Base | Representation |
---|---|
bin | 1000001011110110… |
… | …1110101111011001 |
3 | 12200010110100122010 |
4 | 2002331232233121 |
5 | 13444442022223 |
6 | 1002010020133 |
7 | 105310031061 |
oct | 20275565731 |
9 | 5603410563 |
10 | 2197220313 |
11 | a28301162 |
12 | 513a17649 |
13 | 29029a382 |
14 | 16bb563a1 |
15 | ccd6d393 |
hex | 82f6ebd9 |
2197220313 has 4 divisors (see below), whose sum is σ = 2929627088. Its totient is φ = 1464813540.
The previous prime is 2197220303. The next prime is 2197220317. The reversal of 2197220313 is 3130227912.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 2197220313 - 24 = 2197220297 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2197220317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366203383 + ... + 366203388.
It is an arithmetic number, because the mean of its divisors is an integer number (732406772).
Almost surely, 22197220313 is an apocalyptic number.
It is an amenable number.
2197220313 is a deficient number, since it is larger than the sum of its proper divisors (732406775).
2197220313 is an equidigital number, since it uses as much as digits as its factorization.
2197220313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 732406774.
The product of its (nonzero) digits is 4536, while the sum is 30.
The square root of 2197220313 is about 46874.5166695082. The cubic root of 2197220313 is about 1300.0434527882.
The spelling of 2197220313 in words is "two billion, one hundred ninety-seven million, two hundred twenty thousand, three hundred thirteen".
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