Base | Representation |
---|---|
bin | 10011101001111… |
… | …11001000100100 |
3 | 102111021000201220 |
4 | 21310333020210 |
5 | 314202310103 |
6 | 24210020340 |
7 | 4041333240 |
oct | 1164771044 |
9 | 374230656 |
10 | 164885028 |
11 | 85089620 |
12 | 472776b0 |
13 | 28211109 |
14 | 17c81420 |
15 | e71ec53 |
hex | 9d3f224 |
164885028 has 48 divisors (see below), whose sum is σ = 479668224. Its totient is φ = 42827040.
The previous prime is 164885003. The next prime is 164885033. The reversal of 164885028 is 820588461.
164885028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88300 + ... + 90147.
It is an arithmetic number, because the mean of its divisors is an integer number (9993088).
Almost surely, 2164885028 is an apocalyptic number.
It is an amenable number.
164885028 is an abundant number, since it is smaller than the sum of its proper divisors (314783196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164885028 is a wasteful number, since it uses less digits than its factorization.
164885028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178472 (or 178470 counting only the distinct ones).
The product of its (nonzero) digits is 122880, while the sum is 42.
The square root of 164885028 is about 12840.7565197694. The cubic root of 164885028 is about 548.3532318690.
The spelling of 164885028 in words is "one hundred sixty-four million, eight hundred eighty-five thousand, twenty-eight".
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