Base | Representation |
---|---|
bin | 11000101001100000… |
… | …10100100000101011 |
3 | 1021011020102210120011 |
4 | 30110300110200223 |
5 | 204100134110011 |
6 | 10025035312351 |
7 | 645633414520 |
oct | 142460244053 |
9 | 37136383504 |
10 | 13233113131 |
11 | 5680824837 |
12 | 26938ab6b7 |
13 | 132b780c74 |
14 | 8d76cb147 |
15 | 526b4c621 |
hex | 314c1482b |
13233113131 has 8 divisors (see below), whose sum is σ = 15475268864. Its totient is φ = 11078885160.
The previous prime is 13233113099. The next prime is 13233113147. The reversal of 13233113131 is 13131133231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13233113131 - 25 = 13233113099 is a prime.
It is a super-2 number, since 2×132331131312 (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 (13233111131) 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 7 ways as a sum of consecutive naturals, for example, 21981615 + ... + 21982216.
It is an arithmetic number, because the mean of its divisors is an integer number (1934408608).
Almost surely, 213233113131 is an apocalyptic number.
13233113131 is a deficient number, since it is larger than the sum of its proper divisors (2242155733).
13233113131 is an equidigital number, since it uses as much as digits as its factorization.
13233113131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43963881.
The product of its digits is 486, while the sum is 22.
Adding to 13233113131 its reverse (13131133231), we get a palindrome (26364246362).
The spelling of 13233113131 in words is "thirteen billion, two hundred thirty-three million, one hundred thirteen thousand, one hundred thirty-one".
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