Base | Representation |
---|---|
bin | 111100100000001… |
… | …1000010110100111 |
3 | 12020111001221111022 |
4 | 1321000120112213 |
5 | 13124204033022 |
6 | 533241001355 |
7 | 101210633633 |
oct | 17100302647 |
9 | 5214057438 |
10 | 2030142887 |
11 | 951a65443 |
12 | 487a8325b |
13 | 26479c3a6 |
14 | 1538a3dc3 |
15 | bd368c42 |
hex | 790185a7 |
2030142887 has 2 divisors, whose sum is σ = 2030142888. Its totient is φ = 2030142886.
The previous prime is 2030142871. The next prime is 2030142893. The reversal of 2030142887 is 7882410302.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2030142887 - 24 = 2030142871 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2030142847) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015071443 + 1015071444.
It is an arithmetic number, because the mean of its divisors is an integer number (1015071444).
Almost surely, 22030142887 is an apocalyptic number.
2030142887 is a deficient number, since it is larger than the sum of its proper divisors (1).
2030142887 is an equidigital number, since it uses as much as digits as its factorization.
2030142887 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 21504, while the sum is 35.
The square root of 2030142887 is about 45057.1069532876. The cubic root of 2030142887 is about 1266.2191243555.
The spelling of 2030142887 in words is "two billion, thirty million, one hundred forty-two thousand, eight hundred eighty-seven".
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