Base | Representation |
---|---|
bin | 1000011110011… |
… | …11111010110000 |
3 | 11221210120101212 |
4 | 10033033322300 |
5 | 121200344344 |
6 | 11020015252 |
7 | 1522251530 |
oct | 417177260 |
9 | 157716355 |
10 | 71106224 |
11 | 37157182 |
12 | 1b991528 |
13 | 119681b7 |
14 | 962d4c0 |
15 | 639879e |
hex | 43cfeb0 |
71106224 has 40 divisors (see below), whose sum is σ = 157847040. Its totient is φ = 30397248.
The previous prime is 71106221. The next prime is 71106239. The reversal of 71106224 is 42260117.
It is a self number, because there is not a number n which added to its sum of digits gives 71106224.
It is not an unprimeable number, because it can be changed into a prime (71106221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80087 + ... + 80969.
It is an arithmetic number, because the mean of its divisors is an integer number (3946176).
Almost surely, 271106224 is an apocalyptic number.
It is an amenable number.
71106224 is an abundant number, since it is smaller than the sum of its proper divisors (86740816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71106224 is a wasteful number, since it uses less digits than its factorization.
71106224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1617 (or 1611 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 71106224 is about 8432.4506520940. The cubic root of 71106224 is about 414.2881763740.
The spelling of 71106224 in words is "seventy-one million, one hundred six thousand, two hundred twenty-four".
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