Base | Representation |
---|---|
bin | 1000110011101… |
… | …11100011111001 |
3 | 12011001000002012 |
4 | 10121313203321 |
5 | 122403440131 |
6 | 11155415305 |
7 | 1555024601 |
oct | 431674371 |
9 | 164030065 |
10 | 73890041 |
11 | 38788755 |
12 | 208b4535 |
13 | 12401324 |
14 | 9b55c01 |
15 | 674852b |
hex | 46778f9 |
73890041 has 8 divisors (see below), whose sum is σ = 79044840. Its totient is φ = 68825088.
The previous prime is 73890029. The next prime is 73890049. The reversal of 73890041 is 14009837.
It can be written as a sum of positive squares in 4 ways, for example, as 24960016 + 48930025 = 4996^2 + 6995^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 73890041 - 210 = 73889017 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (73890049) 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, 20756 + ... + 24053.
It is an arithmetic number, because the mean of its divisors is an integer number (9880605).
Almost surely, 273890041 is an apocalyptic number.
It is an amenable number.
73890041 is a deficient number, since it is larger than the sum of its proper divisors (5154799).
73890041 is a wasteful number, since it uses less digits than its factorization.
73890041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44923.
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 73890041 is about 8595.9316539861. The cubic root of 73890041 is about 419.6255941535.
Adding to 73890041 its reverse (14009837), we get a palindrome (87899878).
The spelling of 73890041 in words is "seventy-three million, eight hundred ninety thousand, forty-one".
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