Base | Representation |
---|---|
bin | 111111011110111… |
… | …0110001111110111 |
3 | 12111110020102202112 |
4 | 1332331312033313 |
5 | 13330304022244 |
6 | 551212201235 |
7 | 103533624053 |
oct | 17675661767 |
9 | 5443212675 |
10 | 2130142199 |
11 | 9a34563a9 |
12 | 4b546921b |
13 | 27c412793 |
14 | 162c94c63 |
15 | c701d39e |
hex | 7ef763f7 |
2130142199 has 4 divisors (see below), whose sum is σ = 2139444360. Its totient is φ = 2120840040.
The previous prime is 2130142181. The next prime is 2130142237. The reversal of 2130142199 is 9912410312.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2130142199 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130147199) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4650737 + ... + 4651194.
It is an arithmetic number, because the mean of its divisors is an integer number (534861090).
Almost surely, 22130142199 is an apocalyptic number.
2130142199 is a deficient number, since it is larger than the sum of its proper divisors (9302161).
2130142199 is an equidigital number, since it uses as much as digits as its factorization.
2130142199 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9302160.
The product of its (nonzero) digits is 3888, while the sum is 32.
The square root of 2130142199 is about 46153.4635645040. The cubic root of 2130142199 is about 1286.6769828415.
The spelling of 2130142199 in words is "two billion, one hundred thirty million, one hundred forty-two thousand, one hundred ninety-nine".
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