Base | Representation |
---|---|
bin | 1000100000100… |
… | …11100011100101 |
3 | 11222022122102210 |
4 | 10100103203211 |
5 | 121233231034 |
6 | 11025554033 |
7 | 1524514326 |
oct | 420234345 |
9 | 158278383 |
10 | 71383269 |
11 | 37326341 |
12 | 1baa5919 |
13 | 11a34329 |
14 | 96a244d |
15 | 64008e9 |
hex | 44138e5 |
71383269 has 8 divisors (see below), whose sum is σ = 96481792. Its totient is φ = 46936800.
The previous prime is 71383267. The next prime is 71383303. The reversal of 71383269 is 96238317.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 71383269 - 21 = 71383267 is a prime.
It is a super-2 number, since 2×713832692 = 10191142186252722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71383267) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162757 + ... + 163194.
It is an arithmetic number, because the mean of its divisors is an integer number (12060224).
Almost surely, 271383269 is an apocalyptic number.
It is an amenable number.
71383269 is a deficient number, since it is larger than the sum of its proper divisors (25098523).
71383269 is a wasteful number, since it uses less digits than its factorization.
71383269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 326027.
The product of its digits is 54432, while the sum is 39.
The square root of 71383269 is about 8448.8619943753. The cubic root of 71383269 is about 414.8255307652.
The spelling of 71383269 in words is "seventy-one million, three hundred eighty-three thousand, two hundred sixty-nine".
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