Base | Representation |
---|---|
bin | 101010001101… |
… | …1010101001100 |
3 | 1112122102110100 |
4 | 1110123111030 |
5 | 21131211134 |
6 | 2110211100 |
7 | 356055624 |
oct | 124332514 |
9 | 45572410 |
10 | 22132044 |
11 | 11547150 |
12 | 74b3a90 |
13 | 477b9ac |
14 | 2d21884 |
15 | 1e22999 |
hex | 151b54c |
22132044 has 36 divisors (see below), whose sum is σ = 61031880. Its totient is φ = 6706560.
The previous prime is 22132037. The next prime is 22132051. The reversal of 22132044 is 44023122.
It is an interprime number because it is at equal distance from previous prime (22132037) and next prime (22132051).
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27549 + ... + 28340.
It is an arithmetic number, because the mean of its divisors is an integer number (1695330).
Almost surely, 222132044 is an apocalyptic number.
It is an amenable number.
22132044 is an abundant number, since it is smaller than the sum of its proper divisors (38899836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22132044 is a wasteful number, since it uses less digits than its factorization.
22132044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55910 (or 55905 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 22132044 is about 4704.4706397213. The cubic root of 22132044 is about 280.7634098961.
Adding to 22132044 its reverse (44023122), we get a palindrome (66155166).
The spelling of 22132044 in words is "twenty-two million, one hundred thirty-two thousand, forty-four".
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