Base | Representation |
---|---|
bin | 10011100101001… |
… | …10101111011110 |
3 | 102110002022111110 |
4 | 21302212233132 |
5 | 314022321310 |
6 | 24144402450 |
7 | 4033123356 |
oct | 1162465736 |
9 | 373068443 |
10 | 164260830 |
11 | 847a2658 |
12 | 47016426 |
13 | 28052c76 |
14 | 17b5bb66 |
15 | e649d20 |
hex | 9ca6bde |
164260830 has 16 divisors (see below), whose sum is σ = 394226064. Its totient is φ = 43802880.
The previous prime is 164260823. The next prime is 164260849. The reversal of 164260830 is 38062461.
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 5475361 = 164260830 / (1 + 6 + 4 + 2 + 6 + 0 + 8 + 3 + 0).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2737651 + ... + 2737710.
It is an arithmetic number, because the mean of its divisors is an integer number (24639129).
Almost surely, 2164260830 is an apocalyptic number.
164260830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
164260830 is an abundant number, since it is smaller than the sum of its proper divisors (229965234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164260830 is a wasteful number, since it uses less digits than its factorization.
164260830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5475371.
The product of its (nonzero) digits is 6912, while the sum is 30.
The square root of 164260830 is about 12816.4281295531. The cubic root of 164260830 is about 547.6603979494.
The spelling of 164260830 in words is "one hundred sixty-four million, two hundred sixty thousand, eight hundred thirty".
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