Base | Representation |
---|---|
bin | 1000011111100… |
… | …10101110101110 |
3 | 11222001210222222 |
4 | 10033302232232 |
5 | 121214430224 |
6 | 11023035342 |
7 | 1523414330 |
oct | 417625656 |
9 | 158053888 |
10 | 71248814 |
11 | 3724431a |
12 | 1ba3bb52 |
13 | 119b8080 |
14 | 9669450 |
15 | 63c5b5e |
hex | 43f2bae |
71248814 has 32 divisors (see below), whose sum is σ = 132027840. Its totient is φ = 28081152.
The previous prime is 71248799. The next prime is 71248847. The reversal of 71248814 is 41884217.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63692 + ... + 64800.
It is an arithmetic number, because the mean of its divisors is an integer number (4125870).
Almost surely, 271248814 is an apocalyptic number.
71248814 is a deficient number, since it is larger than the sum of its proper divisors (60779026).
71248814 is a wasteful number, since it uses less digits than its factorization.
71248814 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1484.
The product of its digits is 14336, while the sum is 35.
The square root of 71248814 is about 8440.9012551978. The cubic root of 71248814 is about 414.5649168378.
The spelling of 71248814 in words is "seventy-one million, two hundred forty-eight thousand, eight hundred fourteen".
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