Base | Representation |
---|---|
bin | 100000100100… |
… | …0001000000001 |
3 | 1012010101021001 |
4 | 1001020020001 |
5 | 13332311031 |
6 | 1405532001 |
7 | 265054315 |
oct | 101101001 |
9 | 35111231 |
10 | 17072641 |
11 | 9700a23 |
12 | 5874001 |
13 | 36c9b71 |
14 | 23a5b45 |
15 | 1773861 |
hex | 1048201 |
17072641 has 4 divisors (see below), whose sum is σ = 18076932. Its totient is φ = 16068352.
The previous prime is 17072633. The next prime is 17072683. The reversal of 17072641 is 14627071.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14627071 = 31 ⋅471841.
It can be written as a sum of positive squares in 2 ways, for example, as 12215025 + 4857616 = 3495^2 + 2204^2 .
It is a cyclic number.
It is not a de Polignac number, because 17072641 - 23 = 17072633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (17072941) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502120 + ... + 502153.
It is an arithmetic number, because the mean of its divisors is an integer number (4519233).
Almost surely, 217072641 is an apocalyptic number.
It is an amenable number.
17072641 is a deficient number, since it is larger than the sum of its proper divisors (1004291).
17072641 is a wasteful number, since it uses less digits than its factorization.
17072641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1004290.
The product of its (nonzero) digits is 2352, while the sum is 28.
The square root of 17072641 is about 4131.9052506078. The cubic root of 17072641 is about 257.4938748661.
The spelling of 17072641 in words is "seventeen million, seventy-two thousand, six hundred forty-one".
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