Base | Representation |
---|---|
bin | 1110110101110111… |
… | …11100010010011001 |
3 | 202120022102010021120 |
4 | 13122323330102121 |
5 | 112304314120232 |
6 | 3354400155453 |
7 | 401312564346 |
oct | 73273742231 |
9 | 22508363246 |
10 | 7968113817 |
11 | 3419879934 |
12 | 1664608b89 |
13 | 99ca5a761 |
14 | 5583677cd |
15 | 3197ec92c |
hex | 1daefc499 |
7968113817 has 8 divisors (see below), whose sum is σ = 10635868896. Its totient is φ = 5306217312.
The previous prime is 7968113773. The next prime is 7968113831. The reversal of 7968113817 is 7183118697.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7968113817 - 228 = 7699678361 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 7968113817.
It is not an unprimeable number, because it can be changed into a prime (7968118817) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1461468 + ... + 1466909.
It is an arithmetic number, because the mean of its divisors is an integer number (1329483612).
Almost surely, 27968113817 is an apocalyptic number.
It is an amenable number.
7968113817 is a deficient number, since it is larger than the sum of its proper divisors (2667755079).
7968113817 is a wasteful number, since it uses less digits than its factorization.
7968113817 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2929287.
The product of its digits is 508032, while the sum is 51.
The square root of 7968113817 is about 89264.2919481245. The cubic root of 7968113817 is about 1997.3392799374.
The spelling of 7968113817 in words is "seven billion, nine hundred sixty-eight million, one hundred thirteen thousand, eight hundred seventeen".
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