Base | Representation |
---|---|
bin | 111111110110001… |
… | …1101110111111101 |
3 | 12112022020022201201 |
4 | 1333230131313331 |
5 | 13341421110013 |
6 | 552330135501 |
7 | 104042533441 |
oct | 17754356775 |
9 | 5468208651 |
10 | 2142363133 |
11 | 9aa343149 |
12 | 4b9581591 |
13 | 281b011c1 |
14 | 164756821 |
15 | c81343dd |
hex | 7fb1ddfd |
2142363133 has 2 divisors, whose sum is σ = 2142363134. Its totient is φ = 2142363132.
The previous prime is 2142363131. The next prime is 2142363143. The reversal of 2142363133 is 3313632412.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1623525849 + 518837284 = 40293^2 + 22778^2 .
It is a cyclic number.
It is not a de Polignac number, because 2142363133 - 21 = 2142363131 is a prime.
Together with 2142363131, 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 (2142363131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071181566 + 1071181567.
It is an arithmetic number, because the mean of its divisors is an integer number (1071181567).
Almost surely, 22142363133 is an apocalyptic number.
It is an amenable number.
2142363133 is a deficient number, since it is larger than the sum of its proper divisors (1).
2142363133 is an equidigital number, since it uses as much as digits as its factorization.
2142363133 is an evil number, because the sum of its binary digits is even.
The product of its digits is 7776, while the sum is 28.
The square root of 2142363133 is about 46285.6687647483. The cubic root of 2142363133 is about 1289.1329094822.
Adding to 2142363133 its reverse (3313632412), we get a palindrome (5455995545).
The spelling of 2142363133 in words is "two billion, one hundred forty-two million, three hundred sixty-three thousand, one hundred thirty-three".
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