Base | Representation |
---|---|
bin | 110010000101… |
… | …111010111100 |
3 | 220201010222002 |
4 | 302011322330 |
5 | 11330201302 |
6 | 1145241432 |
7 | 216421055 |
oct | 62057274 |
9 | 26633862 |
10 | 13131452 |
11 | 7459944 |
12 | 4493278 |
13 | 2949cb9 |
14 | 1a5b72c |
15 | 1245c02 |
hex | c85ebc |
13131452 has 12 divisors (see below), whose sum is σ = 23008440. Its totient is φ = 6557616.
The previous prime is 13131449. The next prime is 13131467. The reversal of 13131452 is 25413131.
It is a congruent number.
It is an unprimeable number.
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, 2999 + ... + 5937.
It is an arithmetic number, because the mean of its divisors is an integer number (1917370).
Almost surely, 213131452 is an apocalyptic number.
It is an amenable number.
13131452 is a deficient number, since it is larger than the sum of its proper divisors (9876988).
13131452 is a wasteful number, since it uses less digits than its factorization.
13131452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4060 (or 4058 counting only the distinct ones).
The product of its digits is 360, while the sum is 20.
The square root of 13131452 is about 3623.7345377387. The cubic root of 13131452 is about 235.9233448257.
Adding to 13131452 its reverse (25413131), we get a palindrome (38544583).
The spelling of 13131452 in words is "thirteen million, one hundred thirty-one thousand, four hundred fifty-two".
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