Base | Representation |
---|---|
bin | 1011010001010… |
… | …1010001010111 |
3 | 10021221201102121 |
4 | 2310111101113 |
5 | 44100214142 |
6 | 4405120411 |
7 | 1112546203 |
oct | 264252127 |
9 | 107851377 |
10 | 47273047 |
11 | 24758a38 |
12 | 139b9107 |
13 | 9a42123 |
14 | 63c7b03 |
15 | 423bc67 |
hex | 2d15457 |
47273047 has 16 divisors (see below), whose sum is σ = 50176000. Its totient is φ = 44478720.
The previous prime is 47273029. The next prime is 47273069. The reversal of 47273047 is 74037274.
It is a happy number.
47273047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 47273047 - 27 = 47272919 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 (47271047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237454 + ... + 237652.
It is an arithmetic number, because the mean of its divisors is an integer number (3136000).
Almost surely, 247273047 is an apocalyptic number.
47273047 is a deficient number, since it is larger than the sum of its proper divisors (2902953).
47273047 is a wasteful number, since it uses less digits than its factorization.
47273047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 406.
The product of its (nonzero) digits is 32928, while the sum is 34.
The square root of 47273047 is about 6875.5397606297. The cubic root of 47273047 is about 361.5801094887.
The spelling of 47273047 in words is "forty-seven million, two hundred seventy-three thousand, forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.109 sec. • engine limits •