Base | Representation |
---|---|
bin | 1110100011100… |
… | …10010001001111 |
3 | 22111202110122021 |
4 | 13101302101033 |
5 | 222224242423 |
6 | 20041031011 |
7 | 3011600011 |
oct | 721622117 |
9 | 274673567 |
10 | 122102863 |
11 | 62a18763 |
12 | 34a85467 |
13 | 1c3b211c |
14 | 123061b1 |
15 | aabd95d |
hex | 747244f |
122102863 has 2 divisors, whose sum is σ = 122102864. Its totient is φ = 122102862.
The previous prime is 122102861. The next prime is 122102867. The reversal of 122102863 is 368201221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 122102863 - 21 = 122102861 is a prime.
Together with 122102861, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122102861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051431 + 61051432.
It is an arithmetic number, because the mean of its divisors is an integer number (61051432).
Almost surely, 2122102863 is an apocalyptic number.
122102863 is a deficient number, since it is larger than the sum of its proper divisors (1).
122102863 is an equidigital number, since it uses as much as digits as its factorization.
122102863 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1152, while the sum is 25.
The square root of 122102863 is about 11050.0164253272. The cubic root of 122102863 is about 496.1069171504.
The spelling of 122102863 in words is "one hundred twenty-two million, one hundred two thousand, eight hundred sixty-three".
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