Base | Representation |
---|---|
bin | 10111111100011110100000… |
… | …110100000110001110011001 |
3 | 111210212122002201221121102222 |
4 | 113330132200310012032121 |
5 | 102300403412243022134 |
6 | 1011551112301033425 |
7 | 31116316532040614 |
oct | 2774364064061631 |
9 | 453778081847388 |
10 | 105311001142169 |
11 | 30612165768969 |
12 | b989b89255875 |
13 | 469ba28273294 |
14 | 1c011187c717b |
15 | c295aa3b7a2e |
hex | 5fc7a0d06399 |
105311001142169 has 2 divisors, whose sum is σ = 105311001142170. Its totient is φ = 105311001142168.
The previous prime is 105311001142163. The next prime is 105311001142183. The reversal of 105311001142169 is 961241100113501.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 96486614017600 + 8824387124569 = 9822760^2 + 2970587^2 .
It is a cyclic number.
It is not a de Polignac number, because 105311001142169 - 228 = 105310732706713 is a prime.
It is a super-2 number, since 2×1053110011421692 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (105311001142163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52655500571084 + 52655500571085.
It is an arithmetic number, because the mean of its divisors is an integer number (52655500571085).
Almost surely, 2105311001142169 is an apocalyptic number.
It is an amenable number.
105311001142169 is a deficient number, since it is larger than the sum of its proper divisors (1).
105311001142169 is an equidigital number, since it uses as much as digits as its factorization.
105311001142169 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6480, while the sum is 35.
The spelling of 105311001142169 in words is "one hundred five trillion, three hundred eleven billion, one million, one hundred forty-two thousand, one hundred sixty-nine".
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