Base | Representation |
---|---|
bin | 1100101101000111… |
… | …00100100001001000 |
3 | 122121100200022112112 |
4 | 12112203210201020 |
5 | 102432120434222 |
6 | 3044455001452 |
7 | 331012321640 |
oct | 62643444110 |
9 | 18540608475 |
10 | 6820874312 |
11 | 299022990a |
12 | 13a4369288 |
13 | 84917a005 |
14 | 489c4d520 |
15 | 29dc34be2 |
hex | 1968e4848 |
6820874312 has 32 divisors (see below), whose sum is σ = 14956075200. Its totient is φ = 2855248704.
The previous prime is 6820874257. The next prime is 6820874329. The reversal of 6820874312 is 2134780286.
It is a self number, because there is not a number n which added to its sum of digits gives 6820874312.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1413887 + ... + 1418702.
It is an arithmetic number, because the mean of its divisors is an integer number (467377350).
Almost surely, 26820874312 is an apocalyptic number.
It is an amenable number.
6820874312 is an abundant number, since it is smaller than the sum of its proper divisors (8135200888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6820874312 is a wasteful number, since it uses less digits than its factorization.
6820874312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2832645 (or 2832641 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 41.
The square root of 6820874312 is about 82588.5846349240. The cubic root of 6820874312 is about 1896.4730796509.
The spelling of 6820874312 in words is "six billion, eight hundred twenty million, eight hundred seventy-four thousand, three hundred twelve".
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