Base | Representation |
---|---|
bin | 111110101111111… |
… | …0111001000101110 |
3 | 12102201212200220211 |
4 | 1331133313020232 |
5 | 13303002114202 |
6 | 544532133034 |
7 | 103114330336 |
oct | 17537671056 |
9 | 5381780824 |
10 | 2105504302 |
11 | 990558600 |
12 | 4a916717a |
13 | 277297345 |
14 | 15d8c00c6 |
15 | c4ca31d7 |
hex | 7d7f722e |
2105504302 has 12 divisors (see below), whose sum is σ = 3471472368. Its totient is φ = 957047300.
The previous prime is 2105504263. The next prime is 2105504311. The reversal of 2105504302 is 2034055012.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4349974 + ... + 4350457.
It is an arithmetic number, because the mean of its divisors is an integer number (289289364).
Almost surely, 22105504302 is an apocalyptic number.
2105504302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
2105504302 is a deficient number, since it is larger than the sum of its proper divisors (1365968066).
2105504302 is a wasteful number, since it uses less digits than its factorization.
2105504302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8700455 (or 8700444 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 2105504302 is about 45885.7745058313. The cubic root of 2105504302 is about 1281.6970292693.
Adding to 2105504302 its reverse (2034055012), we get a palindrome (4139559314).
The spelling of 2105504302 in words is "two billion, one hundred five million, five hundred four thousand, three hundred two".
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