Base | Representation |
---|---|
bin | 11000100000111110001001… |
… | …010101011111110100010111 |
3 | 112010202101100022011100022202 |
4 | 120200332021111133310113 |
5 | 103113001020221123211 |
6 | 1021151145414315115 |
7 | 31465441030614032 |
oct | 3040761125376427 |
9 | 463671308140282 |
10 | 107818868145431 |
11 | 313997a8266133 |
12 | 10114028958a9b |
13 | 4821377770a21 |
14 | 1c8a665224019 |
15 | c6e9399a253b |
hex | 620f8955fd17 |
107818868145431 has 2 divisors, whose sum is σ = 107818868145432. Its totient is φ = 107818868145430.
The previous prime is 107818868145299. The next prime is 107818868145433. The reversal of 107818868145431 is 134541868818701.
It is a strong prime.
It is an emirp because it is prime and its reverse (134541868818701) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 107818868145431 - 226 = 107818801036567 is a prime.
It is a super-2 number, since 2×1078188681454312 (a number of 29 digits) contains 22 as substring.
It is a Sophie Germain prime.
Together with 107818868145433, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (107818868145433) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53909434072715 + 53909434072716.
It is an arithmetic number, because the mean of its divisors is an integer number (53909434072716).
Almost surely, 2107818868145431 is an apocalyptic number.
107818868145431 is a deficient number, since it is larger than the sum of its proper divisors (1).
107818868145431 is an equidigital number, since it uses as much as digits as its factorization.
107818868145431 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 41287680, while the sum is 65.
The spelling of 107818868145431 in words is "one hundred seven trillion, eight hundred eighteen billion, eight hundred sixty-eight million, one hundred forty-five thousand, four hundred thirty-one".
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