Base | Representation |
---|---|
bin | 10000011110111000… |
… | …10110111111001101 |
3 | 211211201000011000112 |
4 | 20033130112333031 |
5 | 121110322331041 |
6 | 4022025205405 |
7 | 432200326412 |
oct | 101734267715 |
9 | 24751004015 |
10 | 8849027021 |
11 | 3831054a7a |
12 | 186b630865 |
13 | ab0400583 |
14 | 5dd356109 |
15 | 36bd08deb |
hex | 20f716fcd |
8849027021 has 2 divisors, whose sum is σ = 8849027022. Its totient is φ = 8849027020.
The previous prime is 8849026987. The next prime is 8849027023. The reversal of 8849027021 is 1207209488.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8609241796 + 239785225 = 92786^2 + 15485^2 .
It is a cyclic number.
It is not a de Polignac number, because 8849027021 - 214 = 8849010637 is a prime.
It is a Sophie Germain prime.
Together with 8849027023, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 8849027021.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8849027023) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4424513510 + 4424513511.
It is an arithmetic number, because the mean of its divisors is an integer number (4424513511).
Almost surely, 28849027021 is an apocalyptic number.
It is an amenable number.
8849027021 is a deficient number, since it is larger than the sum of its proper divisors (1).
8849027021 is an equidigital number, since it uses as much as digits as its factorization.
8849027021 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 64512, while the sum is 41.
The square root of 8849027021 is about 94069.2671439509. The cubic root of 8849027021 is about 2068.3871947312.
It can be divided in two parts, 88490 and 27021, that added together give a palindrome (115511).
The spelling of 8849027021 in words is "eight billion, eight hundred forty-nine million, twenty-seven thousand, twenty-one".
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