Base | Representation |
---|---|
bin | 1000011110000… |
… | …00000001100000 |
3 | 11221200021002121 |
4 | 10033000001200 |
5 | 121141303440 |
6 | 11014354024 |
7 | 1521560653 |
oct | 417000140 |
9 | 157607077 |
10 | 71041120 |
11 | 37112277 |
12 | 1b95b914 |
13 | 11944687 |
14 | 961389a |
15 | 638434a |
hex | 43c0060 |
71041120 has 24 divisors (see below), whose sum is σ = 167835024. Its totient is φ = 28416384.
The previous prime is 71041063. The next prime is 71041127. The reversal of 71041120 is 2114017.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 71041094 and 71041103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71041127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221844 + ... + 222163.
It is an arithmetic number, because the mean of its divisors is an integer number (6993126).
Almost surely, 271041120 is an apocalyptic number.
It is an amenable number.
71041120 is an abundant number, since it is smaller than the sum of its proper divisors (96793904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71041120 is a wasteful number, since it uses less digits than its factorization.
71041120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444022 (or 444014 counting only the distinct ones).
The product of its (nonzero) digits is 56, while the sum is 16.
The square root of 71041120 is about 8428.5894430800. The cubic root of 71041120 is about 414.1616986819.
Adding to 71041120 its reverse (2114017), we get a palindrome (73155137).
The spelling of 71041120 in words is "seventy-one million, forty-one thousand, one hundred twenty".
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