Base | Representation |
---|---|
bin | 100010010101101… |
… | …0110010101110011 |
3 | 2222022002112222221 |
4 | 1010223112111303 |
5 | 4324431330022 |
6 | 310155541511 |
7 | 40360442422 |
oct | 10453262563 |
9 | 2868075887 |
10 | 1152214387 |
11 | 5414387a5 |
12 | 281a5a897 |
13 | 154932c7c |
14 | ad0512b9 |
15 | 6b24bcc7 |
hex | 44ad6573 |
1152214387 has 2 divisors, whose sum is σ = 1152214388. Its totient is φ = 1152214386.
The previous prime is 1152214379. The next prime is 1152214391. The reversal of 1152214387 is 7834122511.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1152214387 - 23 = 1152214379 is a prime.
It is not a weakly prime, because it can be changed into another prime (1152212387) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576107193 + 576107194.
It is an arithmetic number, because the mean of its divisors is an integer number (576107194).
Almost surely, 21152214387 is an apocalyptic number.
1152214387 is a deficient number, since it is larger than the sum of its proper divisors (1).
1152214387 is an equidigital number, since it uses as much as digits as its factorization.
1152214387 is an evil number, because the sum of its binary digits is even.
The product of its digits is 13440, while the sum is 34.
The square root of 1152214387 is about 33944.2835688132. The cubic root of 1152214387 is about 1048.3615829191.
Adding to 1152214387 its reverse (7834122511), we get a palindrome (8986336898).
The spelling of 1152214387 in words is "one billion, one hundred fifty-two million, two hundred fourteen thousand, three hundred eighty-seven".
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