Base | Representation |
---|---|
bin | 101111010011100… |
… | …110101101000100 |
3 | 2001022102112101200 |
4 | 233103212231010 |
5 | 3111134342140 |
6 | 210431022500 |
7 | 25445033046 |
oct | 5723465504 |
9 | 2038375350 |
10 | 793668420 |
11 | 378006916 |
12 | 1a196aa30 |
13 | c8576cac |
14 | 7759ba96 |
15 | 49a26030 |
hex | 2f4e6b44 |
793668420 has 36 divisors (see below), whose sum is σ = 2407461420. Its totient is φ = 211644864.
The previous prime is 793668397. The next prime is 793668439. The reversal of 793668420 is 24866397.
It can be written as a sum of positive squares in 2 ways, for example, as 446815044 + 346853376 = 21138^2 + 18624^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2204455 + ... + 2204814.
Almost surely, 2793668420 is an apocalyptic number.
It is an amenable number.
793668420 is an abundant number, since it is smaller than the sum of its proper divisors (1613793000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
793668420 is a wasteful number, since it uses less digits than its factorization.
793668420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4409284 (or 4409279 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The square root of 793668420 is about 28172.1213258782. The cubic root of 793668420 is about 925.8622279314.
The spelling of 793668420 in words is "seven hundred ninety-three million, six hundred sixty-eight thousand, four hundred twenty".
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