Base | Representation |
---|---|
bin | 1111010110111000… |
… | …11111100010010101 |
3 | 210021121120120120002 |
4 | 13223130133202111 |
5 | 113341220113021 |
6 | 3442052421045 |
7 | 411215020463 |
oct | 75334374225 |
9 | 23247516502 |
10 | 8245082261 |
11 | 3551152379 |
12 | 1721317785 |
13 | a15253300 |
14 | 583063833 |
15 | 333cac50b |
hex | 1eb71f895 |
8245082261 has 6 divisors (see below), whose sum is σ = 8928107010. Its totient is φ = 7610845008.
The previous prime is 8245082221. The next prime is 8245082267. The reversal of 8245082261 is 1622805428.
8245082261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 24940036 + 8220142225 = 4994^2 + 90665^2 .
It is a de Polignac number, because none of the positive numbers 2k-8245082261 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 (8245082267) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24393566 + ... + 24393903.
It is an arithmetic number, because the mean of its divisors is an integer number (1488017835).
Almost surely, 28245082261 is an apocalyptic number.
It is an amenable number.
8245082261 is a deficient number, since it is larger than the sum of its proper divisors (683024749).
8245082261 is a wasteful number, since it uses less digits than its factorization.
8245082261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48787495 (or 48787482 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 38.
The square root of 8245082261 is about 90802.4353252709. The cubic root of 8245082261 is about 2020.2184403351.
Adding to 8245082261 its reverse (1622805428), we get a palindrome (9867887689).
The spelling of 8245082261 in words is "eight billion, two hundred forty-five million, eighty-two thousand, two hundred sixty-one".
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