Base | Representation |
---|---|
bin | 1011001101111010… |
… | …0101100110110101 |
3 | 21202211222202120111 |
4 | 2303132211212311 |
5 | 22131322440041 |
6 | 1214443103021 |
7 | 134422160611 |
oct | 26336454665 |
9 | 7684882514 |
10 | 3011140021 |
11 | 130578a07a |
12 | 700511a71 |
13 | 38cab4c76 |
14 | 207ca6341 |
15 | 129544981 |
hex | b37a59b5 |
3011140021 has 4 divisors (see below), whose sum is σ = 3026905344. Its totient is φ = 2995374700.
The previous prime is 3011139997. The next prime is 3011140049. The reversal of 3011140021 is 1200411103.
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 a de Polignac number, because none of the positive numbers 2k-3011140021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3011139983 and 3011140010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3011140061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7882375 + ... + 7882756.
It is an arithmetic number, because the mean of its divisors is an integer number (756726336).
Almost surely, 23011140021 is an apocalyptic number.
It is an amenable number.
3011140021 is a deficient number, since it is larger than the sum of its proper divisors (15765323).
3011140021 is a wasteful number, since it uses less digits than its factorization.
3011140021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15765322.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 3011140021 is about 54873.8555324847. The cubic root of 3011140021 is about 1444.0325530180.
Adding to 3011140021 its reverse (1200411103), we get a palindrome (4211551124).
The spelling of 3011140021 in words is "three billion, eleven million, one hundred forty thousand, twenty-one".
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