Base | Representation |
---|---|
bin | 110011001011101101… |
… | …1101010010011011101 |
3 | 101111201011002000120222 |
4 | 1212113123222103131 |
5 | 3300101141340211 |
6 | 122254423251125 |
7 | 10640535220034 |
oct | 1462733522335 |
9 | 344634060528 |
10 | 109914793181 |
11 | 42684042a56 |
12 | 193762a9aa5 |
13 | a49896587b |
14 | 5469b6371b |
15 | 2cd48b61db |
hex | 19976ea4dd |
109914793181 has 2 divisors, whose sum is σ = 109914793182. Its totient is φ = 109914793180.
The previous prime is 109914793141. The next prime is 109914793193. The reversal of 109914793181 is 181397419901.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 109914793156 + 25 = 331534^2 + 5^2 .
It is an emirp because it is prime and its reverse (181397419901) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 109914793181 - 26 = 109914793117 is a prime.
It is a super-2 number, since 2×1099147931812 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (109914793141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54957396590 + 54957396591.
It is an arithmetic number, because the mean of its divisors is an integer number (54957396591).
Almost surely, 2109914793181 is an apocalyptic number.
It is an amenable number.
109914793181 is a deficient number, since it is larger than the sum of its proper divisors (1).
109914793181 is an equidigital number, since it uses as much as digits as its factorization.
109914793181 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 489888, while the sum is 53.
The spelling of 109914793181 in words is "one hundred nine billion, nine hundred fourteen million, seven hundred ninety-three thousand, one hundred eighty-one".
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