Base | Representation |
---|---|
bin | 10010110100011101… |
… | …110001000010100000 |
3 | 1221011022002222021102 |
4 | 102310131301002200 |
5 | 312341114233404 |
6 | 13141102213532 |
7 | 1313522343320 |
oct | 226435610240 |
9 | 57138088242 |
10 | 20207571104 |
11 | 862a713296 |
12 | 3abb5842a8 |
13 | 1ba06b3086 |
14 | d99ab9280 |
15 | 7d40bd71e |
hex | 4b47710a0 |
20207571104 has 48 divisors (see below), whose sum is σ = 47443874688. Its totient is φ = 8283846912.
The previous prime is 20207571047. The next prime is 20207571107. The reversal of 20207571104 is 40117570202.
It is not an unprimeable number, because it can be changed into a prime (20207571107) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1955987 + ... + 1966290.
It is an arithmetic number, because the mean of its divisors is an integer number (988414056).
Almost surely, 220207571104 is an apocalyptic number.
It is an amenable number.
20207571104 is an abundant number, since it is smaller than the sum of its proper divisors (27236303584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20207571104 is a wasteful number, since it uses less digits than its factorization.
20207571104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3922317 (or 3922309 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 29.
The spelling of 20207571104 in words is "twenty billion, two hundred seven million, five hundred seventy-one thousand, one hundred four".
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