Base | Representation |
---|---|
bin | 10010001110101111010111… |
… | …11100111111100000010000 |
3 | 12020221110102120010222222201 |
4 | 21013113223330333200100 |
5 | 20223304020413024310 |
6 | 221132325303212544 |
7 | 11305220012044351 |
oct | 1107275374774020 |
9 | 166843376128881 |
10 | 40088888408080 |
11 | 11856669433756 |
12 | 45b55b3747154 |
13 | 194a49b00aa35 |
14 | 9c84538dbd28 |
15 | 497c0d6c2e3a |
hex | 2475ebf3f810 |
40088888408080 has 80 divisors (see below), whose sum is σ = 93533271974064. Its totient is φ = 15979415961600.
The previous prime is 40088888408047. The next prime is 40088888408081. The reversal of 40088888408080 is 8080488888004.
It can be written as a sum of positive squares in 8 ways, for example, as 19592769082384 + 20496119325696 = 4426372^2 + 4527264^2 .
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (40088888408081) 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, 50099130 + ... + 50893030.
Almost surely, 240088888408080 is an apocalyptic number.
40088888408080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40088888408080 is an abundant number, since it is smaller than the sum of its proper divisors (53444383565984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40088888408080 is a wasteful number, since it uses less digits than its factorization.
40088888408080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 796124 (or 796118 counting only the distinct ones).
The product of its (nonzero) digits is 33554432, while the sum is 64.
The spelling of 40088888408080 in words is "forty trillion, eighty-eight billion, eight hundred eighty-eight million, four hundred eight thousand, eighty".
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