Base | Representation |
---|---|
bin | 1010100111110011… |
… | …0101101000000101 |
3 | 21100201012221021010 |
4 | 2221330311220011 |
5 | 21314413012142 |
6 | 1150533112433 |
7 | 130441426365 |
oct | 25174655005 |
9 | 7321187233 |
10 | 2851297797 |
11 | 1233535267 |
12 | 676a88719 |
13 | 36594b27a |
14 | 1d09789a5 |
15 | 11a4bde9c |
hex | a9f35a05 |
2851297797 has 8 divisors (see below), whose sum is σ = 3804252480. Its totient is φ = 1899604160.
The previous prime is 2851297769. The next prime is 2851297853. The reversal of 2851297797 is 7977921582.
2851297797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2851297797 - 28 = 2851297541 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2851297747) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309972 + ... + 319037.
It is an arithmetic number, because the mean of its divisors is an integer number (475531560).
Almost surely, 22851297797 is an apocalyptic number.
It is an amenable number.
2851297797 is a deficient number, since it is larger than the sum of its proper divisors (952954683).
2851297797 is a wasteful number, since it uses less digits than its factorization.
2851297797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 630523.
The product of its digits is 4445280, while the sum is 57.
The square root of 2851297797 is about 53397.5448592910. The cubic root of 2851297797 is about 1418.0151129690.
The spelling of 2851297797 in words is "two billion, eight hundred fifty-one million, two hundred ninety-seven thousand, seven hundred ninety-seven".
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