Base | Representation |
---|---|
bin | 1101010001100… |
… | …10010100000101 |
3 | 21202112102112111 |
4 | 12220302110011 |
5 | 212001331031 |
6 | 15014421021 |
7 | 2521334362 |
oct | 650622405 |
9 | 252472474 |
10 | 111355141 |
11 | 57947847 |
12 | 31361771 |
13 | 1a0bb121 |
14 | 10b09469 |
15 | 9b991b1 |
hex | 6a32505 |
111355141 has 2 divisors, whose sum is σ = 111355142. Its totient is φ = 111355140.
The previous prime is 111355063. The next prime is 111355147. The reversal of 111355141 is 141553111.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 88830625 + 22524516 = 9425^2 + 4746^2 .
It is a cyclic number.
It is not a de Polignac number, because 111355141 - 223 = 102966533 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (111355147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55677570 + 55677571.
It is an arithmetic number, because the mean of its divisors is an integer number (55677571).
Almost surely, 2111355141 is an apocalyptic number.
It is an amenable number.
111355141 is a deficient number, since it is larger than the sum of its proper divisors (1).
111355141 is an equidigital number, since it uses as much as digits as its factorization.
111355141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 300, while the sum is 22.
The square root of 111355141 is about 10552.4945392073. The cubic root of 111355141 is about 481.1015514250.
The spelling of 111355141 in words is "one hundred eleven million, three hundred fifty-five thousand, one hundred forty-one".
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