Base | Representation |
---|---|
bin | 1000100000001… |
… | …11010011011111 |
3 | 11222020002121012 |
4 | 10100013103133 |
5 | 121230124322 |
6 | 11024525435 |
7 | 1524215120 |
oct | 420072337 |
9 | 158202535 |
10 | 71333087 |
11 | 372a1671 |
12 | 1ba8087b |
13 | 11a17537 |
14 | 968c047 |
15 | 63e0ae2 |
hex | 44074df |
71333087 has 16 divisors (see below), whose sum is σ = 87816960. Its totient is φ = 56572992.
The previous prime is 71333081. The next prime is 71333089. The reversal of 71333087 is 78033317.
It is a happy number.
It is not a de Polignac number, because 71333087 - 214 = 71316703 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71333081) 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, 518 + ... + 11955.
It is an arithmetic number, because the mean of its divisors is an integer number (5488560).
Almost surely, 271333087 is an apocalyptic number.
71333087 is a deficient number, since it is larger than the sum of its proper divisors (16483873).
71333087 is a wasteful number, since it uses less digits than its factorization.
71333087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12542.
The product of its (nonzero) digits is 10584, while the sum is 32.
The square root of 71333087 is about 8445.8917231989. The cubic root of 71333087 is about 414.7283013770.
The spelling of 71333087 in words is "seventy-one million, three hundred thirty-three thousand, eighty-seven".
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