Base | Representation |
---|---|
bin | 1011100100111010… |
… | …01100010010011110 |
3 | 121001011001000100100 |
4 | 11302131030102132 |
5 | 100212044104210 |
6 | 2504421441530 |
7 | 310006343004 |
oct | 56235142236 |
9 | 17034030310 |
10 | 6215222430 |
11 | 26aa37066a |
12 | 12555702a6 |
13 | 780852a11 |
14 | 42d634a74 |
15 | 26599c5c0 |
hex | 17274c49e |
6215222430 has 96 divisors (see below), whose sum is σ = 17034020640. Its totient is φ = 1567952640.
The previous prime is 6215222413. The next prime is 6215222459. The reversal of 6215222430 is 342225126.
It is a happy number.
6215222430 is a `hidden beast` number, since 6 + 2 + 1 + 5 + 222 + 430 = 666.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 6215222394 and 6215222403.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1456500 + ... + 1460760.
It is an arithmetic number, because the mean of its divisors is an integer number (177437715).
Almost surely, 26215222430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6215222430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8517010320).
6215222430 is an abundant number, since it is smaller than the sum of its proper divisors (10818798210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6215222430 is a wasteful number, since it uses less digits than its factorization.
6215222430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5146 (or 5143 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 6215222430 is about 78836.6820078065. The cubic root of 6215222430 is about 1838.5928148874.
Adding to 6215222430 its reverse (342225126), we get a palindrome (6557447556).
The spelling of 6215222430 in words is "six billion, two hundred fifteen million, two hundred twenty-two thousand, four hundred thirty".
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