Base | Representation |
---|---|
bin | 1001100100110… |
… | …01010001100110 |
3 | 12121010122202122 |
4 | 10302121101212 |
5 | 131030211330 |
6 | 11545305542 |
7 | 1663463621 |
oct | 462312146 |
9 | 177118678 |
10 | 80319590 |
11 | 4137a32a |
12 | 22a952b2 |
13 | 138429b0 |
14 | a94adb8 |
15 | 70b85e5 |
hex | 4c99466 |
80319590 has 16 divisors (see below), whose sum is σ = 155696688. Its totient is φ = 29656416.
The previous prime is 80319529. The next prime is 80319601. The reversal of 80319590 is 9591308.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 80319590.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308792 + ... + 309051.
It is an arithmetic number, because the mean of its divisors is an integer number (9731043).
Almost surely, 280319590 is an apocalyptic number.
80319590 is a deficient number, since it is larger than the sum of its proper divisors (75377098).
80319590 is a wasteful number, since it uses less digits than its factorization.
80319590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 617863.
The product of its (nonzero) digits is 9720, while the sum is 35.
The square root of 80319590 is about 8962.1197269396. The cubic root of 80319590 is about 431.4599554569.
The spelling of 80319590 in words is "eighty million, three hundred nineteen thousand, five hundred ninety".
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