Base | Representation |
---|---|
bin | 111111110101010… |
… | …0011101111000001 |
3 | 12112021021220110200 |
4 | 1333222203233001 |
5 | 13341304102344 |
6 | 552311315413 |
7 | 104035351050 |
oct | 17752435701 |
9 | 5467256420 |
10 | 2141862849 |
11 | 9aa031295 |
12 | 4b937bb69 |
13 | 281987589 |
14 | 164666397 |
15 | c8086069 |
hex | 7faa3bc1 |
2141862849 has 24 divisors (see below), whose sum is σ = 3539852160. Its totient is φ = 1222509888.
The previous prime is 2141862847. The next prime is 2141862859. The reversal of 2141862849 is 9482681412.
2141862849 is a `hidden beast` number, since 2 + 1 + 4 + 18 + 628 + 4 + 9 = 666.
It is not a de Polignac number, because 2141862849 - 21 = 2141862847 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2141862841) 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 23 ways as a sum of consecutive naturals, for example, 36717 + ... + 75045.
It is an arithmetic number, because the mean of its divisors is an integer number (147493840).
Almost surely, 22141862849 is an apocalyptic number.
It is an amenable number.
2141862849 is a deficient number, since it is larger than the sum of its proper divisors (1397989311).
2141862849 is a wasteful number, since it uses less digits than its factorization.
2141862849 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39229 (or 39226 counting only the distinct ones).
The product of its digits is 221184, while the sum is 45.
The square root of 2141862849 is about 46280.2641414243. The cubic root of 2141862849 is about 1289.0325556927.
The spelling of 2141862849 in words is "two billion, one hundred forty-one million, eight hundred sixty-two thousand, eight hundred forty-nine".
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