Base | Representation |
---|---|
bin | 1111000011001111… |
… | …11111010100000000 |
3 | 202212010112222111100 |
4 | 13201213333110000 |
5 | 113022030330330 |
6 | 3413445214400 |
7 | 404144422311 |
oct | 74147772400 |
9 | 22763488440 |
10 | 8080323840 |
11 | 347714a996 |
12 | 1696101400 |
13 | 9ba087a14 |
14 | 569216608 |
15 | 3245b5060 |
hex | 1e19ff500 |
8080323840 has 108 divisors (see below), whose sum is σ = 27957118644. Its totient is φ = 2154749952.
The previous prime is 8080323827. The next prime is 8080323851. The reversal of 8080323840 is 483230808.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 2430095616 + 5650228224 = 49296^2 + 75168^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 8080323795 and 8080323804.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 339189 + ... + 362228.
Almost surely, 28080323840 is an apocalyptic number.
8080323840 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
8080323840 is an abundant number, since it is smaller than the sum of its proper divisors (19876794804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8080323840 is a wasteful number, since it uses less digits than its factorization.
8080323840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 701444 (or 701427 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 36.
The square root of 8080323840 is about 89890.6215352859. The cubic root of 8080323840 is about 2006.6713749676.
The spelling of 8080323840 in words is "eight billion, eighty million, three hundred twenty-three thousand, eight hundred forty".
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