Base | Representation |
---|---|
bin | 111101001010010001… |
… | …0110010000001100011 |
3 | 110120000101120110122101 |
4 | 1322110202302001203 |
5 | 4122441314232033 |
6 | 140200504551231 |
7 | 12326520323233 |
oct | 1722442620143 |
9 | 416011513571 |
10 | 131341164643 |
11 | 50779732a67 |
12 | 21555a82517 |
13 | c5019c3490 |
14 | 64dd663cc3 |
15 | 363a98597d |
hex | 1e948b2063 |
131341164643 has 8 divisors (see below), whose sum is σ = 141631190288. Its totient is φ = 121077833184.
The previous prime is 131341164641. The next prime is 131341164677. The reversal of 131341164643 is 346461143131.
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 131341164643 - 21 = 131341164641 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131341164641) 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, 6663321 + ... + 6683002.
It is an arithmetic number, because the mean of its divisors is an integer number (17703898786).
Almost surely, 2131341164643 is an apocalyptic number.
131341164643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
131341164643 is a deficient number, since it is larger than the sum of its proper divisors (10290025645).
131341164643 is a wasteful number, since it uses less digits than its factorization.
131341164643 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13347093.
The product of its digits is 62208, while the sum is 37.
The spelling of 131341164643 in words is "one hundred thirty-one billion, three hundred forty-one million, one hundred sixty-four thousand, six hundred forty-three".
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