Base | Representation |
---|---|
bin | 1010000011011… |
… | …10100000100101 |
3 | 12212200211222111 |
4 | 11001232200211 |
5 | 133042314400 |
6 | 12211401021 |
7 | 2042603332 |
oct | 501564045 |
9 | 185624874 |
10 | 84338725 |
11 | 43674a29 |
12 | 242b3171 |
13 | 1461c193 |
14 | b2b5989 |
15 | 760e3ba |
hex | 506e825 |
84338725 has 24 divisors (see below), whose sum is σ = 108965000. Its totient is φ = 64696320.
The previous prime is 84338719. The next prime is 84338731. The reversal of 84338725 is 52783348.
It is an interprime number because it is at equal distance from previous prime (84338719) and next prime (84338731).
It can be written as a sum of positive squares in 12 ways, for example, as 8282884 + 76055841 = 2878^2 + 8721^2 .
It is not a de Polignac number, because 84338725 - 29 = 84338213 is a prime.
It is a super-2 number, since 2×843387252 = 14226041069251250, which contains 22 as substring.
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 23 ways as a sum of consecutive naturals, for example, 66901 + ... + 68149.
Almost surely, 284338725 is an apocalyptic number.
It is an amenable number.
84338725 is a deficient number, since it is larger than the sum of its proper divisors (24626275).
84338725 is a wasteful number, since it uses less digits than its factorization.
84338725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1369 (or 1364 counting only the distinct ones).
The product of its digits is 161280, while the sum is 40.
The square root of 84338725 is about 9183.6117622643. The cubic root of 84338725 is about 438.5397961704.
The spelling of 84338725 in words is "eighty-four million, three hundred thirty-eight thousand, seven hundred twenty-five".
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