Base | Representation |
---|---|
bin | 10001100111101111… |
… | …101000110010111011 |
3 | 1210211121002102121000 |
4 | 101213233220302323 |
5 | 302222111112144 |
6 | 12405242020043 |
7 | 1236602556030 |
oct | 214757506273 |
9 | 53747072530 |
10 | 18920410299 |
11 | 802a09532a |
12 | 38004a7623 |
13 | 1a26b2206b |
14 | cb6b7b387 |
15 | 75b0b7769 |
hex | 467be8cbb |
18920410299 has 16 divisors (see below), whose sum is σ = 32034557440. Its totient is φ = 10811662920.
The previous prime is 18920410297. The next prime is 18920410337. The reversal of 18920410299 is 99201402981.
It is not a de Polignac number, because 18920410299 - 21 = 18920410297 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (18920410297) 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, 50053807 + ... + 50054184.
It is an arithmetic number, because the mean of its divisors is an integer number (2002159840).
Almost surely, 218920410299 is an apocalyptic number.
18920410299 is a deficient number, since it is larger than the sum of its proper divisors (13114147141).
18920410299 is a wasteful number, since it uses less digits than its factorization.
18920410299 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100108007 (or 100108001 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 45.
The spelling of 18920410299 in words is "eighteen billion, nine hundred twenty million, four hundred ten thousand, two hundred ninety-nine".
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