Base | Representation |
---|---|
bin | 1000000010010110… |
… | …1011010100110001 |
3 | 12120100110021011021 |
4 | 2000211223110301 |
5 | 13404241013213 |
6 | 554023415441 |
7 | 104314155364 |
oct | 20045532461 |
9 | 5510407137 |
10 | 2157360433 |
11 | a07856908 |
12 | 5025b4581 |
13 | 284c52547 |
14 | 16673c0db |
15 | c95e7d8d |
hex | 8096b531 |
2157360433 has 2 divisors, whose sum is σ = 2157360434. Its totient is φ = 2157360432.
The previous prime is 2157360391. The next prime is 2157360451. The reversal of 2157360433 is 3340637512.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1837236769 + 320123664 = 42863^2 + 17892^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2157360433 is a prime.
It is not a weakly prime, because it can be changed into another prime (2157360473) 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, 1078680216 + 1078680217.
It is an arithmetic number, because the mean of its divisors is an integer number (1078680217).
Almost surely, 22157360433 is an apocalyptic number.
It is an amenable number.
2157360433 is a deficient number, since it is larger than the sum of its proper divisors (1).
2157360433 is an equidigital number, since it uses as much as digits as its factorization.
2157360433 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 45360, while the sum is 34.
The square root of 2157360433 is about 46447.3942541452. The cubic root of 2157360433 is about 1292.1340461729.
Adding to 2157360433 its reverse (3340637512), we get a palindrome (5497997945).
The spelling of 2157360433 in words is "two billion, one hundred fifty-seven million, three hundred sixty thousand, four hundred thirty-three".
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