Base | Representation |
---|---|
bin | 100110110111… |
… | …0011111001000 |
3 | 1102100011221000 |
4 | 1031232133020 |
5 | 20204003441 |
6 | 2004415000 |
7 | 335121531 |
oct | 115563710 |
9 | 42304830 |
10 | 20375496 |
11 | 10557459 |
12 | 69a7460 |
13 | 42b530b |
14 | 29c5688 |
15 | 1bc72b6 |
hex | 136e7c8 |
20375496 has 32 divisors (see below), whose sum is σ = 56599200. Its totient is φ = 6791760.
The previous prime is 20375491. The next prime is 20375497. The reversal of 20375496 is 69457302.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 20375496.
It is not an unprimeable number, because it can be changed into a prime (20375491) 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, 46950 + ... + 47381.
It is an arithmetic number, because the mean of its divisors is an integer number (1768725).
Almost surely, 220375496 is an apocalyptic number.
It is an amenable number.
20375496 is an abundant number, since it is smaller than the sum of its proper divisors (36223704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20375496 is a wasteful number, since it uses less digits than its factorization.
20375496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94346 (or 94336 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The square root of 20375496 is about 4513.9224627811. The cubic root of 20375496 is about 273.1299948468.
The spelling of 20375496 in words is "twenty million, three hundred seventy-five thousand, four hundred ninety-six".
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