Base | Representation |
---|---|
bin | 1001100010011… |
… | …01010111110101 |
3 | 12120112212021221 |
4 | 10301031113311 |
5 | 130440234233 |
6 | 11534510341 |
7 | 1661030332 |
oct | 461152765 |
9 | 176485257 |
10 | 80008693 |
11 | 41187796 |
12 | 229653b1 |
13 | 1376432b |
14 | a8a9989 |
15 | 705642d |
hex | 4c4d5f5 |
80008693 has 8 divisors (see below), whose sum is σ = 81288576. Its totient is φ = 78733200.
The previous prime is 80008627. The next prime is 80008699. The reversal of 80008693 is 39680008.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80008693 - 217 = 79877621 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80008699) 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, 72655 + ... + 73747.
It is an arithmetic number, because the mean of its divisors is an integer number (10161072).
Almost surely, 280008693 is an apocalyptic number.
It is an amenable number.
80008693 is a deficient number, since it is larger than the sum of its proper divisors (1279883).
80008693 is a wasteful number, since it uses less digits than its factorization.
80008693 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2195.
The product of its (nonzero) digits is 10368, while the sum is 34.
The square root of 80008693 is about 8944.7578502719. The cubic root of 80008693 is about 430.9025445251.
The spelling of 80008693 in words is "eighty million, eight thousand, six hundred ninety-three".
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