Base | Representation |
---|---|
bin | 10011100110000… |
… | …10000111001111 |
3 | 102110022000021210 |
4 | 21303002013033 |
5 | 314034413233 |
6 | 24151025503 |
7 | 4034101260 |
oct | 1163020717 |
9 | 373260253 |
10 | 164372943 |
11 | 84869909 |
12 | 4706b293 |
13 | 28091cc7 |
14 | 17b8a967 |
15 | e66d163 |
hex | 9cc21cf |
164372943 has 32 divisors (see below), whose sum is σ = 261550080. Its totient is φ = 89844480.
The previous prime is 164372941. The next prime is 164372947. The reversal of 164372943 is 349273461.
164372943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 164372943 - 21 = 164372941 is a prime.
It is a super-3 number, since 3×1643729433 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164372941) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56521 + ... + 59357.
It is an arithmetic number, because the mean of its divisors is an integer number (8173440).
Almost surely, 2164372943 is an apocalyptic number.
164372943 is a deficient number, since it is larger than the sum of its proper divisors (97177137).
164372943 is a wasteful number, since it uses less digits than its factorization.
164372943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2967.
The product of its digits is 108864, while the sum is 39.
The square root of 164372943 is about 12820.8011840134. The cubic root of 164372943 is about 547.7849678918.
The spelling of 164372943 in words is "one hundred sixty-four million, three hundred seventy-two thousand, nine hundred forty-three".
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