Base | Representation |
---|---|
bin | 10010111001101101… |
… | …001101101110010000 |
3 | 1221101102120120102020 |
4 | 102321231031232100 |
5 | 313031122204312 |
6 | 13153523051440 |
7 | 1315640650566 |
oct | 227155155620 |
9 | 57342516366 |
10 | 20295506832 |
11 | 8675314747 |
12 | 3b24b10b80 |
13 | 1bb5991553 |
14 | da7649a36 |
15 | 7dbb8d78c |
hex | 4b9b4db90 |
20295506832 has 40 divisors (see below), whose sum is σ = 52719750720. Its totient is φ = 6727789440.
The previous prime is 20295506809. The next prime is 20295506837. The reversal of 20295506832 is 23860559202.
It is not an unprimeable number, because it can be changed into a prime (20295506837) 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, 1159332 + ... + 1176707.
It is an arithmetic number, because the mean of its divisors is an integer number (1317993768).
Almost surely, 220295506832 is an apocalyptic number.
It is an amenable number.
20295506832 is an abundant number, since it is smaller than the sum of its proper divisors (32424243888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20295506832 is a wasteful number, since it uses less digits than its factorization.
20295506832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2336231 (or 2336225 counting only the distinct ones).
The product of its (nonzero) digits is 259200, while the sum is 42.
The spelling of 20295506832 in words is "twenty billion, two hundred ninety-five million, five hundred six thousand, eight hundred thirty-two".
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