Base | Representation |
---|---|
bin | 11100001000100… |
… | …111000100001011 |
3 | 1012220012001122000 |
4 | 130020213010023 |
5 | 1431314103321 |
6 | 114501002043 |
7 | 14461045206 |
oct | 3410470413 |
9 | 1186161560 |
10 | 472019211 |
11 | 222496024 |
12 | 1120b3323 |
13 | 76a39211 |
14 | 4699093d |
15 | 2b68c826 |
hex | 1c22710b |
472019211 has 8 divisors (see below), whose sum is σ = 699287760. Its totient is φ = 314679456.
The previous prime is 472019209. The next prime is 472019269. The reversal of 472019211 is 112910274.
472019211 is a `hidden beast` number, since 472 + 0 + 192 + 1 + 1 = 666.
It is not a de Polignac number, because 472019211 - 21 = 472019209 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 17482193 = 472019211 / (4 + 7 + 2 + 0 + 1 + 9 + 2 + 1 + 1).
It is not an unprimeable number, because it can be changed into a prime (472019201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8741070 + ... + 8741123.
It is an arithmetic number, because the mean of its divisors is an integer number (87410970).
Almost surely, 2472019211 is an apocalyptic number.
472019211 is a deficient number, since it is larger than the sum of its proper divisors (227268549).
472019211 is a wasteful number, since it uses less digits than its factorization.
472019211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17482202 (or 17482196 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 472019211 is about 21726.0031068763. The cubic root of 472019211 is about 778.6098463582.
Adding to 472019211 its reverse (112910274), we get a palindrome (584929485).
The spelling of 472019211 in words is "four hundred seventy-two million, nineteen thousand, two hundred eleven".
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