Base | Representation |
---|---|
bin | 100101010010110011… |
… | …1011110110101010111 |
3 | 21122201110201000212211 |
4 | 1022211213132311113 |
5 | 2303010012030004 |
6 | 100443015454251 |
7 | 5533440532564 |
oct | 1124547366527 |
9 | 248643630784 |
10 | 80088001879 |
11 | 30a68653206 |
12 | 13631387387 |
13 | 7724437432 |
14 | 3c3a72586b |
15 | 213b0a3504 |
hex | 12a59ded57 |
80088001879 has 2 divisors, whose sum is σ = 80088001880. Its totient is φ = 80088001878.
The previous prime is 80088001823. The next prime is 80088001891. The reversal of 80088001879 is 97810088008.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 80088001879 - 227 = 79953784151 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (80088002879) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40044000939 + 40044000940.
It is an arithmetic number, because the mean of its divisors is an integer number (40044000940).
Almost surely, 280088001879 is an apocalyptic number.
80088001879 is a deficient number, since it is larger than the sum of its proper divisors (1).
80088001879 is an equidigital number, since it uses as much as digits as its factorization.
80088001879 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 258048, while the sum is 49.
The spelling of 80088001879 in words is "eighty billion, eighty-eight million, one thousand, eight hundred seventy-nine".
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