Base | Representation |
---|---|
bin | 10100000010000… |
… | …10011100011111 |
3 | 102201012112110200 |
4 | 22001002130133 |
5 | 321004404234 |
6 | 24401434543 |
7 | 4110232062 |
oct | 1201023437 |
9 | 381175420 |
10 | 168044319 |
11 | 86947203 |
12 | 4833ba53 |
13 | 28a79111 |
14 | 184648d9 |
15 | eb45d99 |
hex | a04271f |
168044319 has 12 divisors (see below), whose sum is σ = 244959000. Its totient is φ = 111001104.
The previous prime is 168044287. The next prime is 168044323. The reversal of 168044319 is 913440861.
It is not a de Polignac number, because 168044319 - 25 = 168044287 is a prime.
It is a super-2 number, since 2×1680443192 = 56477786296347522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (168044329) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84669 + ... + 86630.
It is an arithmetic number, because the mean of its divisors is an integer number (20413250).
Almost surely, 2168044319 is an apocalyptic number.
168044319 is a deficient number, since it is larger than the sum of its proper divisors (76914681).
168044319 is a wasteful number, since it uses less digits than its factorization.
168044319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171414 (or 171411 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 168044319 is about 12963.1909266199. The cubic root of 168044319 is about 551.8333519469.
The spelling of 168044319 in words is "one hundred sixty-eight million, forty-four thousand, three hundred nineteen".
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