Base | Representation |
---|---|
bin | 100101010010110011… |
… | …1011111100011101101 |
3 | 21122201110201011221200 |
4 | 1022211213133203231 |
5 | 2303010012123340 |
6 | 100443015520113 |
7 | 5533440544332 |
oct | 1124547374355 |
9 | 248643634850 |
10 | 80088004845 |
11 | 30a68655462 |
12 | 13631389039 |
13 | 77244388a4 |
14 | 3c3a726989 |
15 | 213b0a4330 |
hex | 12a59df8ed |
80088004845 has 24 divisors (see below), whose sum is σ = 138834663552. Its totient is φ = 42708847200.
The previous prime is 80088004817. The next prime is 80088004879. The reversal of 80088004845 is 54840088008.
It is a happy number.
It is not a de Polignac number, because 80088004845 - 26 = 80088004781 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 80088004845.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 330040 + ... + 518750.
It is an arithmetic number, because the mean of its divisors is an integer number (5784777648).
Almost surely, 280088004845 is an apocalyptic number.
It is an amenable number.
80088004845 is a deficient number, since it is larger than the sum of its proper divisors (58746658707).
80088004845 is a wasteful number, since it uses less digits than its factorization.
80088004845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198153 (or 198150 counting only the distinct ones).
The product of its (nonzero) digits is 327680, while the sum is 45.
The spelling of 80088004845 in words is "eighty billion, eighty-eight million, four thousand, eight hundred forty-five".
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