Base | Representation |
---|---|
bin | 101111100001011… |
… | …101110110010001 |
3 | 2001120021010221200 |
4 | 233201131312101 |
5 | 3113102132121 |
6 | 211040541413 |
7 | 25520646045 |
oct | 5741356621 |
9 | 2046233850 |
10 | 797302161 |
11 | 37a068a07 |
12 | 1a3021869 |
13 | c9249c36 |
14 | 77c66025 |
15 | 49ee2a26 |
hex | 2f85dd91 |
797302161 has 12 divisors (see below), whose sum is σ = 1173388788. Its totient is φ = 521505504.
The previous prime is 797302141. The next prime is 797302171. The reversal of 797302161 is 161203797.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 260499600 + 536802561 = 16140^2 + 23169^2 .
It is not a de Polignac number, because 797302161 - 210 = 797301137 is a prime.
It is not an unprimeable number, because it can be changed into a prime (797302141) 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 11 ways as a sum of consecutive naturals, for example, 835270 + ... + 836223.
It is an arithmetic number, because the mean of its divisors is an integer number (97782399).
Almost surely, 2797302161 is an apocalyptic number.
It is an amenable number.
797302161 is a deficient number, since it is larger than the sum of its proper divisors (376086627).
797302161 is a wasteful number, since it uses less digits than its factorization.
797302161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1671552 (or 1671549 counting only the distinct ones).
The product of its (nonzero) digits is 15876, while the sum is 36.
The square root of 797302161 is about 28236.5394657348. The cubic root of 797302161 is about 927.2730698830.
The spelling of 797302161 in words is "seven hundred ninety-seven million, three hundred two thousand, one hundred sixty-one".
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