Base | Representation |
---|---|
bin | 111101000001000101… |
… | …1101010001011101001 |
3 | 110112012220220211200011 |
4 | 1322002023222023221 |
5 | 4121323434111241 |
6 | 140110142211521 |
7 | 12316060041355 |
oct | 1720213521351 |
9 | 415186824604 |
10 | 131033113321 |
11 | 5063085a4a0 |
12 | 2148a883ba1 |
13 | c482c36aa6 |
14 | 64b0796465 |
15 | 361d8d6281 |
hex | 1e822ea2e9 |
131033113321 has 8 divisors (see below), whose sum is σ = 142961887584. Its totient is φ = 119107117920.
The previous prime is 131033113319. The next prime is 131033113333. The reversal of 131033113321 is 123311330131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131033113321 - 21 = 131033113319 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131033113292 and 131033113301.
It is not an unprimeable number, because it can be changed into a prime (131033113301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595500 + ... + 785293.
It is an arithmetic number, because the mean of its divisors is an integer number (17870235948).
Almost surely, 2131033113321 is an apocalyptic number.
131033113321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
131033113321 is a deficient number, since it is larger than the sum of its proper divisors (11928774263).
131033113321 is a wasteful number, since it uses less digits than its factorization.
131033113321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1389431.
The product of its (nonzero) digits is 486, while the sum is 22.
Adding to 131033113321 its reverse (123311330131), we get a palindrome (254344443452).
The spelling of 131033113321 in words is "one hundred thirty-one billion, thirty-three million, one hundred thirteen thousand, three hundred twenty-one".
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