Base | Representation |
---|---|
bin | 111101001000101101… |
… | …1001110100101101001 |
3 | 110112212202010202100020 |
4 | 1322101123032211221 |
5 | 4122334421242331 |
6 | 140151355431053 |
7 | 12325313556546 |
oct | 1722133164551 |
9 | 415782122306 |
10 | 131288852841 |
11 | 50752153373 |
12 | 21540455489 |
13 | c4c3c08a53 |
14 | 64d6727bcd |
15 | 36360a0c96 |
hex | 1e916ce969 |
131288852841 has 8 divisors (see below), whose sum is σ = 175295272320. Its totient is φ = 87404167632.
The previous prime is 131288852831. The next prime is 131288852881. The reversal of 131288852841 is 148258882131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131288852841 - 29 = 131288852329 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131288852831) 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, 30431050 + ... + 30435363.
It is an arithmetic number, because the mean of its divisors is an integer number (21911909040).
Almost surely, 2131288852841 is an apocalyptic number.
It is an amenable number.
131288852841 is a deficient number, since it is larger than the sum of its proper divisors (44006419479).
131288852841 is an equidigital number, since it uses as much as digits as its factorization.
131288852841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60867135.
The product of its digits is 983040, while the sum is 51.
The spelling of 131288852841 in words is "one hundred thirty-one billion, two hundred eighty-eight million, eight hundred fifty-two thousand, eight hundred forty-one".
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