Base | Representation |
---|---|
bin | 1000011110001… |
… | …10111000111011 |
3 | 11221201200200012 |
4 | 10033012320323 |
5 | 121143203433 |
6 | 11015132135 |
7 | 1522035650 |
oct | 417067073 |
9 | 157650605 |
10 | 71069243 |
11 | 37131413 |
12 | 1b97404b |
13 | 1195440b |
14 | 961dc27 |
15 | 638c848 |
hex | 43c6e3b |
71069243 has 8 divisors (see below), whose sum is σ = 81285120. Its totient is φ = 60869160.
The previous prime is 71069233. The next prime is 71069249. The reversal of 71069243 is 34296017.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 71069243 - 222 = 66874939 is a prime.
It is not an unprimeable number, because it can be changed into a prime (71069249) 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, 8198 + ... + 14468.
It is an arithmetic number, because the mean of its divisors is an integer number (10160640).
Almost surely, 271069243 is an apocalyptic number.
71069243 is a deficient number, since it is larger than the sum of its proper divisors (10215877).
71069243 is a wasteful number, since it uses less digits than its factorization.
71069243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7897.
The product of its (nonzero) digits is 9072, while the sum is 32.
The square root of 71069243 is about 8430.2575879981. The cubic root of 71069243 is about 414.2163427755.
The spelling of 71069243 in words is "seventy-one million, sixty-nine thousand, two hundred forty-three".
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