Base | Representation |
---|---|
bin | 100101010101011101… |
… | …0000100101101000100 |
3 | 21122221122201111102102 |
4 | 1022222322010231010 |
5 | 2303200222333133 |
6 | 100455510131232 |
7 | 5535566141513 |
oct | 1125272045504 |
9 | 248848644372 |
10 | 80176761668 |
11 | 31003767803 |
12 | 13657050b18 |
13 | 7739943a13 |
14 | 3c4842c67a |
15 | 2143c877e8 |
hex | 12aae84b44 |
80176761668 has 24 divisors (see below), whose sum is σ = 141452903424. Its totient is φ = 39761820000.
The previous prime is 80176761667. The next prime is 80176761671. The reversal of 80176761668 is 86616767108.
It is a super-2 number, since 2×801767616682 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (80176761667) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2023043 + ... + 2062293.
It is an arithmetic number, because the mean of its divisors is an integer number (5893870976).
Almost surely, 280176761668 is an apocalyptic number.
It is an amenable number.
80176761668 is a deficient number, since it is larger than the sum of its proper divisors (61276141756).
80176761668 is a wasteful number, since it uses less digits than its factorization.
80176761668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43403 (or 43401 counting only the distinct ones).
The product of its (nonzero) digits is 4064256, while the sum is 56.
The spelling of 80176761668 in words is "eighty billion, one hundred seventy-six million, seven hundred sixty-one thousand, six hundred sixty-eight".
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