Base | Representation |
---|---|
bin | 1000010010100010… |
… | …1010100010100011 |
3 | 12202002012112120211 |
4 | 2010220222202203 |
5 | 14024131040030 |
6 | 1004450514551 |
7 | 106100222443 |
oct | 20450524243 |
9 | 5662175524 |
10 | 2225252515 |
11 | a42108172 |
12 | 521295a57 |
13 | 296033785 |
14 | 171772123 |
15 | d055912a |
hex | 84a2a8a3 |
2225252515 has 4 divisors (see below), whose sum is σ = 2670303024. Its totient is φ = 1780202008.
The previous prime is 2225252501. The next prime is 2225252539. The reversal of 2225252515 is 5152525222.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2225252515 - 217 = 2225121443 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222525247 + ... + 222525256.
It is an arithmetic number, because the mean of its divisors is an integer number (667575756).
Almost surely, 22225252515 is an apocalyptic number.
2225252515 is a deficient number, since it is larger than the sum of its proper divisors (445050509).
2225252515 is an equidigital number, since it uses as much as digits as its factorization.
2225252515 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 445050508.
The product of its digits is 20000, while the sum is 31.
The square root of 2225252515 is about 47172.5822379907. The cubic root of 2225252515 is about 1305.5487707335.
Adding to 2225252515 its reverse (5152525222), we get a palindrome (7377777737).
The spelling of 2225252515 in words is "two billion, two hundred twenty-five million, two hundred fifty-two thousand, five hundred fifteen".
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