Base | Representation |
---|---|
bin | 10100100010111… |
… | …00100011100000 |
3 | 110000022001200012 |
4 | 22101130203200 |
5 | 323110024233 |
6 | 25033544052 |
7 | 4161625133 |
oct | 1221344340 |
9 | 400261605 |
10 | 172345568 |
11 | 8931485a |
12 | 49875028 |
13 | 29923b35 |
14 | 18c6421a |
15 | 101e5548 |
hex | a45c8e0 |
172345568 has 24 divisors (see below), whose sum is σ = 342425160. Its totient is φ = 85380480.
The previous prime is 172345553. The next prime is 172345571. The reversal of 172345568 is 865543271.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21218 + ... + 28193.
It is an arithmetic number, because the mean of its divisors is an integer number (14267715).
Almost surely, 2172345568 is an apocalyptic number.
It is an amenable number.
172345568 is a deficient number, since it is larger than the sum of its proper divisors (170079592).
172345568 is a wasteful number, since it uses less digits than its factorization.
172345568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49530 (or 49522 counting only the distinct ones).
The product of its digits is 201600, while the sum is 41.
The square root of 172345568 is about 13128.0450943772. The cubic root of 172345568 is about 556.5019706322.
The spelling of 172345568 in words is "one hundred seventy-two million, three hundred forty-five thousand, five hundred sixty-eight".
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