Base | Representation |
---|---|
bin | 1011001110001… |
… | …1111000110011 |
3 | 10021120102221220 |
4 | 2303203320303 |
5 | 44022231041 |
6 | 4400520123 |
7 | 1111044366 |
oct | 263437063 |
9 | 107512856 |
10 | 47070771 |
11 | 2462aa70 |
12 | 13920043 |
13 | 99a1037 |
14 | 63740dd |
15 | 41ebd66 |
hex | 2ce3e33 |
47070771 has 32 divisors (see below), whose sum is σ = 74054400. Its totient is φ = 26282880.
The previous prime is 47070763. The next prime is 47070781. The reversal of 47070771 is 17707074.
It is not a de Polignac number, because 47070771 - 23 = 47070763 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (47070701) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22185 + ... + 24213.
It is an arithmetic number, because the mean of its divisors is an integer number (2314200).
Almost surely, 247070771 is an apocalyptic number.
47070771 is a deficient number, since it is larger than the sum of its proper divisors (26983629).
47070771 is a wasteful number, since it uses less digits than its factorization.
47070771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2099.
The product of its (nonzero) digits is 9604, while the sum is 33.
The square root of 47070771 is about 6860.8141645143. The cubic root of 47070771 is about 361.0636520895.
The spelling of 47070771 in words is "forty-seven million, seventy thousand, seven hundred seventy-one".
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