Base | Representation |
---|---|
bin | 10010110001101101… |
… | …000010000110100110 |
3 | 1221001001221012000112 |
4 | 102301231002012212 |
5 | 312242234212020 |
6 | 13132325213022 |
7 | 1312420503524 |
oct | 226155020646 |
9 | 57031835015 |
10 | 20161241510 |
11 | 860654a173 |
12 | 3aa7b61172 |
13 | 1b93c11507 |
14 | d93899314 |
15 | 7ceebb2c5 |
hex | 4b1b421a6 |
20161241510 has 16 divisors (see below), whose sum is σ = 36292600800. Its totient is φ = 8063970816.
The previous prime is 20161241497. The next prime is 20161241549. The reversal of 20161241510 is 1514216102.
It is a congruent number.
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, 120431 + ... + 234149.
It is an arithmetic number, because the mean of its divisors is an integer number (2268287550).
Almost surely, 220161241510 is an apocalyptic number.
20161241510 is a deficient number, since it is larger than the sum of its proper divisors (16131359290).
20161241510 is a wasteful number, since it uses less digits than its factorization.
20161241510 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131455.
The product of its (nonzero) digits is 480, while the sum is 23.
Adding to 20161241510 its reverse (1514216102), we get a palindrome (21675457612).
The spelling of 20161241510 in words is "twenty billion, one hundred sixty-one million, two hundred forty-one thousand, five hundred ten".
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