Base | Representation |
---|---|
bin | 10100000101000… |
… | …01110011000011 |
3 | 102201221101020000 |
4 | 22002201303003 |
5 | 321104404013 |
6 | 24414051043 |
7 | 4113446541 |
oct | 1202416303 |
9 | 381841200 |
10 | 168434883 |
11 | 87093691 |
12 | 484a9a83 |
13 | 28b84b16 |
14 | 18526d91 |
15 | ebc1973 |
hex | a0a1cc3 |
168434883 has 20 divisors (see below), whose sum is σ = 253040040. Its totient is φ = 111652992.
The previous prime is 168434881. The next prime is 168434891. The reversal of 168434883 is 388434861.
168434883 is a `hidden beast` number, since 168 + 4 + 3 + 488 + 3 = 666.
It is not a de Polignac number, because 168434883 - 21 = 168434881 is a prime.
It is a super-2 number, since 2×1684348832 = 56740619622447378, which contains 22 as substring.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (168434881) 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 19 ways as a sum of consecutive naturals, for example, 8691 + ... + 20307.
It is an arithmetic number, because the mean of its divisors is an integer number (12652002).
Almost surely, 2168434883 is an apocalyptic number.
168434883 is a deficient number, since it is larger than the sum of its proper divisors (84605157).
168434883 is a wasteful number, since it uses less digits than its factorization.
168434883 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11808 (or 11799 counting only the distinct ones).
The product of its digits is 442368, while the sum is 45.
The square root of 168434883 is about 12978.2465302521. The cubic root of 168434883 is about 552.2605398150.
The spelling of 168434883 in words is "one hundred sixty-eight million, four hundred thirty-four thousand, eight hundred eighty-three".
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