Base | Representation |
---|---|
bin | 10011101010001… |
… | …11001101111101 |
3 | 102111022201011022 |
4 | 21311013031331 |
5 | 314204340031 |
6 | 24210433525 |
7 | 4041531623 |
oct | 1165071575 |
9 | 374281138 |
10 | 164918141 |
11 | 85101493 |
12 | 472928a5 |
13 | 282231cb |
14 | 17c8d513 |
15 | e72997b |
hex | 9d4737d |
164918141 has 4 divisors (see below), whose sum is σ = 166519392. Its totient is φ = 163316892.
The previous prime is 164918111. The next prime is 164918147. The reversal of 164918141 is 141819461.
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 164918141 - 214 = 164901757 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 (164918147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800471 + ... + 800676.
It is an arithmetic number, because the mean of its divisors is an integer number (41629848).
Almost surely, 2164918141 is an apocalyptic number.
It is an amenable number.
164918141 is a deficient number, since it is larger than the sum of its proper divisors (1601251).
164918141 is a wasteful number, since it uses less digits than its factorization.
164918141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1601250.
The product of its digits is 6912, while the sum is 35.
The square root of 164918141 is about 12842.0458261135. The cubic root of 164918141 is about 548.3899370516.
The spelling of 164918141 in words is "one hundred sixty-four million, nine hundred eighteen thousand, one hundred forty-one".
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