Base | Representation |
---|---|
bin | 10010010111001011… |
… | …00011000101010011 |
3 | 221110000200210010222 |
4 | 21023211203011103 |
5 | 130142131200234 |
6 | 4310112343255 |
7 | 466202126264 |
oct | 111345430523 |
9 | 27400623128 |
10 | 9858068819 |
11 | 41a9694015 |
12 | 1ab1544b2b |
13 | c11485121 |
14 | 69737896b |
15 | 3ca6c442e |
hex | 24b963153 |
9858068819 has 2 divisors, whose sum is σ = 9858068820. Its totient is φ = 9858068818.
The previous prime is 9858068807. The next prime is 9858068821. The reversal of 9858068819 is 9188608589.
It is a strong prime.
It is an emirp because it is prime and its reverse (9188608589) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-9858068819 is a prime.
It is a super-2 number, since 2×98580688192 (a number of 21 digits) contains 22 as substring.
Together with 9858068821, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (9858068879) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4929034409 + 4929034410.
It is an arithmetic number, because the mean of its divisors is an integer number (4929034410).
Almost surely, 29858068819 is an apocalyptic number.
9858068819 is a deficient number, since it is larger than the sum of its proper divisors (1).
9858068819 is an equidigital number, since it uses as much as digits as its factorization.
9858068819 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9953280, while the sum is 62.
The square root of 9858068819 is about 99287.8080078315. The cubic root of 9858068819 is about 2144.1933686926.
The spelling of 9858068819 in words is "nine billion, eight hundred fifty-eight million, sixty-eight thousand, eight hundred nineteen".
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