Base | Representation |
---|---|
bin | 101010000101… |
… | …0110110000000 |
3 | 1112111222211011 |
4 | 1110022312000 |
5 | 21122031022 |
6 | 2104530304 |
7 | 355355011 |
oct | 124126600 |
9 | 45458734 |
10 | 22064512 |
11 | 11500438 |
12 | 7480994 |
13 | 4757032 |
14 | 2d05008 |
15 | 1e0c977 |
hex | 150ad80 |
22064512 has 32 divisors (see below), whose sum is σ = 44210880. Its totient is φ = 10968576.
The previous prime is 22064477. The next prime is 22064531. The reversal of 22064512 is 21546022.
It is a tau number, because it is divible by the number of its divisors (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28158 + ... + 28930.
It is an arithmetic number, because the mean of its divisors is an integer number (1381590).
Almost surely, 222064512 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22064512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22105440).
22064512 is an abundant number, since it is smaller than the sum of its proper divisors (22146368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22064512 is an equidigital number, since it uses as much as digits as its factorization.
22064512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1010 (or 998 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 22064512 is about 4697.2877280405. The cubic root of 22064512 is about 280.4775523971.
It can be divided in two parts, 2 and 2064512, that multiplied together give a square (4129024 = 20322).
The spelling of 22064512 in words is "twenty-two million, sixty-four thousand, five hundred twelve".
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