Base | Representation |
---|---|
bin | 100110111001… |
… | …1000100111000 |
3 | 1102101010201022 |
4 | 1031303010320 |
5 | 20210104141 |
6 | 2005042012 |
7 | 335230406 |
oct | 115630470 |
9 | 42333638 |
10 | 20394296 |
11 | 1056a59a |
12 | 69b6308 |
13 | 42c0a40 |
14 | 29cc476 |
15 | 1bccb4b |
hex | 1373138 |
20394296 has 32 divisors (see below), whose sum is σ = 43352400. Its totient is φ = 8916480.
The previous prime is 20394263. The next prime is 20394299. The reversal of 20394296 is 69249302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20394299) 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, 3185 + ... + 7136.
Almost surely, 220394296 is an apocalyptic number.
20394296 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
20394296 is an abundant number, since it is smaller than the sum of its proper divisors (22958104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20394296 is a wasteful number, since it uses less digits than its factorization.
20394296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10359 (or 10355 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 35.
The square root of 20394296 is about 4516.0044286958. The cubic root of 20394296 is about 273.2139726052.
The spelling of 20394296 in words is "twenty million, three hundred ninety-four thousand, two hundred ninety-six".
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