Base | Representation |
---|---|
bin | 10100010110101110… |
… | …01101111010100001 |
3 | 1001012121001122202211 |
4 | 22023113031322201 |
5 | 134340040211141 |
6 | 5004214042121 |
7 | 534543632341 |
oct | 121327157241 |
9 | 31177048684 |
10 | 10928053921 |
11 | 46a8668724 |
12 | 214b949341 |
13 | 10520570c5 |
14 | 759502d21 |
15 | 43e5cbd81 |
hex | 28b5cdea1 |
10928053921 has 2 divisors, whose sum is σ = 10928053922. Its totient is φ = 10928053920.
The previous prime is 10928053919. The next prime is 10928053931. The reversal of 10928053921 is 12935082901.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5767643025 + 5160410896 = 75945^2 + 71836^2 .
It is a cyclic number.
It is not a de Polignac number, because 10928053921 - 21 = 10928053919 is a prime.
Together with 10928053919, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (10928053901) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5464026960 + 5464026961.
It is an arithmetic number, because the mean of its divisors is an integer number (5464026961).
Almost surely, 210928053921 is an apocalyptic number.
It is an amenable number.
10928053921 is a deficient number, since it is larger than the sum of its proper divisors (1).
10928053921 is an equidigital number, since it uses as much as digits as its factorization.
10928053921 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 38880, while the sum is 40.
The spelling of 10928053921 in words is "ten billion, nine hundred twenty-eight million, fifty-three thousand, nine hundred twenty-one".
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