Base | Representation |
---|---|
bin | 1011001110001… |
… | …1011001110001 |
3 | 10021120100020100 |
4 | 2303203121301 |
5 | 44022200120 |
6 | 4400503013 |
7 | 1111035531 |
oct | 263433161 |
9 | 107510210 |
10 | 47068785 |
11 | 24629525 |
12 | 1391aa69 |
13 | 99a016a |
14 | 63734c1 |
15 | 41eb490 |
hex | 2ce3671 |
47068785 has 24 divisors (see below), whose sum is σ = 81828864. Its totient is φ = 25028640.
The previous prime is 47068781. The next prime is 47068793. The reversal of 47068785 is 58786074.
It is not a de Polignac number, because 47068785 - 22 = 47068781 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 47068785.
It is not an unprimeable number, because it can be changed into a prime (47068781) 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, 15870 + ... + 18600.
It is an arithmetic number, because the mean of its divisors is an integer number (3409536).
Almost surely, 247068785 is an apocalyptic number.
47068785 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
47068785 is a deficient number, since it is larger than the sum of its proper divisors (34760079).
47068785 is a wasteful number, since it uses less digits than its factorization.
47068785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3125 (or 3122 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 45.
The square root of 47068785 is about 6860.6694279786. The cubic root of 47068785 is about 361.0585740444.
The spelling of 47068785 in words is "forty-seven million, sixty-eight thousand, seven hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •