Base | Representation |
---|---|
bin | 11010001100000100001100 |
3 | 110220210020100 |
4 | 122030010030 |
5 | 3224141124 |
6 | 403051100 |
7 | 112232025 |
oct | 32140414 |
9 | 13823210 |
10 | 6865164 |
11 | 3969999 |
12 | 2370a90 |
13 | 1564a37 |
14 | ca9c4c |
15 | 9091c9 |
hex | 68c10c |
6865164 has 18 divisors (see below), whose sum is σ = 17353700. Its totient is φ = 2288376.
The previous prime is 6865129. The next prime is 6865169. The reversal of 6865164 is 4615686.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 190699 = 6865164 / (6 + 8 + 6 + 5 + 1 + 6 + 4).
It is not an unprimeable number, because it can be changed into a prime (6865169) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 95314 + ... + 95385.
Almost surely, 26865164 is an apocalyptic number.
It is an amenable number.
6865164 is an abundant number, since it is smaller than the sum of its proper divisors (10488536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6865164 is a wasteful number, since it uses less digits than its factorization.
6865164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190709 (or 190704 counting only the distinct ones).
The product of its digits is 34560, while the sum is 36.
The square root of 6865164 is about 2620.1457974701. The cubic root of 6865164 is about 190.0568989330.
The spelling of 6865164 in words is "six million, eight hundred sixty-five thousand, one hundred sixty-four".
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