Base | Representation |
---|---|
bin | 10100100000000100… |
… | …010010001010100100 |
3 | 2002211010000122102210 |
4 | 110200010102022210 |
5 | 330040241032442 |
6 | 14040151203420 |
7 | 1406332654011 |
oct | 244004221244 |
9 | 62733018383 |
10 | 22012830372 |
11 | 937673a2a5 |
12 | 4324076570 |
13 | 20ca6c4c20 |
14 | 10cb760708 |
15 | 88c81519c |
hex | 5201122a4 |
22012830372 has 48 divisors (see below), whose sum is σ = 55446471360. Its totient is φ = 6756993408.
The previous prime is 22012830347. The next prime is 22012830373. The reversal of 22012830372 is 27303821022.
It is not an unprimeable number, because it can be changed into a prime (22012830373) 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, 103023 + ... + 233750.
It is an arithmetic number, because the mean of its divisors is an integer number (1155134820).
Almost surely, 222012830372 is an apocalyptic number.
It is an amenable number.
22012830372 is an abundant number, since it is smaller than the sum of its proper divisors (33433640988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22012830372 is a wasteful number, since it uses less digits than its factorization.
22012830372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 337212 (or 337210 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 30.
The spelling of 22012830372 in words is "twenty-two billion, twelve million, eight hundred thirty thousand, three hundred seventy-two".
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