Base | Representation |
---|---|
bin | 1100101001011… |
… | …1001001001101 |
3 | 10200211010000111 |
4 | 3022113021031 |
5 | 102040013020 |
6 | 5133000021 |
7 | 1212620362 |
oct | 312271115 |
9 | 120733014 |
10 | 53047885 |
11 | 27a42730 |
12 | 15923011 |
13 | acb47a7 |
14 | 708c469 |
15 | 49ccd5a |
hex | 329724d |
53047885 has 8 divisors (see below), whose sum is σ = 69444576. Its totient is φ = 38580240.
The previous prime is 53047849. The next prime is 53047933. The reversal of 53047885 is 58874035.
53047885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-53047885 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 482199 + ... + 482308.
It is an arithmetic number, because the mean of its divisors is an integer number (8680572).
Almost surely, 253047885 is an apocalyptic number.
53047885 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
53047885 is a deficient number, since it is larger than the sum of its proper divisors (16396691).
53047885 is a wasteful number, since it uses less digits than its factorization.
53047885 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 964523.
The product of its (nonzero) digits is 134400, while the sum is 40.
The square root of 53047885 is about 7283.3979020784. The cubic root of 53047885 is about 375.7416669946.
The spelling of 53047885 in words is "fifty-three million, forty-seven thousand, eight hundred eighty-five".
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