Base | Representation |
---|---|
bin | 10101000011001011… |
… | …11011101001100101 |
3 | 1002011120211210100201 |
4 | 22201211323221211 |
5 | 141121024310041 |
6 | 5105215510501 |
7 | 550023000040 |
oct | 124145735145 |
9 | 32146753321 |
10 | 11301010021 |
11 | 487a142104 |
12 | 2234828431 |
13 | 10b13ba0a2 |
14 | 792c67c57 |
15 | 4621ec631 |
hex | 2a197ba65 |
11301010021 has 4 divisors (see below), whose sum is σ = 12915440032. Its totient is φ = 9686580012.
The previous prime is 11301009991. The next prime is 11301010033. The reversal of 11301010021 is 12001010311.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 11301010021 - 29 = 11301009509 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11301010051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 807214995 + ... + 807215008.
It is an arithmetic number, because the mean of its divisors is an integer number (3228860008).
Almost surely, 211301010021 is an apocalyptic number.
It is an amenable number.
11301010021 is a deficient number, since it is larger than the sum of its proper divisors (1614430011).
11301010021 is an equidigital number, since it uses as much as digits as its factorization.
11301010021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1614430010.
The product of its (nonzero) digits is 6, while the sum is 10.
Adding to 11301010021 its reverse (12001010311), we get a palindrome (23302020332).
The spelling of 11301010021 in words is "eleven billion, three hundred one million, ten thousand, twenty-one".
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