Base | Representation |
---|---|
bin | 10010101001011010… |
… | …01010111011100011 |
3 | 221211200120122022121 |
4 | 21110231022323203 |
5 | 131000312440422 |
6 | 4333215445111 |
7 | 503040423433 |
oct | 112455127343 |
9 | 27750518277 |
10 | 10011061987 |
11 | 4277a90053 |
12 | 1b34826797 |
13 | c37091524 |
14 | 6ad8022c3 |
15 | 3d8d458c7 |
hex | 254b4aee3 |
10011061987 has 2 divisors, whose sum is σ = 10011061988. Its totient is φ = 10011061986.
The previous prime is 10011061939. The next prime is 10011062021. The reversal of 10011061987 is 78916011001.
It is an a-pointer prime, because the next prime (10011062021) can be obtained adding 10011061987 to its sum of digits (34).
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10011061987 is a prime.
It is not a weakly prime, because it can be changed into another prime (10011061927) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005530993 + 5005530994.
It is an arithmetic number, because the mean of its divisors is an integer number (5005530994).
Almost surely, 210011061987 is an apocalyptic number.
10011061987 is a deficient number, since it is larger than the sum of its proper divisors (1).
10011061987 is an equidigital number, since it uses as much as digits as its factorization.
10011061987 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3024, while the sum is 34.
Adding to 10011061987 its reverse (78916011001), we get a palindrome (88927072988).
The spelling of 10011061987 in words is "ten billion, eleven million, sixty-one thousand, nine hundred eighty-seven".
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