Base | Representation |
---|---|
bin | 110010001100010101… |
… | …100100001011000001 |
3 | 12011002222012110202212 |
4 | 302030111210023001 |
5 | 1340333340232402 |
6 | 40431504551505 |
7 | 3615355021235 |
oct | 621425441301 |
9 | 164088173685 |
10 | 53894070977 |
11 | 2094688622a |
12 | a541022595 |
13 | 510b753036 |
14 | 287398c5c5 |
15 | 1606693952 |
hex | c8c5642c1 |
53894070977 has 4 divisors (see below), whose sum is σ = 53936209920. Its totient is φ = 53851932036.
The previous prime is 53894070961. The next prime is 53894070991. The reversal of 53894070977 is 77907049835.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 53894070977 - 24 = 53894070961 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53894070917) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21067553 + ... + 21070110.
It is an arithmetic number, because the mean of its divisors is an integer number (13484052480).
Almost surely, 253894070977 is an apocalyptic number.
It is an amenable number.
53894070977 is a deficient number, since it is larger than the sum of its proper divisors (42138943).
53894070977 is a wasteful number, since it uses less digits than its factorization.
53894070977 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42138942.
The product of its (nonzero) digits is 13335840, while the sum is 59.
The spelling of 53894070977 in words is "fifty-three billion, eight hundred ninety-four million, seventy thousand, nine hundred seventy-seven".
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