Base | Representation |
---|---|
bin | 1011001110000… |
… | …0100001000101 |
3 | 10021112202000120 |
4 | 2303200201011 |
5 | 44021310330 |
6 | 4400332153 |
7 | 1110656214 |
oct | 263404105 |
9 | 107482016 |
10 | 47056965 |
11 | 2462065a |
12 | 13914059 |
13 | 9997977 |
14 | 636d07b |
15 | 41e7c10 |
hex | 2ce0845 |
47056965 has 16 divisors (see below), whose sum is σ = 78565248. Its totient is φ = 24005696.
The previous prime is 47056963. The next prime is 47056967. The reversal of 47056965 is 56965074.
It is an interprime number because it is at equal distance from previous prime (47056963) and next prime (47056967).
It is a cyclic number.
It is not a de Polignac number, because 47056965 - 21 = 47056963 is a prime.
It is a super-2 number, since 2×470569652 = 4428715910022450, which contains 22 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47056963) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67854 + ... + 68543.
It is an arithmetic number, because the mean of its divisors is an integer number (4910328).
Almost surely, 247056965 is an apocalyptic number.
It is an amenable number.
47056965 is a deficient number, since it is larger than the sum of its proper divisors (31508283).
47056965 is a wasteful number, since it uses less digits than its factorization.
47056965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136428.
The product of its (nonzero) digits is 226800, while the sum is 42.
The square root of 47056965 is about 6859.8079419179. The cubic root of 47056965 is about 361.0283482827.
The spelling of 47056965 in words is "forty-seven million, fifty-six thousand, nine hundred sixty-five".
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