Base | Representation |
---|---|
bin | 100001110111010… |
… | …100010110110111 |
3 | 1110121001222111112 |
4 | 201313110112313 |
5 | 2130421240211 |
6 | 132213225235 |
7 | 20036122223 |
oct | 4167242667 |
9 | 1417058445 |
10 | 568149431 |
11 | 271784093 |
12 | 13a33221b |
13 | 909264c5 |
14 | 55655783 |
15 | 34d2a88b |
hex | 21dd45b7 |
568149431 has 8 divisors (see below), whose sum is σ = 586788864. Its totient is φ = 549529560.
The previous prime is 568149383. The next prime is 568149443. The reversal of 568149431 is 134941865.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 568149431 - 210 = 568148407 is a prime.
It is a super-2 number, since 2×5681494312 = 645587551891247522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (568149031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75230 + ... + 82436.
It is an arithmetic number, because the mean of its divisors is an integer number (73348608).
Almost surely, 2568149431 is an apocalyptic number.
568149431 is a deficient number, since it is larger than the sum of its proper divisors (18639433).
568149431 is a wasteful number, since it uses less digits than its factorization.
568149431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9781.
The product of its digits is 103680, while the sum is 41.
The square root of 568149431 is about 23835.8853622013. The cubic root of 568149431 is about 828.2361686971.
The spelling of 568149431 in words is "five hundred sixty-eight million, one hundred forty-nine thousand, four hundred thirty-one".
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