Base | Representation |
---|---|
bin | 101010000101… |
… | …1001111111010 |
3 | 1112112002002120 |
4 | 1110023033322 |
5 | 21122104140 |
6 | 2104542110 |
7 | 355362600 |
oct | 124131772 |
9 | 45462076 |
10 | 22066170 |
11 | 11501705 |
12 | 7481936 |
13 | 4757a09 |
14 | 2d05870 |
15 | 1e0d1d0 |
hex | 150b3fa |
22066170 has 96 divisors (see below), whose sum is σ = 65302848. Its totient is φ = 4741632.
The previous prime is 22066157. The next prime is 22066183. The reversal of 22066170 is 7166022.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (22066157) and next prime (22066183).
It is a self number, because there is not a number n which added to its sum of digits gives 22066170.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24549 + ... + 25431.
It is an arithmetic number, because the mean of its divisors is an integer number (680238).
Almost surely, 222066170 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22066170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32651424).
22066170 is an abundant number, since it is smaller than the sum of its proper divisors (43236678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22066170 is a wasteful number, since it uses less digits than its factorization.
22066170 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 924 (or 917 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 22066170 is about 4697.4642095497. The cubic root of 22066170 is about 280.4845775564.
The spelling of 22066170 in words is "twenty-two million, sixty-six thousand, one hundred seventy".
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