Base | Representation |
---|---|
bin | 10010101001001001… |
… | …000101111011010100 |
3 | 1220200001122120000022 |
4 | 102221021011323110 |
5 | 311444001233020 |
6 | 13110154404312 |
7 | 1306024545305 |
oct | 225111057324 |
9 | 56601576008 |
10 | 20017602260 |
11 | 8542461947 |
12 | 3a67a30698 |
13 | 1b7022b886 |
14 | d7c7887ac |
15 | 7c2596625 |
hex | 4a9245ed4 |
20017602260 has 48 divisors (see below), whose sum is σ = 42672147840. Its totient is φ = 7886282880.
The previous prime is 20017602203. The next prime is 20017602281. The reversal of 20017602260 is 6220671002.
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, 1511387 + ... + 1524573.
It is an arithmetic number, because the mean of its divisors is an integer number (889003080).
Almost surely, 220017602260 is an apocalyptic number.
20017602260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20017602260 is an abundant number, since it is smaller than the sum of its proper divisors (22654545580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20017602260 is a wasteful number, since it uses less digits than its factorization.
20017602260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14336 (or 14334 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 26.
The spelling of 20017602260 in words is "twenty billion, seventeen million, six hundred two thousand, two hundred sixty".
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