Base | Representation |
---|---|
bin | 10011101010010… |
… | …00011101000001 |
3 | 102111022222002201 |
4 | 21311020131001 |
5 | 314210020301 |
6 | 24210513201 |
7 | 4041552442 |
oct | 1165103501 |
9 | 374288081 |
10 | 164923201 |
11 | 85105273 |
12 | 47295801 |
13 | 282255c1 |
14 | 17c912c9 |
15 | e72b201 |
hex | 9d48741 |
164923201 has 4 divisors (see below), whose sum is σ = 165398832. Its totient is φ = 164447572.
The previous prime is 164923169. The next prime is 164923217. The reversal of 164923201 is 102329461.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 164923201 - 25 = 164923169 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 164923201.
It is not an unprimeable number, because it can be changed into a prime (164923601) 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, 237295 + ... + 237988.
It is an arithmetic number, because the mean of its divisors is an integer number (41349708).
Almost surely, 2164923201 is an apocalyptic number.
It is an amenable number.
164923201 is a deficient number, since it is larger than the sum of its proper divisors (475631).
164923201 is an equidigital number, since it uses as much as digits as its factorization.
164923201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 475630.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 164923201 is about 12842.2428337109. The cubic root of 164923201 is about 548.3955455405.
The spelling of 164923201 in words is "one hundred sixty-four million, nine hundred twenty-three thousand, two hundred one".
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