Base | Representation |
---|---|
bin | 10011100111100… |
… | …01111011111110 |
3 | 102110122221222212 |
4 | 21303301323332 |
5 | 314112200310 |
6 | 24155140422 |
7 | 4035545336 |
oct | 1163617376 |
9 | 373587885 |
10 | 164568830 |
11 | 84992aa8 |
12 | 47144712 |
13 | 2813020a |
14 | 17bdc0c6 |
15 | e6ab205 |
hex | 9cf1efe |
164568830 has 8 divisors (see below), whose sum is σ = 296223912. Its totient is φ = 65827528.
The previous prime is 164568799. The next prime is 164568839. The reversal of 164568830 is 38865461.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164568839) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8228432 + ... + 8228451.
It is an arithmetic number, because the mean of its divisors is an integer number (37027989).
Almost surely, 2164568830 is an apocalyptic number.
164568830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
164568830 is a deficient number, since it is larger than the sum of its proper divisors (131655082).
164568830 is a wasteful number, since it uses less digits than its factorization.
164568830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16456890.
The product of its (nonzero) digits is 138240, while the sum is 41.
The square root of 164568830 is about 12828.4383305218. The cubic root of 164568830 is about 548.0024841381.
The spelling of 164568830 in words is "one hundred sixty-four million, five hundred sixty-eight thousand, eight hundred thirty".
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