Base | Representation |
---|---|
bin | 101011001110111… |
… | …101001001100011 |
3 | 1212112212010111000 |
4 | 223032331021203 |
5 | 2441141401041 |
6 | 155550323043 |
7 | 23655203061 |
oct | 5316751143 |
9 | 1775763430 |
10 | 725340771 |
11 | 342488291 |
12 | 182ab9483 |
13 | b737272c |
14 | 6c493031 |
15 | 43a2abb6 |
hex | 2b3bd263 |
725340771 has 16 divisors (see below), whose sum is σ = 1075033120. Its totient is φ = 483356160.
The previous prime is 725340769. The next prime is 725340773. The reversal of 725340771 is 177043527.
It is an interprime number because it is at equal distance from previous prime (725340769) and next prime (725340773).
It is not a de Polignac number, because 725340771 - 21 = 725340769 is a prime.
It is a super-2 number, since 2×7253407712 = 1052238468149748882, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (725340773) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86751 + ... + 94743.
It is an arithmetic number, because the mean of its divisors is an integer number (67189570).
Almost surely, 2725340771 is an apocalyptic number.
725340771 is a deficient number, since it is larger than the sum of its proper divisors (349692349).
725340771 is a wasteful number, since it uses less digits than its factorization.
725340771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11363 (or 11357 counting only the distinct ones).
The product of its (nonzero) digits is 41160, while the sum is 36.
The square root of 725340771 is about 26932.1512508749. The cubic root of 725340771 is about 898.4916178381.
The spelling of 725340771 in words is "seven hundred twenty-five million, three hundred forty thousand, seven hundred seventy-one".
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