Base | Representation |
---|---|
bin | 10011010111001001… |
… | …111001011100011110 |
3 | 1222122212020100002211 |
4 | 103113021321130132 |
5 | 320034112041324 |
6 | 13314532311034 |
7 | 1334120250205 |
oct | 232711713436 |
9 | 58585210084 |
10 | 20789565214 |
11 | 88a9193060 |
12 | 404247247a |
13 | 1c641460a2 |
14 | 10130d623c |
15 | 81a231294 |
hex | 4d727971e |
20789565214 has 32 divisors (see below), whose sum is σ = 34462267776. Its totient is φ = 9327397920.
The previous prime is 20789565161. The next prime is 20789565227. The reversal of 20789565214 is 41256598702.
20789565214 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 636117 + ... + 667999.
It is an arithmetic number, because the mean of its divisors is an integer number (1076945868).
Almost surely, 220789565214 is an apocalyptic number.
20789565214 is a deficient number, since it is larger than the sum of its proper divisors (13672702562).
20789565214 is a wasteful number, since it uses less digits than its factorization.
20789565214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32280.
The product of its (nonzero) digits is 1209600, while the sum is 49.
The spelling of 20789565214 in words is "twenty billion, seven hundred eighty-nine million, five hundred sixty-five thousand, two hundred fourteen".
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