Base | Representation |
---|---|
bin | 1000001110001110000001… |
… | …11110111101000101111000 |
3 | 2101000111120220112122021211 |
4 | 10013013000332331011320 |
5 | 4332213341244434441 |
6 | 102242103442412504 |
7 | 3544201652242336 |
oct | 407070076750570 |
9 | 71014526478254 |
10 | 18080755077496 |
11 | 5841006971221 |
12 | 2040208361134 |
13 | a120144390b7 |
14 | 46718293ab56 |
15 | 2154c67c8a81 |
hex | 1071c0fbd178 |
18080755077496 has 32 divisors (see below), whose sum is σ = 36244117859040. Its totient is φ = 8425982942208.
The previous prime is 18080755077481. The next prime is 18080755077509. The reversal of 18080755077496 is 69477055708081.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645358461 + ... + 645386476.
It is an arithmetic number, because the mean of its divisors is an integer number (1132628683095).
Almost surely, 218080755077496 is an apocalyptic number.
It is an amenable number.
18080755077496 is an abundant number, since it is smaller than the sum of its proper divisors (18163362781544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18080755077496 is a wasteful number, since it uses less digits than its factorization.
18080755077496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1290745063 (or 1290745059 counting only the distinct ones).
The product of its (nonzero) digits is 118540800, while the sum is 67.
The spelling of 18080755077496 in words is "eighteen trillion, eighty billion, seven hundred fifty-five million, seventy-seven thousand, four hundred ninety-six".
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