Base | Representation |
---|---|
bin | 101000011110101… |
… | …000101000011101 |
3 | 1202022212211122222 |
4 | 220132220220131 |
5 | 2342323310024 |
6 | 151215515125 |
7 | 22554263624 |
oct | 5036505035 |
9 | 1668784588 |
10 | 679119389 |
11 | 3193884a3 |
12 | 16b528aa5 |
13 | aa90b1c0 |
14 | 662a06bb |
15 | 3e94a85e |
hex | 287a8a1d |
679119389 has 16 divisors (see below), whose sum is σ = 739939200. Its totient is φ = 619569216.
The previous prime is 679119379. The next prime is 679119401. The reversal of 679119389 is 983911976.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-679119389 is a prime.
It is a super-3 number, since 3×6791193893 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 679119389.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (679119379) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 474527 + ... + 475955.
It is an arithmetic number, because the mean of its divisors is an integer number (46246200).
Almost surely, 2679119389 is an apocalyptic number.
It is an amenable number.
679119389 is a deficient number, since it is larger than the sum of its proper divisors (60819811).
679119389 is a wasteful number, since it uses less digits than its factorization.
679119389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1844.
The product of its digits is 734832, while the sum is 53.
The square root of 679119389 is about 26059.9192055540. The cubic root of 679119389 is about 878.9861727485.
The spelling of 679119389 in words is "six hundred seventy-nine million, one hundred nineteen thousand, three hundred eighty-nine".
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