Base | Representation |
---|---|
bin | 1011001101001… |
… | …1110100011101 |
3 | 10021110002200100 |
4 | 2303103310131 |
5 | 44013124312 |
6 | 4355251313 |
7 | 1110351456 |
oct | 263236435 |
9 | 107402610 |
10 | 47004957 |
11 | 2459557a |
12 | 138a9b39 |
13 | 997a0ac |
14 | 635812d |
15 | 41d75dc |
hex | 2cd3d1d |
47004957 has 12 divisors (see below), whose sum is σ = 68250364. Its totient is φ = 31173120.
The previous prime is 47004931. The next prime is 47004973. The reversal of 47004957 is 75940074.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 8328996 + 38675961 = 2886^2 + 6219^2 .
It is not a de Polignac number, because 47004957 - 210 = 47003933 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47004907) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11794 + ... + 15267.
Almost surely, 247004957 is an apocalyptic number.
It is an amenable number.
47004957 is a deficient number, since it is larger than the sum of its proper divisors (21245407).
47004957 is a wasteful number, since it uses less digits than its factorization.
47004957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27260 (or 27257 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 47004957 is about 6856.0161172506. The cubic root of 47004957 is about 360.8952947671.
It can be divided in two parts, 47004 and 957, that added together give a square (47961 = 2192).
The spelling of 47004957 in words is "forty-seven million, four thousand, nine hundred fifty-seven".
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