Base | Representation |
---|---|
bin | 1000011111011… |
… | …01000111101001 |
3 | 11222000122110211 |
4 | 10033231013221 |
5 | 121213211313 |
6 | 11022341121 |
7 | 1523260330 |
oct | 417550751 |
9 | 158018424 |
10 | 71225833 |
11 | 37229028 |
12 | 1ba2a7a1 |
13 | 119aa783 |
14 | 9660d17 |
15 | 63bde3d |
hex | 43ed1e9 |
71225833 has 4 divisors (see below), whose sum is σ = 81400960. Its totient is φ = 61050708.
The previous prime is 71225831. The next prime is 71225837. The reversal of 71225833 is 33852217.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 71225833 - 21 = 71225831 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 71225795 and 71225804.
It is not an unprimeable number, because it can be changed into a prime (71225831) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5087553 + ... + 5087566.
It is an arithmetic number, because the mean of its divisors is an integer number (20350240).
Almost surely, 271225833 is an apocalyptic number.
It is an amenable number.
71225833 is a deficient number, since it is larger than the sum of its proper divisors (10175127).
71225833 is a wasteful number, since it uses less digits than its factorization.
71225833 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10175126.
The product of its digits is 10080, while the sum is 31.
The square root of 71225833 is about 8439.5398571249. The cubic root of 71225833 is about 414.5203399982.
The spelling of 71225833 in words is "seventy-one million, two hundred twenty-five thousand, eight hundred thirty-three".
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