Base | Representation |
---|---|
bin | 110010000111000010… |
… | …110110111010100001 |
3 | 12010212210010110201120 |
4 | 302013002312322201 |
5 | 1340143122442204 |
6 | 40415013522453 |
7 | 3613226225151 |
oct | 620702667241 |
9 | 163783113646 |
10 | 53805280929 |
11 | 20900750a24 |
12 | a517343429 |
13 | 50c6235a4a |
14 | 2865c78761 |
15 | 15ed9a56d9 |
hex | c870b6ea1 |
53805280929 has 32 divisors (see below), whose sum is σ = 77386636800. Its totient is φ = 33142919040.
The previous prime is 53805280861. The next prime is 53805280931. The reversal of 53805280929 is 92908250835.
It is not a de Polignac number, because 53805280929 - 225 = 53771726497 is a prime.
It is a super-2 number, since 2×538052809292 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (53805280829) by changing a digit.
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, 1677757 + ... + 1709525.
It is an arithmetic number, because the mean of its divisors is an integer number (2418332400).
Almost surely, 253805280929 is an apocalyptic number.
It is an amenable number.
53805280929 is a deficient number, since it is larger than the sum of its proper divisors (23581355871).
53805280929 is a wasteful number, since it uses less digits than its factorization.
53805280929 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32525.
The product of its (nonzero) digits is 1555200, while the sum is 51.
The spelling of 53805280929 in words is "fifty-three billion, eight hundred five million, two hundred eighty thousand, nine hundred twenty-nine".
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