Base | Representation |
---|---|
bin | 10100100001110011… |
… | …101110001101100000 |
3 | 2002220010222210221120 |
4 | 110201303232031200 |
5 | 330120230340412 |
6 | 14043113252240 |
7 | 1410136163466 |
oct | 244163561540 |
9 | 62803883846 |
10 | 22042043232 |
11 | 9391182360 |
12 | 4331a04080 |
13 | 2103782841 |
14 | 10d15a6836 |
15 | 890185b8c |
hex | 521cee360 |
22042043232 has 96 divisors (see below), whose sum is σ = 63602630784. Its totient is φ = 6628377600.
The previous prime is 22042043201. The next prime is 22042043237. The reversal of 22042043232 is 23234024022.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22042043237) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58668 + ... + 218004.
It is an arithmetic number, because the mean of its divisors is an integer number (662527404).
Almost surely, 222042043232 is an apocalyptic number.
22042043232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22042043232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31801315392).
22042043232 is an abundant number, since it is smaller than the sum of its proper divisors (41560587552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22042043232 is a wasteful number, since it uses less digits than its factorization.
22042043232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159492 (or 159484 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 24.
Adding to 22042043232 its reverse (23234024022), we get a palindrome (45276067254).
The spelling of 22042043232 in words is "twenty-two billion, forty-two million, forty-three thousand, two hundred thirty-two".
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