Base | Representation |
---|---|
bin | 1010000001101… |
… | …11011011100101 |
3 | 12212021101111221 |
4 | 11000313123211 |
5 | 133013110000 |
6 | 12202500341 |
7 | 2040643525 |
oct | 500673345 |
9 | 185241457 |
10 | 84113125 |
11 | 43530488 |
12 | 242046b1 |
13 | 145705a5 |
14 | b257685 |
15 | 75b761a |
hex | 50376e5 |
84113125 has 10 divisors (see below), whose sum is σ = 105108542. Its totient is φ = 67290000.
The previous prime is 84113101. The next prime is 84113129. The reversal of 84113125 is 52131148.
It can be written as a sum of positive squares in 5 ways, for example, as 9998244 + 74114881 = 3162^2 + 8609^2 .
It is not a de Polignac number, because 84113125 - 219 = 83588837 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 84113125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84113129) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 66666 + ... + 67915.
Almost surely, 284113125 is an apocalyptic number.
It is an amenable number.
84113125 is a deficient number, since it is larger than the sum of its proper divisors (20995417).
84113125 is an equidigital number, since it uses as much as digits as its factorization.
84113125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134601 (or 134586 counting only the distinct ones).
The product of its digits is 960, while the sum is 25.
The square root of 84113125 is about 9171.3207881962. The cubic root of 84113125 is about 438.1484262367.
The spelling of 84113125 in words is "eighty-four million, one hundred thirteen thousand, one hundred twenty-five".
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