Base | Representation |
---|---|
bin | 1100001010110… |
… | …1010011110101 |
3 | 10120001011210212 |
4 | 3002231103311 |
5 | 101031312100 |
6 | 5021555205 |
7 | 1156563053 |
oct | 302552365 |
9 | 116034725 |
10 | 51041525 |
11 | 268a2287 |
12 | 15115b05 |
13 | a7614b2 |
14 | 6ac91d3 |
15 | 4733635 |
hex | 30ad4f5 |
51041525 has 6 divisors (see below), whose sum is σ = 63291522. Its totient is φ = 40833200.
The previous prime is 51041521. The next prime is 51041569. The reversal of 51041525 is 52514015.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 8099716 + 42941809 = 2846^2 + 6553^2 .
It is not a de Polignac number, because 51041525 - 22 = 51041521 is a prime.
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 51041525.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51041521) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1020806 + ... + 1020855.
It is an arithmetic number, because the mean of its divisors is an integer number (10548587).
Almost surely, 251041525 is an apocalyptic number.
It is an amenable number.
51041525 is a deficient number, since it is larger than the sum of its proper divisors (12249997).
51041525 is a wasteful number, since it uses less digits than its factorization.
51041525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2041671 (or 2041666 counting only the distinct ones).
The product of its (nonzero) digits is 1000, while the sum is 23.
The square root of 51041525 is about 7144.3351685094. The cubic root of 51041525 is about 370.9435983454.
The spelling of 51041525 in words is "fifty-one million, forty-one thousand, five hundred twenty-five".
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