Base | Representation |
---|---|
bin | 11101011100101… |
… | …11000100011101 |
3 | 122012211122010122 |
4 | 32232113010131 |
5 | 1001220043031 |
6 | 40302444325 |
7 | 6056520104 |
oct | 1656270435 |
9 | 565748118 |
10 | 247034141 |
11 | 117498452 |
12 | 6a8936a5 |
13 | 3c244763 |
14 | 24b4703b |
15 | 16a4a47b |
hex | eb9711d |
247034141 has 8 divisors (see below), whose sum is σ = 248839200. Its totient is φ = 245234160.
The previous prime is 247034131. The next prime is 247034173. The reversal of 247034141 is 141430742.
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 247034141 - 222 = 242839837 is a prime.
It is a super-2 number, since 2×2470341412 = 122051733639215762, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 247034141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (247034111) 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, 190706 + ... + 191996.
It is an arithmetic number, because the mean of its divisors is an integer number (31104900).
Almost surely, 2247034141 is an apocalyptic number.
It is an amenable number.
247034141 is a deficient number, since it is larger than the sum of its proper divisors (1805059).
247034141 is a wasteful number, since it uses less digits than its factorization.
247034141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2539.
The product of its (nonzero) digits is 2688, while the sum is 26.
The square root of 247034141 is about 15717.3197778756. The cubic root of 247034141 is about 627.4594427843.
Adding to 247034141 its reverse (141430742), we get a palindrome (388464883).
The spelling of 247034141 in words is "two hundred forty-seven million, thirty-four thousand, one hundred forty-one".
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