Base | Representation |
---|---|
bin | 11010101100000011001001 |
3 | 111011102221101 |
4 | 122230003021 |
5 | 3242334134 |
6 | 405541401 |
7 | 113315665 |
oct | 32540311 |
9 | 14142841 |
10 | 6996169 |
11 | 3a49364 |
12 | 2414861 |
13 | 15ac55b |
14 | d018a5 |
15 | 932e14 |
hex | 6ac0c9 |
6996169 has 8 divisors (see below), whose sum is σ = 7139592. Its totient is φ = 6854400.
The previous prime is 6996167. The next prime is 6996181. The reversal of 6996169 is 9616996.
It can be written as a sum of positive squares in 4 ways, for example, as 144 + 6996025 = 12^2 + 2645^2 .
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 6996169 - 21 = 6996167 is a prime.
It is a super-2 number, since 2×69961692 = 97892761353122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6996167) 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, 11107 + ... + 11719.
It is an arithmetic number, because the mean of its divisors is an integer number (892449).
Almost surely, 26996169 is an apocalyptic number.
It is an amenable number.
6996169 is a deficient number, since it is larger than the sum of its proper divisors (143423).
6996169 is a wasteful number, since it uses less digits than its factorization.
6996169 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 827.
The product of its digits is 157464, while the sum is 46.
The square root of 6996169 is about 2645.0272210319. The cubic root of 6996169 is about 191.2582145787.
The spelling of 6996169 in words is "six million, nine hundred ninety-six thousand, one hundred sixty-nine".
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