Base | Representation |
---|---|
bin | 10100100111011… |
… | …10011001111000 |
3 | 110001102102011010 |
4 | 22103232121320 |
5 | 323233133333 |
6 | 25054433520 |
7 | 4166663622 |
oct | 1223563170 |
9 | 401372133 |
10 | 172942968 |
11 | 89692680 |
12 | 49b028a0 |
13 | 29aa2a23 |
14 | 18d7bc12 |
15 | 102b2563 |
hex | a4ee678 |
172942968 has 32 divisors (see below), whose sum is σ = 471663360. Its totient is φ = 52406880.
The previous prime is 172942963. The next prime is 172942993. The reversal of 172942968 is 869249271.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (172942963) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327280 + ... + 327807.
It is an arithmetic number, because the mean of its divisors is an integer number (14739480).
Almost surely, 2172942968 is an apocalyptic number.
It is an amenable number.
172942968 is an abundant number, since it is smaller than the sum of its proper divisors (298720392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
172942968 is a wasteful number, since it uses less digits than its factorization.
172942968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 655107 (or 655103 counting only the distinct ones).
The product of its digits is 435456, while the sum is 48.
The square root of 172942968 is about 13150.7782279225. The cubic root of 172942968 is about 557.1442284929.
The spelling of 172942968 in words is "one hundred seventy-two million, nine hundred forty-two thousand, nine hundred sixty-eight".
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