Base | Representation |
---|---|
bin | 111101001010001111… |
… | …0100011101101111001 |
3 | 110120000022111012212210 |
4 | 1322110132203231321 |
5 | 4122441023314330 |
6 | 140200425125333 |
7 | 12326505032301 |
oct | 1722436435571 |
9 | 416008435783 |
10 | 131340057465 |
11 | 50779047141 |
12 | 21555629849 |
13 | c5016c6546 |
14 | 64dd456601 |
15 | 363a8178b0 |
hex | 1e947a3b79 |
131340057465 has 8 divisors (see below), whose sum is σ = 210144091968. Its totient is φ = 70048030640.
The previous prime is 131340057451. The next prime is 131340057479. The reversal of 131340057465 is 564750043131.
It is an interprime number because it is at equal distance from previous prime (131340057451) and next prime (131340057479).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131340057465 - 24 = 131340057449 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4378001901 + ... + 4378001930.
It is an arithmetic number, because the mean of its divisors is an integer number (26268011496).
Almost surely, 2131340057465 is an apocalyptic number.
131340057465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
131340057465 is a deficient number, since it is larger than the sum of its proper divisors (78804034503).
131340057465 is an equidigital number, since it uses as much as digits as its factorization.
131340057465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8756003839.
The product of its (nonzero) digits is 151200, while the sum is 39.
The spelling of 131340057465 in words is "one hundred thirty-one billion, three hundred forty million, fifty-seven thousand, four hundred sixty-five".
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