Base | Representation |
---|---|
bin | 1001101001010… |
… | …10011110001101 |
3 | 12122020212120120 |
4 | 10310222132031 |
5 | 131203224232 |
6 | 12010135153 |
7 | 2001521541 |
oct | 464523615 |
9 | 178225516 |
10 | 80914317 |
11 | 41746140 |
12 | 231214b9 |
13 | 139c05c3 |
14 | aa63a21 |
15 | 718492c |
hex | 4d2a78d |
80914317 has 16 divisors (see below), whose sum is σ = 118153728. Its totient is φ = 48847280.
The previous prime is 80914313. The next prime is 80914319. The reversal of 80914317 is 71341908.
It is a cyclic number.
It is not a de Polignac number, because 80914317 - 22 = 80914313 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80914313) 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, 4018 + ... + 13340.
It is an arithmetic number, because the mean of its divisors is an integer number (7384608).
Almost surely, 280914317 is an apocalyptic number.
It is an amenable number.
80914317 is a deficient number, since it is larger than the sum of its proper divisors (37239411).
80914317 is a wasteful number, since it uses less digits than its factorization.
80914317 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9600.
The product of its (nonzero) digits is 6048, while the sum is 33.
The square root of 80914317 is about 8995.2385738234. The cubic root of 80914317 is about 432.5222539698.
The spelling of 80914317 in words is "eighty million, nine hundred fourteen thousand, three hundred seventeen".
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