Base | Representation |
---|---|
bin | 1011010011101… |
… | …1110000101001 |
3 | 10022020201200111 |
4 | 2310323300221 |
5 | 44120240242 |
6 | 4412334321 |
7 | 1114103626 |
oct | 264736051 |
9 | 108221614 |
10 | 47430697 |
11 | 24856426 |
12 | 13a743a1 |
13 | 9a98b02 |
14 | 642934d |
15 | 426d817 |
hex | 2d3bc29 |
47430697 has 4 divisors (see below), whose sum is σ = 50220756. Its totient is φ = 44640640.
The previous prime is 47430683. The next prime is 47430703. The reversal of 47430697 is 79603474.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 34621456 + 12809241 = 5884^2 + 3579^2 .
It is not a de Polignac number, because 47430697 - 27 = 47430569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47430667) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1395004 + ... + 1395037.
It is an arithmetic number, because the mean of its divisors is an integer number (12555189).
Almost surely, 247430697 is an apocalyptic number.
It is an amenable number.
47430697 is a deficient number, since it is larger than the sum of its proper divisors (2790059).
47430697 is a wasteful number, since it uses less digits than its factorization.
47430697 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2790058.
The product of its (nonzero) digits is 127008, while the sum is 40.
The square root of 47430697 is about 6886.9947727583. The cubic root of 47430697 is about 361.9816057522.
The spelling of 47430697 in words is "forty-seven million, four hundred thirty thousand, six hundred ninety-seven".
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