Base | Representation |
---|---|
bin | 10011100100001… |
… | …01011111111001 |
3 | 102102211101201022 |
4 | 21302011133321 |
5 | 314003442130 |
6 | 24141432225 |
7 | 4032015365 |
oct | 1162053771 |
9 | 372741638 |
10 | 164124665 |
11 | 8470a321 |
12 | 46b6b675 |
13 | 28005cb3 |
14 | 17b242a5 |
15 | e61e7e5 |
hex | 9c857f9 |
164124665 has 16 divisors (see below), whose sum is σ = 208417536. Its totient is φ = 123816000.
The previous prime is 164124661. The next prime is 164124673. The reversal of 164124665 is 566421461.
It is not a de Polignac number, because 164124665 - 22 = 164124661 is a prime.
It is a super-2 number, since 2×1641246652 = 53873811322724450, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (164124661) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1886 + ... + 18215.
It is an arithmetic number, because the mean of its divisors is an integer number (13026096).
Almost surely, 2164124665 is an apocalyptic number.
It is an amenable number.
164124665 is a deficient number, since it is larger than the sum of its proper divisors (44292871).
164124665 is a wasteful number, since it uses less digits than its factorization.
164124665 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20200.
The product of its digits is 34560, while the sum is 35.
The square root of 164124665 is about 12811.1149007415. The cubic root of 164124665 is about 547.5090273249.
The spelling of 164124665 in words is "one hundred sixty-four million, one hundred twenty-four thousand, six hundred sixty-five".
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