Base | Representation |
---|---|
bin | 1000011111011… |
… | …01000111110001 |
3 | 11222000122111010 |
4 | 10033231013301 |
5 | 121213211331 |
6 | 11022341133 |
7 | 1523260341 |
oct | 417550761 |
9 | 158018433 |
10 | 71225841 |
11 | 37229035 |
12 | 1ba2a7a9 |
13 | 119aa78b |
14 | 9660d21 |
15 | 63bde46 |
hex | 43ed1f1 |
71225841 has 8 divisors (see below), whose sum is σ = 95311744. Its totient is φ = 47311920.
The previous prime is 71225837. The next prime is 71225867. The reversal of 71225841 is 14852217.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 71225841 - 22 = 71225837 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 71225799 and 71225808.
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 7 ways as a sum of consecutive naturals, for example, 42025 + ... + 43686.
It is an arithmetic number, because the mean of its divisors is an integer number (11913968).
Almost surely, 271225841 is an apocalyptic number.
It is an amenable number.
71225841 is a deficient number, since it is larger than the sum of its proper divisors (24085903).
71225841 is a wasteful number, since it uses less digits than its factorization.
71225841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85991.
The product of its digits is 4480, while the sum is 30.
The square root of 71225841 is about 8439.5403310844. The cubic root of 71225841 is about 414.5203555177.
The spelling of 71225841 in words is "seventy-one million, two hundred twenty-five thousand, eight hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •