Base | Representation |
---|---|
bin | 101001000100010… |
… | …100111110101100 |
3 | 1210000110211211000 |
4 | 221010110332230 |
5 | 2402341002424 |
6 | 152211400300 |
7 | 23034256263 |
oct | 5104247654 |
9 | 1700424730 |
10 | 689000364 |
11 | 323a17198 |
12 | 1728b3090 |
13 | ac98a830 |
14 | 677135da |
15 | 4074d3c9 |
hex | 29114fac |
689000364 has 48 divisors (see below), whose sum is σ = 1923708640. Its totient is φ = 211999680.
The previous prime is 689000359. The next prime is 689000369. The reversal of 689000364 is 463000986.
It is an interprime number because it is at equal distance from previous prime (689000359) and next prime (689000369).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (689000369) 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, 243967 + ... + 246774.
Almost surely, 2689000364 is an apocalyptic number.
It is an amenable number.
689000364 is an abundant number, since it is smaller than the sum of its proper divisors (1234708276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
689000364 is a wasteful number, since it uses less digits than its factorization.
689000364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 490767 (or 490759 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 689000364 is about 26248.8164304603. The cubic root of 689000364 is about 883.2286546262.
The spelling of 689000364 in words is "six hundred eighty-nine million, three hundred sixty-four", and thus it is an aban number.
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