Base | Representation |
---|---|
bin | 111110101111001… |
… | …0111001111011010 |
3 | 12102201010202010010 |
4 | 1331132113033122 |
5 | 13302402032024 |
6 | 544515502350 |
7 | 103111103232 |
oct | 17536271732 |
9 | 5381122103 |
10 | 2105111514 |
11 | 99030a490 |
12 | 4a8bb79b6 |
13 | 27718a61c |
14 | 15d81acc2 |
15 | c4c26b29 |
hex | 7d7973da |
2105111514 has 32 divisors (see below), whose sum is σ = 4596751296. Its totient is φ = 637387520.
The previous prime is 2105111509. The next prime is 2105111521. The reversal of 2105111514 is 4151115012.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71794 + ... + 96770.
It is an arithmetic number, because the mean of its divisors is an integer number (143648478).
Almost surely, 22105111514 is an apocalyptic number.
2105111514 is an abundant number, since it is smaller than the sum of its proper divisors (2491639782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2105111514 is a wasteful number, since it uses less digits than its factorization.
2105111514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26270.
The product of its (nonzero) digits is 200, while the sum is 21.
The square root of 2105111514 is about 45881.4942433221. The cubic root of 2105111514 is about 1281.6173228666.
Adding to 2105111514 its reverse (4151115012), we get a palindrome (6256226526).
The spelling of 2105111514 in words is "two billion, one hundred five million, one hundred eleven thousand, five hundred fourteen".
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