Base | Representation |
---|---|
bin | 1011010000100… |
… | …1011000000101 |
3 | 10021212020121002 |
4 | 2310021120011 |
5 | 44042134300 |
6 | 4404103045 |
7 | 1112254151 |
oct | 264113005 |
9 | 107766532 |
10 | 47224325 |
11 | 24725375 |
12 | 13994a85 |
13 | 9a25bb5 |
14 | 63b4061 |
15 | 422c5d5 |
hex | 2d09605 |
47224325 has 24 divisors (see below), whose sum is σ = 61770600. Its totient is φ = 35759360.
The previous prime is 47224319. The next prime is 47224327. The reversal of 47224325 is 52342274.
It can be written as a sum of positive squares in 12 ways, for example, as 247009 + 46977316 = 497^2 + 6854^2 .
It is not a de Polignac number, because 47224325 - 220 = 46175749 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47224327) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37811 + ... + 39039.
It is an arithmetic number, because the mean of its divisors is an integer number (2573775).
Almost surely, 247224325 is an apocalyptic number.
It is an amenable number.
47224325 is a deficient number, since it is larger than the sum of its proper divisors (14546275).
47224325 is a wasteful number, since it uses less digits than its factorization.
47224325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1321 (or 1316 counting only the distinct ones).
The product of its digits is 13440, while the sum is 29.
The square root of 47224325 is about 6871.9957072164. The cubic root of 47224325 is about 361.4558458545.
Adding to 47224325 its reverse (52342274), we get a palindrome (99566599).
The spelling of 47224325 in words is "forty-seven million, two hundred twenty-four thousand, three hundred twenty-five".
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