Base | Representation |
---|---|
bin | 111101001010011… |
… | …110101001011011 |
3 | 2122111220011222021 |
4 | 331022132221123 |
5 | 4100144012042 |
6 | 245454035311 |
7 | 34300122541 |
oct | 7512365133 |
9 | 2574804867 |
10 | 1026157147 |
11 | 48726a064 |
12 | 2477a8b37 |
13 | 134797ca2 |
14 | 9a3d9d91 |
15 | 6014b867 |
hex | 3d29ea5b |
1026157147 has 2 divisors, whose sum is σ = 1026157148. Its totient is φ = 1026157146.
The previous prime is 1026157129. The next prime is 1026157159. The reversal of 1026157147 is 7417516201.
It is a strong prime.
It is an emirp because it is prime and its reverse (7417516201) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1026157147 - 27 = 1026157019 is a prime.
It is not a weakly prime, because it can be changed into another prime (1026157177) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513078573 + 513078574.
It is an arithmetic number, because the mean of its divisors is an integer number (513078574).
Almost surely, 21026157147 is an apocalyptic number.
1026157147 is a deficient number, since it is larger than the sum of its proper divisors (1).
1026157147 is an equidigital number, since it uses as much as digits as its factorization.
1026157147 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11760, while the sum is 34.
The square root of 1026157147 is about 32033.6876896807. The cubic root of 1026157147 is about 1008.6441130122.
The spelling of 1026157147 in words is "one billion, twenty-six million, one hundred fifty-seven thousand, one hundred forty-seven".
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