Base | Representation |
---|---|
bin | 10100000100011… |
… | …01111011000000 |
3 | 102201210020112210 |
4 | 22002031323000 |
5 | 321044302342 |
6 | 24412222120 |
7 | 4112660310 |
oct | 1202157300 |
9 | 381706483 |
10 | 168353472 |
11 | 87038501 |
12 | 4846a940 |
13 | 28b56a51 |
14 | 18505440 |
15 | eba779c |
hex | a08dec0 |
168353472 has 112 divisors (see below), whose sum is σ = 512226560. Its totient is φ = 47803392.
The previous prime is 168353459. The next prime is 168353477. The reversal of 168353472 is 274353861.
168353472 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (112).
It is a self number, because there is not a number n which added to its sum of digits gives 168353472.
It is not an unprimeable number, because it can be changed into a prime (168353477) 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 15 ways as a sum of consecutive naturals, for example, 307503 + ... + 308049.
Almost surely, 2168353472 is an apocalyptic number.
168353472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 168353472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256113280).
168353472 is an abundant number, since it is smaller than the sum of its proper divisors (343873088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168353472 is a wasteful number, since it uses less digits than its factorization.
168353472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 798 (or 788 counting only the distinct ones).
The product of its digits is 120960, while the sum is 39.
The square root of 168353472 is about 12975.1097105188. The cubic root of 168353472 is about 552.1715492853.
It can be divided in two parts, 1683 and 53472, that added together give a palindrome (55155).
The spelling of 168353472 in words is "one hundred sixty-eight million, three hundred fifty-three thousand, four hundred seventy-two".
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