Base | Representation |
---|---|
bin | 111011101000101… |
… | …0100111000000111 |
3 | 12011110021220000210 |
4 | 1313101110320013 |
5 | 13044230440123 |
6 | 530321010503 |
7 | 100405323432 |
oct | 16721247007 |
9 | 5143256023 |
10 | 2001030663 |
11 | 937590a55 |
12 | 47a183a33 |
13 | 25b748518 |
14 | 14da86819 |
15 | baa17e93 |
hex | 77454e07 |
2001030663 has 8 divisors (see below), whose sum is σ = 2669713776. Its totient is φ = 1333184000.
The previous prime is 2001030617. The next prime is 2001030697. The reversal of 2001030663 is 3660301002.
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 2001030663 - 26 = 2001030599 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2001031663) 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, 203508 + ... + 213113.
It is an arithmetic number, because the mean of its divisors is an integer number (333714222).
Almost surely, 22001030663 is an apocalyptic number.
2001030663 is a deficient number, since it is larger than the sum of its proper divisors (668683113).
2001030663 is a wasteful number, since it uses less digits than its factorization.
2001030663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418225.
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 2001030663 is about 44732.8812284655. The cubic root of 2001030663 is about 1260.1374383967.
Adding to 2001030663 its reverse (3660301002), we get a palindrome (5661331665).
The spelling of 2001030663 in words is "two billion, one million, thirty thousand, six hundred sixty-three".
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