Base | Representation |
---|---|
bin | 101111100000100… |
… | …111010101010111 |
3 | 2001112211210122200 |
4 | 233200213111113 |
5 | 3113023010441 |
6 | 211032055543 |
7 | 25516026051 |
oct | 5740472527 |
9 | 2045753580 |
10 | 797078871 |
11 | 379a26176 |
12 | 1a2b345b3 |
13 | c919c404 |
14 | 77c088d1 |
15 | 49e9b7b6 |
hex | 2f827557 |
797078871 has 6 divisors (see below), whose sum is σ = 1151336160. Its totient is φ = 531385908.
The previous prime is 797078837. The next prime is 797078921. The reversal of 797078871 is 178870797.
It is not a de Polignac number, because 797078871 - 27 = 797078743 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (797078071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44282151 + ... + 44282168.
It is an arithmetic number, because the mean of its divisors is an integer number (191889360).
Almost surely, 2797078871 is an apocalyptic number.
797078871 is a deficient number, since it is larger than the sum of its proper divisors (354257289).
797078871 is a wasteful number, since it uses less digits than its factorization.
797078871 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88564325 (or 88564322 counting only the distinct ones).
The product of its (nonzero) digits is 1382976, while the sum is 54.
The square root of 797078871 is about 28232.5852695073. The cubic root of 797078871 is about 927.1864987160.
The spelling of 797078871 in words is "seven hundred ninety-seven million, seventy-eight thousand, eight hundred seventy-one".
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