Base | Representation |
---|---|
bin | 110011010100… |
… | …101011101001 |
3 | 221022112111102 |
4 | 303110223221 |
5 | 11421012212 |
6 | 1200211145 |
7 | 222233441 |
oct | 63245351 |
9 | 27275442 |
10 | 13454057 |
11 | 765a261 |
12 | 4609ab5 |
13 | 2a30aa6 |
14 | 1b03121 |
15 | 12ab5c2 |
hex | cd4ae9 |
13454057 has 12 divisors (see below), whose sum is σ = 14566020. Its totient is φ = 12411168.
The previous prime is 13454053. The next prime is 13454059. The reversal of 13454057 is 75045431.
It can be written as a sum of positive squares in 2 ways, for example, as 9357481 + 4096576 = 3059^2 + 2024^2 .
It is not a de Polignac number, because 13454057 - 22 = 13454053 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13454053) 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 11 ways as a sum of consecutive naturals, for example, 14903 + ... + 15779.
It is an arithmetic number, because the mean of its divisors is an integer number (1213835).
Almost surely, 213454057 is an apocalyptic number.
It is an amenable number.
13454057 is a deficient number, since it is larger than the sum of its proper divisors (1111963).
13454057 is an equidigital number, since it uses as much as digits as its factorization.
13454057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 952 (or 929 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 29.
The square root of 13454057 is about 3667.9772354801. The cubic root of 13454057 is about 237.8397398149.
Adding to 13454057 its reverse (75045431), we get a palindrome (88499488).
The spelling of 13454057 in words is "thirteen million, four hundred fifty-four thousand, fifty-seven".
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