Base | Representation |
---|---|
bin | 10010111011111011… |
… | …101000011111110100 |
3 | 1221111000211100012021 |
4 | 102323323220133310 |
5 | 313120201402243 |
6 | 13201335202524 |
7 | 1316603203450 |
oct | 227373503764 |
9 | 57430740167 |
10 | 20332840948 |
11 | 86943a4392 |
12 | 3b35516444 |
13 | 1bc0633844 |
14 | dac5a7660 |
15 | 7e00b56ed |
hex | 4bbee87f4 |
20332840948 has 24 divisors (see below), whose sum is σ = 40780901952. Its totient is φ = 8689384704.
The previous prime is 20332840901. The next prime is 20332840951. The reversal of 20332840948 is 84904823302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018690 + ... + 1038457.
It is an arithmetic number, because the mean of its divisors is an integer number (1699204248).
Almost surely, 220332840948 is an apocalyptic number.
20332840948 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
20332840948 is an abundant number, since it is smaller than the sum of its proper divisors (20448061004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20332840948 is a wasteful number, since it uses less digits than its factorization.
20332840948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2057511 (or 2057509 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 43.
The spelling of 20332840948 in words is "twenty billion, three hundred thirty-two million, eight hundred forty thousand, nine hundred forty-eight".
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