Base | Representation |
---|---|
bin | 101011101101… |
… | …0010110010010 |
3 | 1121010011201100 |
4 | 1113122112102 |
5 | 21331230300 |
6 | 2135045230 |
7 | 365524656 |
oct | 127322622 |
9 | 47104640 |
10 | 22914450 |
11 | 11a30a69 |
12 | 7810816 |
13 | 4993b60 |
14 | 3086a66 |
15 | 2029700 |
hex | 15da592 |
22914450 has 72 divisors (see below), whose sum is σ = 66316068. Its totient is φ = 5639040.
The previous prime is 22914439. The next prime is 22914457. The reversal of 22914450 is 5441922.
It can be written as a sum of positive squares in 6 ways, for example, as 7634169 + 15280281 = 2763^2 + 3909^2 .
It is not an unprimeable number, because it can be changed into a prime (22914457) by changing a digit.
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 35 ways as a sum of consecutive naturals, for example, 3892 + ... + 7808.
Almost surely, 222914450 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22914450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33158034).
22914450 is an abundant number, since it is smaller than the sum of its proper divisors (43401618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22914450 is a wasteful number, since it uses less digits than its factorization.
22914450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3948 (or 3940 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 22914450 is about 4786.9040099003. The cubic root of 22914450 is about 284.0336616187.
The spelling of 22914450 in words is "twenty-two million, nine hundred fourteen thousand, four hundred fifty".
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