Base | Representation |
---|---|
bin | 101010000101… |
… | …1111010011000 |
3 | 1112112012211020 |
4 | 1110023322120 |
5 | 21122201023 |
6 | 2105002440 |
7 | 355403532 |
oct | 124137230 |
9 | 45465736 |
10 | 22068888 |
11 | 11503756 |
12 | 7483420 |
13 | 475901a |
14 | 2d06852 |
15 | 1e0dde3 |
hex | 150be98 |
22068888 has 32 divisors (see below), whose sum is σ = 55287360. Its totient is φ = 7340960.
The previous prime is 22068881. The next prime is 22068889. The reversal of 22068888 is 88886022.
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22068881) 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, 22243 + ... + 23213.
It is an arithmetic number, because the mean of its divisors is an integer number (1727730).
Almost surely, 222068888 is an apocalyptic number.
It is an amenable number.
22068888 is an abundant number, since it is smaller than the sum of its proper divisors (33218472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22068888 is a wasteful number, since it uses less digits than its factorization.
22068888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1927 (or 1923 counting only the distinct ones).
The product of its (nonzero) digits is 98304, while the sum is 42.
The square root of 22068888 is about 4697.7535056663. The cubic root of 22068888 is about 280.4960933108.
The spelling of 22068888 in words is "twenty-two million, sixty-eight thousand, eight hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •