Base | Representation |
---|---|
bin | 11010010000011110… |
… | …111011010011010110 |
3 | 2200202212122222001201 |
4 | 122100132323103112 |
5 | 430220110030402 |
6 | 20541351343114 |
7 | 2015445413254 |
oct | 322036732326 |
9 | 80685588051 |
10 | 28193830102 |
11 | 10a58755939 |
12 | 556a081a9a |
13 | 2874124909 |
14 | 15166075d4 |
15 | b002a2687 |
hex | 6907bb4d6 |
28193830102 has 8 divisors (see below), whose sum is σ = 43749046800. Its totient is φ = 13610814504.
The previous prime is 28193830079. The next prime is 28193830103. The reversal of 28193830102 is 20103839182.
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 (28193830103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243050202 + ... + 243050317.
It is an arithmetic number, because the mean of its divisors is an integer number (5468630850).
Almost surely, 228193830102 is an apocalyptic number.
28193830102 is a deficient number, since it is larger than the sum of its proper divisors (15555216698).
28193830102 is a wasteful number, since it uses less digits than its factorization.
28193830102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 486100550.
The product of its (nonzero) digits is 20736, while the sum is 37.
The spelling of 28193830102 in words is "twenty-eight billion, one hundred ninety-three million, eight hundred thirty thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.098 sec. • engine limits •