Base | Representation |
---|---|
bin | 10011100110111… |
… | …01010000111011 |
3 | 102110111122211202 |
4 | 21303131100323 |
5 | 314101443110 |
6 | 24153244415 |
7 | 4035043433 |
oct | 1163352073 |
9 | 373448752 |
10 | 164484155 |
11 | 84935420 |
12 | 4710370b |
13 | 28100804 |
14 | 17bb92c3 |
15 | e6910a5 |
hex | 9cdd43b |
164484155 has 16 divisors (see below), whose sum is σ = 224688384. Its totient is φ = 114422880.
The previous prime is 164484137. The next prime is 164484157. The reversal of 164484155 is 551484461.
It is not a de Polignac number, because 164484155 - 210 = 164483131 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (164484157) 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, 63749 + ... + 66278.
It is an arithmetic number, because the mean of its divisors is an integer number (14043024).
Almost surely, 2164484155 is an apocalyptic number.
164484155 is a deficient number, since it is larger than the sum of its proper divisors (60204229).
164484155 is a wasteful number, since it uses less digits than its factorization.
164484155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130066.
The product of its digits is 76800, while the sum is 38.
The square root of 164484155 is about 12825.1376210940. The cubic root of 164484155 is about 547.9084807739.
The spelling of 164484155 in words is "one hundred sixty-four million, four hundred eighty-four thousand, one hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •