Base | Representation |
---|---|
bin | 10100000010011… |
… | …01011111100100 |
3 | 102201021211112201 |
4 | 22001031133210 |
5 | 321012331242 |
6 | 24402424244 |
7 | 4110511030 |
oct | 1201153744 |
9 | 381254481 |
10 | 168089572 |
11 | 86978202 |
12 | 48362084 |
13 | 28a938b1 |
14 | 184771c0 |
15 | eb544b7 |
hex | a04d7e4 |
168089572 has 12 divisors (see below), whose sum is σ = 336179200. Its totient is φ = 72038376.
The previous prime is 168089527. The next prime is 168089573. The reversal of 168089572 is 275980861.
168089572 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (168089573) 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 3 ways as a sum of consecutive naturals, for example, 3001572 + ... + 3001627.
Almost surely, 2168089572 is an apocalyptic number.
It is an amenable number.
168089572 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168089572 is a wasteful number, since it uses less digits than its factorization.
168089572 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6003210 (or 6003208 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 46.
The square root of 168089572 is about 12964.9362512895. The cubic root of 168089572 is about 551.8828822803.
The spelling of 168089572 in words is "one hundred sixty-eight million, eighty-nine thousand, five hundred seventy-two".
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