Base | Representation |
---|---|
bin | 111110101111011… |
… | …0111001101101010 |
3 | 12102201101101202111 |
4 | 1331132313031222 |
5 | 13302420224344 |
6 | 544522352534 |
7 | 103112160106 |
oct | 17536671552 |
9 | 5381341674 |
10 | 2105242474 |
11 | 990399915 |
12 | 4a905b74a |
13 | 27720510a |
14 | 15d852906 |
15 | c4c50834 |
hex | 7d7b736a |
2105242474 has 16 divisors (see below), whose sum is σ = 3220797312. Its totient is φ = 1031820768.
The previous prime is 2105242439. The next prime is 2105242511. The reversal of 2105242474 is 4742425012.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20434 + ... + 68029.
It is an arithmetic number, because the mean of its divisors is an integer number (201299832).
Almost surely, 22105242474 is an apocalyptic number.
2105242474 is a deficient number, since it is larger than the sum of its proper divisors (1115554838).
2105242474 is a wasteful number, since it uses less digits than its factorization.
2105242474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88701.
The product of its (nonzero) digits is 17920, while the sum is 31.
The square root of 2105242474 is about 45882.9213760414. The cubic root of 2105242474 is about 1281.6438989922.
Adding to 2105242474 its reverse (4742425012), we get a palindrome (6847667486).
The spelling of 2105242474 in words is "two billion, one hundred five million, two hundred forty-two thousand, four hundred seventy-four".
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