Base | Representation |
---|---|
bin | 10100100000101… |
… | …11110101001011 |
3 | 102222202202112112 |
4 | 22100113311023 |
5 | 323022022300 |
6 | 25023532535 |
7 | 4156343351 |
oct | 1220276513 |
9 | 388682475 |
10 | 172064075 |
11 | 89142317 |
12 | 4975a14b |
13 | 29855981 |
14 | 18bcd7d1 |
15 | 1018be35 |
hex | a417d4b |
172064075 has 12 divisors (see below), whose sum is σ = 215434128. Its totient is φ = 136312800.
The previous prime is 172064071. The next prime is 172064093. The reversal of 172064075 is 570460271.
172064075 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 172064075 - 22 = 172064071 is a prime.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (172064071) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30836 + ... + 35985.
It is an arithmetic number, because the mean of its divisors is an integer number (17952844).
Almost surely, 2172064075 is an apocalyptic number.
172064075 is a deficient number, since it is larger than the sum of its proper divisors (43370053).
172064075 is a wasteful number, since it uses less digits than its factorization.
172064075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66934 (or 66929 counting only the distinct ones).
The product of its (nonzero) digits is 11760, while the sum is 32.
The square root of 172064075 is about 13117.3196576130. The cubic root of 172064075 is about 556.1988262480.
The spelling of 172064075 in words is "one hundred seventy-two million, sixty-four thousand, seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •