Base | Representation |
---|---|
bin | 1000011110010… |
… | …11111011100110 |
3 | 11221202202000001 |
4 | 10033023323212 |
5 | 121144334034 |
6 | 11015411514 |
7 | 1522153111 |
oct | 417137346 |
9 | 157682001 |
10 | 71089894 |
11 | 37145987 |
12 | 1b983b9a |
13 | 11960935 |
14 | 9627578 |
15 | 6393a14 |
hex | 43cbee6 |
71089894 has 8 divisors (see below), whose sum is σ = 107341488. Its totient is φ = 35309400.
The previous prime is 71089877. The next prime is 71089927. The reversal of 71089894 is 49898017.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117397 + ... + 118000.
It is an arithmetic number, because the mean of its divisors is an integer number (13417686).
Almost surely, 271089894 is an apocalyptic number.
71089894 is a deficient number, since it is larger than the sum of its proper divisors (36251594).
71089894 is a wasteful number, since it uses less digits than its factorization.
71089894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235550.
The product of its (nonzero) digits is 145152, while the sum is 46.
The square root of 71089894 is about 8431.4823133302. The cubic root of 71089894 is about 414.2564593010.
The spelling of 71089894 in words is "seventy-one million, eighty-nine thousand, eight hundred ninety-four".
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