Base | Representation |
---|---|
bin | 101010001111… |
… | …1010001000000 |
3 | 1112200020120020 |
4 | 1110133101000 |
5 | 21132220120 |
6 | 2110413440 |
7 | 356153616 |
oct | 124372100 |
9 | 45606506 |
10 | 22148160 |
11 | 11558271 |
12 | 7501280 |
13 | 4786128 |
14 | 2d276b6 |
15 | 1e27640 |
hex | 151f440 |
22148160 has 56 divisors (see below), whose sum is σ = 70323456. Its totient is φ = 5905920.
The previous prime is 22148153. The next prime is 22148173. The reversal of 22148160 is 6184122.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 22148160.
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, 10576 + ... + 12495.
It is an arithmetic number, because the mean of its divisors is an integer number (1255776).
Almost surely, 222148160 is an apocalyptic number.
22148160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22148160 is an abundant number, since it is smaller than the sum of its proper divisors (48175296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22148160 is a wasteful number, since it uses less digits than its factorization.
22148160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23091 (or 23081 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 22148160 is about 4706.1831668561. The cubic root of 22148160 is about 280.8315416554.
The spelling of 22148160 in words is "twenty-two million, one hundred forty-eight thousand, one hundred sixty".
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