Base | Representation |
---|---|
bin | 101010000001… |
… | …0101011010100 |
3 | 1112110021221012 |
4 | 1110002223110 |
5 | 21114443220 |
6 | 2104111352 |
7 | 355155332 |
oct | 124025324 |
9 | 45407835 |
10 | 22031060 |
11 | 11488297 |
12 | 7465558 |
13 | 4744a3c |
14 | 2cd6b52 |
15 | 1e02ac5 |
hex | 1502ad4 |
22031060 has 24 divisors (see below), whose sum is σ = 46788840. Its totient is φ = 8712704.
The previous prime is 22031057. The next prime is 22031069. The reversal of 22031060 is 6013022.
It can be written as a sum of positive squares in 4 ways, for example, as 91204 + 21939856 = 302^2 + 4684^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22031069) 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, 4409 + ... + 7968.
It is an arithmetic number, because the mean of its divisors is an integer number (1949535).
Almost surely, 222031060 is an apocalyptic number.
22031060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22031060 is an abundant number, since it is smaller than the sum of its proper divisors (24757780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22031060 is a wasteful number, since it uses less digits than its factorization.
22031060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12475 (or 12473 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 22031060 is about 4693.7255991376. The cubic root of 22031060 is about 280.3357367265.
Adding to 22031060 its reverse (6013022), we get a palindrome (28044082).
The spelling of 22031060 in words is "twenty-two million, thirty-one thousand, sixty".
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