Base | Representation |
---|---|
bin | 10011011010101111… |
… | …000010100000001111 |
3 | 1222211001021010000120 |
4 | 103122233002200033 |
5 | 320200001231140 |
6 | 13324520000023 |
7 | 1335446646621 |
oct | 233257024017 |
9 | 58731233016 |
10 | 20849633295 |
11 | 892a0900a7 |
12 | 405a600013 |
13 | 1c7371802a |
14 | 101b090c11 |
15 | 8206491d0 |
hex | 4dabc280f |
20849633295 has 32 divisors (see below), whose sum is σ = 33854822400. Its totient is φ = 10955015424.
The previous prime is 20849633269. The next prime is 20849633303. The reversal of 20849633295 is 59233694802.
It is a happy number.
It is not a de Polignac number, because 20849633295 - 25 = 20849633263 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 995946 + ... + 1016664.
It is an arithmetic number, because the mean of its divisors is an integer number (1057963200).
Almost surely, 220849633295 is an apocalyptic number.
20849633295 is a deficient number, since it is larger than the sum of its proper divisors (13005189105).
20849633295 is a wasteful number, since it uses less digits than its factorization.
20849633295 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21719.
The product of its (nonzero) digits is 2799360, while the sum is 51.
The spelling of 20849633295 in words is "twenty billion, eight hundred forty-nine million, six hundred thirty-three thousand, two hundred ninety-five".
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