Base | Representation |
---|---|
bin | 1011010010110… |
… | …1100000100101 |
3 | 10022010202121120 |
4 | 2310231200211 |
5 | 44111403300 |
6 | 4411204153 |
7 | 1113441510 |
oct | 264554045 |
9 | 108122546 |
10 | 47372325 |
11 | 24816590 |
12 | 13a46659 |
13 | 9a78380 |
14 | 6411d77 |
15 | 425b3a0 |
hex | 2d2d825 |
47372325 has 96 divisors (see below), whose sum is σ = 105326592. Its totient is φ = 18144000.
The previous prime is 47372323. The next prime is 47372357. The reversal of 47372325 is 52327374.
It is not a de Polignac number, because 47372325 - 21 = 47372323 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47372323) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 74760 + ... + 75390.
It is an arithmetic number, because the mean of its divisors is an integer number (1097152).
Almost surely, 247372325 is an apocalyptic number.
It is an amenable number.
47372325 is an abundant number, since it is smaller than the sum of its proper divisors (57954267).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47372325 is a wasteful number, since it uses less digits than its factorization.
47372325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 675 (or 670 counting only the distinct ones).
The product of its digits is 35280, while the sum is 33.
The square root of 47372325 is about 6882.7556254744. The cubic root of 47372325 is about 361.8330503125.
Adding to 47372325 its reverse (52327374), we get a palindrome (99699699).
The spelling of 47372325 in words is "forty-seven million, three hundred seventy-two thousand, three hundred twenty-five".
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