Base | Representation |
---|---|
bin | 1000010111010101… |
… | …1101110110001011 |
3 | 12210111002102000001 |
4 | 2011311131312023 |
5 | 14044304314421 |
6 | 1010450223431 |
7 | 106433314510 |
oct | 20565356613 |
9 | 5714072001 |
10 | 2245385611 |
11 | a52509497 |
12 | 527b84b77 |
13 | 29a262651 |
14 | 1742d3307 |
15 | d21d4691 |
hex | 85d5dd8b |
2245385611 has 16 divisors (see below), whose sum is σ = 2605216768. Its totient is φ = 1895400000.
The previous prime is 2245385587. The next prime is 2245385617. The reversal of 2245385611 is 1165835422.
It is a 6-Lehmer number, since φ(2245385611) divides (2245385611-1)6.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2245385611 is a prime.
It is the 47386-th Hogben number.
It is not an unprimeable number, because it can be changed into a prime (2245385617) by changing a digit.
It is a nontrivial repunit in base 47385.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380836 + ... + 386686.
It is an arithmetic number, because the mean of its divisors is an integer number (162826048).
Almost surely, 22245385611 is an apocalyptic number.
2245385611 is a deficient number, since it is larger than the sum of its proper divisors (359831157).
2245385611 is an equidigital number, since it uses as much as digits as its factorization.
2245385611 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6682.
The product of its digits is 57600, while the sum is 37.
The square root of 2245385611 is about 47385.5000079138. The cubic root of 2245385611 is about 1309.4742973482.
It can be divided in two parts, 224 and 5385611, that added together give a palindrome (5385835).
The spelling of 2245385611 in words is "two billion, two hundred forty-five million, three hundred eighty-five thousand, six hundred eleven".
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