Base | Representation |
---|---|
bin | 10100000100101… |
… | …01010101011011 |
3 | 102201211210012100 |
4 | 22002111111123 |
5 | 321101240320 |
6 | 24413014443 |
7 | 4113144654 |
oct | 1202252533 |
9 | 381753170 |
10 | 168383835 |
11 | 870592a4 |
12 | 48484423 |
13 | 28b67809 |
14 | 1851252b |
15 | ebb1790 |
hex | a09555b |
168383835 has 12 divisors (see below), whose sum is σ = 291865392. Its totient is φ = 89804688.
The previous prime is 168383819. The next prime is 168383837. The reversal of 168383835 is 538383861.
It is not a de Polignac number, because 168383835 - 24 = 168383819 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 3741863 = 168383835 / (1 + 6 + 8 + 3 + 8 + 3 + 8 + 3 + 5).
It is not an unprimeable number, because it can be changed into a prime (168383837) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1870887 + ... + 1870976.
It is an arithmetic number, because the mean of its divisors is an integer number (24322116).
Almost surely, 2168383835 is an apocalyptic number.
168383835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
168383835 is a deficient number, since it is larger than the sum of its proper divisors (123481557).
168383835 is a wasteful number, since it uses less digits than its factorization.
168383835 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3741874 (or 3741871 counting only the distinct ones).
The product of its digits is 414720, while the sum is 45.
The square root of 168383835 is about 12976.2797056784. The cubic root of 168383835 is about 552.2047424963.
The spelling of 168383835 in words is "one hundred sixty-eight million, three hundred eighty-three thousand, eight hundred thirty-five".
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