Base | Representation |
---|---|
bin | 111101000111111… |
… | …1101101011011011 |
3 | 12021221022212010121 |
4 | 1322033331223123 |
5 | 13200024131042 |
6 | 535304054111 |
7 | 101553153562 |
oct | 17217755333 |
9 | 5257285117 |
10 | 2051005147 |
11 | 962814584 |
12 | 492a64337 |
13 | 268bc5119 |
14 | 156574bd9 |
15 | c00da367 |
hex | 7a3fdadb |
2051005147 has 2 divisors, whose sum is σ = 2051005148. Its totient is φ = 2051005146.
The previous prime is 2051005111. The next prime is 2051005157. The reversal of 2051005147 is 7415001502.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2051005147 - 215 = 2050972379 is a prime.
It is a super-2 number, since 2×20510051472 = 8413244226040983218, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2051005157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025502573 + 1025502574.
It is an arithmetic number, because the mean of its divisors is an integer number (1025502574).
Almost surely, 22051005147 is an apocalyptic number.
2051005147 is a deficient number, since it is larger than the sum of its proper divisors (1).
2051005147 is an equidigital number, since it uses as much as digits as its factorization.
2051005147 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1400, while the sum is 25.
The square root of 2051005147 is about 45288.0243221097. The cubic root of 2051005147 is about 1270.5416803935.
Adding to 2051005147 its reverse (7415001502), we get a palindrome (9466006649).
The spelling of 2051005147 in words is "two billion, fifty-one million, five thousand, one hundred forty-seven".
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