Base | Representation |
---|---|
bin | 1010101011110010… |
… | …0110101101001010 |
3 | 21101212200012102222 |
4 | 2222330212231022 |
5 | 21333202421043 |
6 | 1152331254042 |
7 | 131033500361 |
oct | 25274465512 |
9 | 7355605388 |
10 | 2868013898 |
11 | 1241a12322 |
12 | 6805aa322 |
13 | 369251a59 |
14 | 1d2c8a7d8 |
15 | 11bbc1d68 |
hex | aaf26b4a |
2868013898 has 4 divisors (see below), whose sum is σ = 4302020850. Its totient is φ = 1434006948.
The previous prime is 2868013891. The next prime is 2868013903. The reversal of 2868013898 is 8983108682.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 2862571009 + 5442889 = 53503^2 + 2333^2 .
It is not an unprimeable number, because it can be changed into a prime (2868013891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717003473 + ... + 717003476.
Almost surely, 22868013898 is an apocalyptic number.
2868013898 is a deficient number, since it is larger than the sum of its proper divisors (1434006952).
2868013898 is a wasteful number, since it uses less digits than its factorization.
2868013898 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1434006951.
The product of its (nonzero) digits is 1327104, while the sum is 53.
The square root of 2868013898 is about 53553.8411134066. The cubic root of 2868013898 is about 1420.7808140460.
The spelling of 2868013898 in words is "two billion, eight hundred sixty-eight million, thirteen thousand, eight hundred ninety-eight".
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