Base | Representation |
---|---|
bin | 10011100101001… |
… | …00001001101111 |
3 | 102110001202221121 |
4 | 21302210021233 |
5 | 314022001343 |
6 | 24144241411 |
7 | 4033050424 |
oct | 1162441157 |
9 | 373052847 |
10 | 164250223 |
11 | 84795695 |
12 | 47010267 |
13 | 2804b1a7 |
14 | 17b57d4b |
15 | e646aed |
hex | 9ca426f |
164250223 has 4 divisors (see below), whose sum is σ = 168256368. Its totient is φ = 160244080.
The previous prime is 164250211. The next prime is 164250241. The reversal of 164250223 is 322052461.
164250223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322052461 = 601 ⋅535861.
It is a cyclic number.
It is not a de Polignac number, because 164250223 - 213 = 164242031 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164250253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2003011 + ... + 2003092.
It is an arithmetic number, because the mean of its divisors is an integer number (42064092).
Almost surely, 2164250223 is an apocalyptic number.
164250223 is a deficient number, since it is larger than the sum of its proper divisors (4006145).
164250223 is an equidigital number, since it uses as much as digits as its factorization.
164250223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4006144.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 164250223 is about 12816.0143180320. The cubic root of 164250223 is about 547.6486094646.
The spelling of 164250223 in words is "one hundred sixty-four million, two hundred fifty thousand, two hundred twenty-three".
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