Base | Representation |
---|---|
bin | 100100101100101110… |
… | …1101000101010111010 |
3 | 21112102102120201011120 |
4 | 1021121131220222322 |
5 | 2242400422233224 |
6 | 100112135210110 |
7 | 5456664641001 |
oct | 1113135505272 |
9 | 245372521146 |
10 | 78810352314 |
11 | 30472431181 |
12 | 13335516936 |
13 | 757c826685 |
14 | 3b58b81c38 |
15 | 20b3d2a779 |
hex | 1259768aba |
78810352314 has 32 divisors (see below), whose sum is σ = 161899516800. Its totient is φ = 25557147072.
The previous prime is 78810352289. The next prime is 78810352321. The reversal of 78810352314 is 41325301887.
It is a super-2 number, since 2×788103523142 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2707912 + ... + 2736860.
It is an arithmetic number, because the mean of its divisors is an integer number (5059359900).
Almost surely, 278810352314 is an apocalyptic number.
78810352314 is a gapful number since it is divisible by the number (74) formed by its first and last digit.
78810352314 is an abundant number, since it is smaller than the sum of its proper divisors (83089164486).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78810352314 is a wasteful number, since it uses less digits than its factorization.
78810352314 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41254.
The product of its (nonzero) digits is 161280, while the sum is 42.
The spelling of 78810352314 in words is "seventy-eight billion, eight hundred ten million, three hundred fifty-two thousand, three hundred fourteen".
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