Base | Representation |
---|---|
bin | 10001100110000110… |
… | …100000111011001100 |
3 | 1210202200020101000002 |
4 | 101212012200323030 |
5 | 302143032243230 |
6 | 12402415223432 |
7 | 1236116412623 |
oct | 214606407314 |
9 | 53680211002 |
10 | 18892852940 |
11 | 8015583055 |
12 | 37b3217b78 |
13 | 1a211c3b30 |
14 | cb32466ba |
15 | 758972545 |
hex | 4661a0ecc |
18892852940 has 48 divisors (see below), whose sum is σ = 42746245248. Its totient is φ = 6972666624.
The previous prime is 18892852921. The next prime is 18892852967. The reversal of 18892852940 is 4925829881.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604334 + ... + 634826.
It is an arithmetic number, because the mean of its divisors is an integer number (890546776).
Almost surely, 218892852940 is an apocalyptic number.
18892852940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18892852940 is an abundant number, since it is smaller than the sum of its proper divisors (23853392308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18892852940 is a wasteful number, since it uses less digits than its factorization.
18892852940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32898 (or 32896 counting only the distinct ones).
The product of its (nonzero) digits is 3317760, while the sum is 56.
The spelling of 18892852940 in words is "eighteen billion, eight hundred ninety-two million, eight hundred fifty-two thousand, nine hundred forty".
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