Base | Representation |
---|---|
bin | 1000001101001111011… |
… | …00000010100011100001 |
3 | 222221212002210220001001 |
4 | 10012213230002203201 |
5 | 14110001432322423 |
6 | 333313115112001 |
7 | 26241611162212 |
oct | 4064754024341 |
9 | 887762726031 |
10 | 281986214113 |
11 | a965395934a |
12 | 46798742601 |
13 | 2078bab24c6 |
14 | d910967409 |
15 | 7505ed0cad |
hex | 41a7b028e1 |
281986214113 has 8 divisors (see below), whose sum is σ = 282255653376. Its totient is φ = 281716856400.
The previous prime is 281986214087. The next prime is 281986214143. The reversal of 281986214113 is 311412689182.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-281986214113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (281986214143) 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, 8572608 + ... + 8605438.
It is an arithmetic number, because the mean of its divisors is an integer number (35281956672).
Almost surely, 2281986214113 is an apocalyptic number.
It is an amenable number.
281986214113 is a deficient number, since it is larger than the sum of its proper divisors (269439263).
281986214113 is a wasteful number, since it uses less digits than its factorization.
281986214113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40775.
The product of its digits is 165888, while the sum is 46.
The spelling of 281986214113 in words is "two hundred eighty-one billion, nine hundred eighty-six million, two hundred fourteen thousand, one hundred thirteen".
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