Base | Representation |
---|---|
bin | 100001110111010… |
… | …100010010000001 |
3 | 1110121001222002001 |
4 | 201313110102001 |
5 | 2130421232441 |
6 | 132213224001 |
7 | 20036121301 |
oct | 4167242201 |
9 | 1417058061 |
10 | 568149121 |
11 | 271783931 |
12 | 13a332001 |
13 | 90926317 |
14 | 55655601 |
15 | 34d2a731 |
hex | 21dd4481 |
568149121 has 8 divisors (see below), whose sum is σ = 606700800. Its totient is φ = 530861520.
The previous prime is 568149103. The next prime is 568149137. The reversal of 568149121 is 121941865.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 568149121 - 25 = 568149089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (568149161) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315091 + ... + 316888.
It is an arithmetic number, because the mean of its divisors is an integer number (75837600).
Almost surely, 2568149121 is an apocalyptic number.
It is an amenable number.
568149121 is a deficient number, since it is larger than the sum of its proper divisors (38551679).
568149121 is a wasteful number, since it uses less digits than its factorization.
568149121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 632039.
The product of its digits is 17280, while the sum is 37.
The square root of 568149121 is about 23835.8788594002. The cubic root of 568149121 is about 828.2360180599.
The spelling of 568149121 in words is "five hundred sixty-eight million, one hundred forty-nine thousand, one hundred twenty-one".
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