Base | Representation |
---|---|
bin | 101100001011000111… |
… | …010000001001001101 |
3 | 11112102112222001122101 |
4 | 230023013100021031 |
5 | 1234114324401030 |
6 | 33442312515101 |
7 | 3266246422312 |
oct | 541307201115 |
9 | 145375861571 |
10 | 47431090765 |
11 | 1912a683573 |
12 | 92386aba91 |
13 | 461b7943a6 |
14 | 241d4a2d09 |
15 | 13790a67ca |
hex | b0b1d024d |
47431090765 has 8 divisors (see below), whose sum is σ = 57850379928. Its totient is φ = 37322825280.
The previous prime is 47431090757. The next prime is 47431090783. The reversal of 47431090765 is 56709013474.
It can be written as a sum of positive squares in 4 ways, for example, as 497334601 + 46933756164 = 22301^2 + 216642^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 47431090765 - 23 = 47431090757 is a prime.
It is a Duffinian number.
It is a congruent number.
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, 77755582 + ... + 77756191.
It is an arithmetic number, because the mean of its divisors is an integer number (7231297491).
Almost surely, 247431090765 is an apocalyptic number.
It is an amenable number.
47431090765 is a deficient number, since it is larger than the sum of its proper divisors (10419289163).
47431090765 is a wasteful number, since it uses less digits than its factorization.
47431090765 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155511839.
The product of its (nonzero) digits is 635040, while the sum is 46.
The spelling of 47431090765 in words is "forty-seven billion, four hundred thirty-one million, ninety thousand, seven hundred sixty-five".
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