Base | Representation |
---|---|
bin | 10100100001001001… |
… | …111111001011111000 |
3 | 2002212101101222101010 |
4 | 110201021333023320 |
5 | 330104430241322 |
6 | 14042042553520 |
7 | 1406644166103 |
oct | 244111771370 |
9 | 62771358333 |
10 | 22031102712 |
11 | 9385a8a603 |
12 | 432a2088a0 |
13 | 2101421b68 |
14 | 10cdd5973a |
15 | 88e22420c |
hex | 52127f2f8 |
22031102712 has 16 divisors (see below), whose sum is σ = 55077756840. Its totient is φ = 7343700896.
The previous prime is 22031102707. The next prime is 22031102747. The reversal of 22031102712 is 21720113022.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458981283 + ... + 458981330.
Almost surely, 222031102712 is an apocalyptic number.
It is an amenable number.
22031102712 is an abundant number, since it is smaller than the sum of its proper divisors (33046654128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22031102712 is a wasteful number, since it uses less digits than its factorization.
22031102712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 917962622 (or 917962618 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 21.
Adding to 22031102712 its reverse (21720113022), we get a palindrome (43751215734).
The spelling of 22031102712 in words is "twenty-two billion, thirty-one million, one hundred two thousand, seven hundred twelve".
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