Base | Representation |
---|---|
bin | 100111000100… |
… | …0100101000110 |
3 | 1102112121112110 |
4 | 1032020211012 |
5 | 20220413444 |
6 | 2011001450 |
7 | 336045243 |
oct | 116104506 |
9 | 42477473 |
10 | 20482374 |
11 | 1061a790 |
12 | 6a39286 |
13 | 4321b63 |
14 | 2a125ca |
15 | 1be8cb9 |
hex | 1388946 |
20482374 has 64 divisors (see below), whose sum is σ = 47443968. Its totient is φ = 5834400.
The previous prime is 20482373. The next prime is 20482387. The reversal of 20482374 is 47328402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20482373) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156289 + ... + 156419.
It is an arithmetic number, because the mean of its divisors is an integer number (741312).
Almost surely, 220482374 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20482374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23721984).
20482374 is an abundant number, since it is smaller than the sum of its proper divisors (26961594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20482374 is a wasteful number, since it uses less digits than its factorization.
20482374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 273.
The product of its (nonzero) digits is 10752, while the sum is 30.
The square root of 20482374 is about 4525.7456844149. The cubic root of 20482374 is about 273.6067226299.
The spelling of 20482374 in words is "twenty million, four hundred eighty-two thousand, three hundred seventy-four".
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