Base | Representation |
---|---|
bin | 1011001110010… |
… | …0010110010111 |
3 | 10021120112112222 |
4 | 2303210112113 |
5 | 44022311123 |
6 | 4400532555 |
7 | 1111053041 |
oct | 263442627 |
9 | 107515488 |
10 | 47072663 |
11 | 24631430 |
12 | 1392115b |
13 | 99a1b61 |
14 | 6374a91 |
15 | 41ec6c8 |
hex | 2ce4597 |
47072663 has 24 divisors (see below), whose sum is σ = 54670608. Its totient is φ = 40176000.
The previous prime is 47072657. The next prime is 47072681. The reversal of 47072663 is 36627074.
It is not a de Polignac number, because 47072663 - 24 = 47072647 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47072603) 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, 644795 + ... + 644867.
It is an arithmetic number, because the mean of its divisors is an integer number (2277942).
Almost surely, 247072663 is an apocalyptic number.
47072663 is a deficient number, since it is larger than the sum of its proper divisors (7597945).
47072663 is a wasteful number, since it uses less digits than its factorization.
47072663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 207 (or 176 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 35.
The square root of 47072663 is about 6860.9520476389. The cubic root of 47072663 is about 361.0684896512.
The spelling of 47072663 in words is "forty-seven million, seventy-two thousand, six hundred sixty-three".
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