Base | Representation |
---|---|
bin | 111111110011110… |
… | …1010110110110011 |
3 | 12112012212102200221 |
4 | 1333213222312303 |
5 | 13341110334322 |
6 | 552243153511 |
7 | 104026045225 |
oct | 17747526663 |
9 | 5465772627 |
10 | 2141105587 |
11 | 9a9664355 |
12 | 4b9075897 |
13 | 2817809aa |
14 | 16450a415 |
15 | c7e869c7 |
hex | 7f9eadb3 |
2141105587 has 2 divisors, whose sum is σ = 2141105588. Its totient is φ = 2141105586.
The previous prime is 2141105531. The next prime is 2141105591. The reversal of 2141105587 is 7855011412.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2141105587 is a prime.
It is a super-2 number, since 2×21411055872 = 9168666269365229138, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2141105597) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070552793 + 1070552794.
It is an arithmetic number, because the mean of its divisors is an integer number (1070552794).
Almost surely, 22141105587 is an apocalyptic number.
2141105587 is a deficient number, since it is larger than the sum of its proper divisors (1).
2141105587 is an equidigital number, since it uses as much as digits as its factorization.
2141105587 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11200, while the sum is 34.
The square root of 2141105587 is about 46272.0821554423. The cubic root of 2141105587 is about 1288.8806240175.
Adding to 2141105587 its reverse (7855011412), we get a palindrome (9996116999).
The spelling of 2141105587 in words is "two billion, one hundred forty-one million, one hundred five thousand, five hundred eighty-seven".
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