Base | Representation |
---|---|
bin | 1001111110111… |
… | …00110100100110 |
3 | 12211120112102012 |
4 | 10333130310212 |
5 | 132414220430 |
6 | 12150514222 |
7 | 2034536513 |
oct | 477346446 |
9 | 184515365 |
10 | 83741990 |
11 | 432a7662 |
12 | 24065972 |
13 | 14470697 |
14 | b19c30a |
15 | 7542695 |
hex | 4fdcd26 |
83741990 has 8 divisors (see below), whose sum is σ = 150735600. Its totient is φ = 33496792.
The previous prime is 83741971. The next prime is 83741993. The reversal of 83741990 is 9914738.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83741993) 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, 4187090 + ... + 4187109.
It is an arithmetic number, because the mean of its divisors is an integer number (18841950).
Almost surely, 283741990 is an apocalyptic number.
83741990 is a deficient number, since it is larger than the sum of its proper divisors (66993610).
83741990 is a wasteful number, since it uses less digits than its factorization.
83741990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8374206.
The product of its (nonzero) digits is 54432, while the sum is 41.
The square root of 83741990 is about 9151.0649653469. The cubic root of 83741990 is about 437.5030573936.
The spelling of 83741990 in words is "eighty-three million, seven hundred forty-one thousand, nine hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •