Base | Representation |
---|---|
bin | 1001011010101… |
… | …0001100101001 |
3 | 2202022112012002 |
4 | 2112222030221 |
5 | 40102310231 |
6 | 3530300345 |
7 | 656461100 |
oct | 226521451 |
9 | 82275162 |
10 | 39494441 |
11 | 20325838 |
12 | 112876b5 |
13 | 824a6bc |
14 | 5361037 |
15 | 37020cb |
hex | 25aa329 |
39494441 has 6 divisors (see below), whose sum is σ = 45942570. Its totient is φ = 33852336.
The previous prime is 39494437. The next prime is 39494443. The reversal of 39494441 is 14449493.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 35652841 + 3841600 = 5971^2 + 1960^2 .
It is not a de Polignac number, because 39494441 - 22 = 39494437 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 39494395 and 39494404.
It is not an unprimeable number, because it can be changed into a prime (39494443) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 402956 + ... + 403053.
It is an arithmetic number, because the mean of its divisors is an integer number (7657095).
Almost surely, 239494441 is an apocalyptic number.
It is an amenable number.
39494441 is a deficient number, since it is larger than the sum of its proper divisors (6448129).
39494441 is an equidigital number, since it uses as much as digits as its factorization.
39494441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 806023 (or 806016 counting only the distinct ones).
The product of its digits is 62208, while the sum is 38.
The square root of 39494441 is about 6284.4602791330. The cubic root of 39494441 is about 340.5482532927.
The spelling of 39494441 in words is "thirty-nine million, four hundred ninety-four thousand, four hundred forty-one".
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