Base | Representation |
---|---|
bin | 10011101010001… |
… | …00100010111101 |
3 | 102111022011010222 |
4 | 21311010202331 |
5 | 314204012242 |
6 | 24210311125 |
7 | 4041455000 |
oct | 1165044275 |
9 | 374264128 |
10 | 164907197 |
11 | 850a4244 |
12 | 472884a5 |
13 | 2821b230 |
14 | 17c89537 |
15 | e7265d2 |
hex | 9d448bd |
164907197 has 32 divisors (see below), whose sum is σ = 213964800. Its totient is φ = 126161280.
The previous prime is 164907181. The next prime is 164907203. The reversal of 164907197 is 791709461.
164907197 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 164907197 - 24 = 164907181 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164907397) 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, 137633 + ... + 138825.
It is an arithmetic number, because the mean of its divisors is an integer number (6686400).
Almost surely, 2164907197 is an apocalyptic number.
It is an amenable number.
164907197 is a deficient number, since it is larger than the sum of its proper divisors (49057603).
164907197 is a wasteful number, since it uses less digits than its factorization.
164907197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1258 (or 1244 counting only the distinct ones).
The product of its (nonzero) digits is 95256, while the sum is 44.
The square root of 164907197 is about 12841.6197187115. The cubic root of 164907197 is about 548.3778063622.
The spelling of 164907197 in words is "one hundred sixty-four million, nine hundred seven thousand, one hundred ninety-seven".
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