Base | Representation |
---|---|
bin | 10001110001110000… |
… | …000110101101101010 |
3 | 1211021022000100211100 |
4 | 101301300012231222 |
5 | 303043101230002 |
6 | 12434040342230 |
7 | 1244011625664 |
oct | 216160065552 |
9 | 54238010740 |
10 | 19088305002 |
11 | 810593a088 |
12 | 3848774976 |
13 | 1a52848040 |
14 | cd11a3534 |
15 | 76abce11c |
hex | 471c06b6a |
19088305002 has 24 divisors (see below), whose sum is σ = 44539378884. Its totient is φ = 5873324544.
The previous prime is 19088304959. The next prime is 19088305009. The reversal of 19088305002 is 20050388091.
It can be written as a sum of positive squares in 2 ways, for example, as 18552891681 + 535413321 = 136209^2 + 23139^2 .
It is not an unprimeable number, because it can be changed into a prime (19088305009) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40786743 + ... + 40787210.
Almost surely, 219088305002 is an apocalyptic number.
19088305002 is an abundant number, since it is smaller than the sum of its proper divisors (25451073882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19088305002 is a wasteful number, since it uses less digits than its factorization.
19088305002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81573974 (or 81573971 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The spelling of 19088305002 in words is "nineteen billion, eighty-eight million, three hundred five thousand, two".
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