Base | Representation |
---|---|
bin | 111101000100000011… |
… | …0001001010111101101 |
3 | 110112110211121122102120 |
4 | 1322020012021113231 |
5 | 4122024334102001 |
6 | 140124044543153 |
7 | 12321403266243 |
oct | 1721006112755 |
9 | 415424548376 |
10 | 131132331501 |
11 | 50681867596 |
12 | 214b7b51ab9 |
13 | c49a665782 |
14 | 64bda22793 |
15 | 3627484236 |
hex | 1e881895ed |
131132331501 has 8 divisors (see below), whose sum is σ = 175113347904. Its totient is φ = 87286434720.
The previous prime is 131132331481. The next prime is 131132331613. The reversal of 131132331501 is 105133231131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131132331501 - 218 = 131132069357 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131132331101) 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, 33777640 + ... + 33781521.
It is an arithmetic number, because the mean of its divisors is an integer number (21889168488).
Almost surely, 2131132331501 is an apocalyptic number.
It is an amenable number.
131132331501 is a deficient number, since it is larger than the sum of its proper divisors (43981016403).
131132331501 is an equidigital number, since it uses as much as digits as its factorization.
131132331501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67559811.
The product of its (nonzero) digits is 810, while the sum is 24.
Adding to 131132331501 its reverse (105133231131), we get a palindrome (236265562632).
The spelling of 131132331501 in words is "one hundred thirty-one billion, one hundred thirty-two million, three hundred thirty-one thousand, five hundred one".
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