty-one".
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