Base | Representation |
---|---|
bin | 100010000010110… |
… | …0001110111000101 |
3 | 2221121102212011011 |
4 | 1010011201313011 |
5 | 4314412100401 |
6 | 305203242221 |
7 | 40210250665 |
oct | 10405416705 |
9 | 2847385134 |
10 | 1142300101 |
11 | 536886a78 |
12 | 27a679371 |
13 | 152871427 |
14 | ab9d01a5 |
15 | 6a43e451 |
hex | 44161dc5 |
1142300101 has 2 divisors, whose sum is σ = 1142300102. Its totient is φ = 1142300100.
The previous prime is 1142300099. The next prime is 1142300113. The reversal of 1142300101 is 1010032411.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 921183201 + 221116900 = 30351^2 + 14870^2 .
It is an emirp because it is prime and its reverse (1010032411) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1142300101 - 21 = 1142300099 is a prime.
It is a super-2 number, since 2×11423001012 = 2609699041489220402, which contains 22 as substring.
Together with 1142300099, 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 (1142304101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571150050 + 571150051.
It is an arithmetic number, because the mean of its divisors is an integer number (571150051).
Almost surely, 21142300101 is an apocalyptic number.
It is an amenable number.
1142300101 is a deficient number, since it is larger than the sum of its proper divisors (1).
1142300101 is an equidigital number, since it uses as much as digits as its factorization.
1142300101 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 1142300101 is about 33797.9304248056. The cubic root of 1142300101 is about 1045.3460240064.
Adding to 1142300101 its reverse (1010032411), we get a palindrome (2152332512).
The spelling of 1142300101 in words is "one billion, one hundred forty-two million, three hundred thousand, one hundred one".
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