Base | Representation |
---|---|
bin | 100101010110001… |
… | …0100011000100110 |
3 | 10020022222200200102 |
4 | 1022230110120212 |
5 | 10031300204224 |
6 | 324202544102 |
7 | 43024305344 |
oct | 11254243046 |
9 | 3208880612 |
10 | 1253131814 |
11 | 5933a6530 |
12 | 2ab808032 |
13 | 16c80821c |
14 | bc600994 |
15 | 750334ae |
hex | 4ab14626 |
1253131814 has 32 divisors (see below), whose sum is σ = 2162280960. Its totient is φ = 538682400.
The previous prime is 1253131811. The next prime is 1253131819. The reversal of 1253131814 is 4181313521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1253131811) 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 15 ways as a sum of consecutive naturals, for example, 270659 + ... + 275249.
It is an arithmetic number, because the mean of its divisors is an integer number (67571280).
Almost surely, 21253131814 is an apocalyptic number.
1253131814 is a deficient number, since it is larger than the sum of its proper divisors (909149146).
1253131814 is a wasteful number, since it uses less digits than its factorization.
1253131814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5276.
The product of its digits is 2880, while the sum is 29.
The square root of 1253131814 is about 35399.6018904168. The cubic root of 1253131814 is about 1078.1162332231.
The spelling of 1253131814 in words is "one billion, two hundred fifty-three million, one hundred thirty-one thousand, eight hundred fourteen".
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