Base | Representation |
---|---|
bin | 11000011101111010… |
… | …10011011001001011 |
3 | 1020220110102110220221 |
4 | 30032331103121023 |
5 | 203400234300011 |
6 | 10011242530511 |
7 | 643342623622 |
oct | 141675233113 |
9 | 36813373827 |
10 | 13135853131 |
11 | 5630934975 |
12 | 2667206a37 |
13 | 131458967b |
14 | 8c88106b9 |
15 | 51d339971 |
hex | 30ef5364b |
13135853131 has 6 divisors (see below), whose sum is σ = 13954003460. Its totient is φ = 12363155616.
The previous prime is 13135853123. The next prime is 13135853149.
13135853131 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 13135853131 - 23 = 13135853123 is a prime.
It is a super-2 number, since 2×131358531312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13135853191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22726101 + ... + 22726678.
Almost surely, 213135853131 is an apocalyptic number.
13135853131 is a deficient number, since it is larger than the sum of its proper divisors (818150329).
13135853131 is an equidigital number, since it uses as much as digits as its factorization.
13135853131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45452813 (or 45452796 counting only the distinct ones).
The product of its digits is 16200, while the sum is 34.
The spelling of 13135853131 in words is "thirteen billion, one hundred thirty-five million, eight hundred fifty-three thousand, one hundred thirty-one".
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