Base | Representation |
---|---|
bin | 10011100011101… |
… | …00010011101011 |
3 | 102102200211010101 |
4 | 21301310103223 |
5 | 313444214001 |
6 | 24140130231 |
7 | 4031303164 |
oct | 1161642353 |
9 | 372624111 |
10 | 164054251 |
11 | 84671429 |
12 | 46b36977 |
13 | 27cacc2a |
14 | 17b0676b |
15 | e608a01 |
hex | 9c744eb |
164054251 has 8 divisors (see below), whose sum is σ = 165071024. Its totient is φ = 163041120.
The previous prime is 164054249. The next prime is 164054269. The reversal of 164054251 is 152450461.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 164054251 - 21 = 164054249 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (164054291) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186625 + ... + 187501.
It is an arithmetic number, because the mean of its divisors is an integer number (20633878).
Almost surely, 2164054251 is an apocalyptic number.
164054251 is a deficient number, since it is larger than the sum of its proper divisors (1016773).
164054251 is an equidigital number, since it uses as much as digits as its factorization.
164054251 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1821.
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 164054251 is about 12808.3664454137. The cubic root of 164054251 is about 547.4307173091.
The spelling of 164054251 in words is "one hundred sixty-four million, fifty-four thousand, two hundred fifty-one".
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