Base | Representation |
---|---|
bin | 10100000100101… |
… | …01010101100001 |
3 | 102201211210012120 |
4 | 22002111111201 |
5 | 321101240331 |
6 | 24413014453 |
7 | 4113144663 |
oct | 1202252541 |
9 | 381753176 |
10 | 168383841 |
11 | 870592aa |
12 | 48484429 |
13 | 28b67812 |
14 | 18512533 |
15 | ebb1796 |
hex | a095561 |
168383841 has 8 divisors (see below), whose sum is σ = 225810240. Its totient is φ = 111606672.
The previous prime is 168383837. The next prime is 168383869. The reversal of 168383841 is 148383861.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 168383841 - 22 = 168383837 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 168383793 and 168383802.
It is not an unprimeable number, because it can be changed into a prime (168383441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161701 + ... + 162738.
It is an arithmetic number, because the mean of its divisors is an integer number (28226280).
Almost surely, 2168383841 is an apocalyptic number.
It is an amenable number.
168383841 is a deficient number, since it is larger than the sum of its proper divisors (57426399).
168383841 is a wasteful number, since it uses less digits than its factorization.
168383841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 324615.
The product of its digits is 110592, while the sum is 42.
The square root of 168383841 is about 12976.2799368694. The cubic root of 168383841 is about 552.2047490551.
The spelling of 168383841 in words is "one hundred sixty-eight million, three hundred eighty-three thousand, eight hundred forty-one".
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