Base | Representation |
---|---|
bin | 101011101000… |
… | …0101111110000 |
3 | 1121001011202200 |
4 | 1113100233300 |
5 | 21324000440 |
6 | 2134143200 |
7 | 365302212 |
oct | 127205760 |
9 | 47034680 |
10 | 22875120 |
11 | 11a04464 |
12 | 77b1b00 |
13 | 497bc98 |
14 | 30765b2 |
15 | 201cc30 |
hex | 15d0bf0 |
22875120 has 60 divisors (see below), whose sum is σ = 76824696. Its totient is φ = 6099840.
The previous prime is 22875119. The next prime is 22875131. The reversal of 22875120 is 2157822.
It is a tau number, because it is divible by the number of its divisors (60).
It is a super-2 number, since 2×228751202 = 1046542230028800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15166 + ... + 16605.
Almost surely, 222875120 is an apocalyptic number.
22875120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22875120 is an abundant number, since it is smaller than the sum of its proper divisors (53949576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22875120 is a wasteful number, since it uses less digits than its factorization.
22875120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31790 (or 31781 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 22875120 is about 4782.7941624118. The cubic root of 22875120 is about 283.8710649271.
The spelling of 22875120 in words is "twenty-two million, eight hundred seventy-five thousand, one hundred twenty".
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