Base | Representation |
---|---|
bin | 100011110101000… |
… | …0111110110011100 |
3 | 10002210012100000211 |
4 | 1013222013312130 |
5 | 4430232141130 |
6 | 315143502204 |
7 | 41535511546 |
oct | 10752076634 |
9 | 3083170024 |
10 | 1202224540 |
11 | 567696100 |
12 | 296757964 |
13 | 1620c2b8a |
14 | b594c696 |
15 | 70829a2a |
hex | 47a87d9c |
1202224540 has 72 divisors (see below), whose sum is σ = 2814539616. Its totient is φ = 430953600.
The previous prime is 1202224537. The next prime is 1202224553. The reversal of 1202224540 is 454222021.
1202224540 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (22).
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 23 ways as a sum of consecutive naturals, for example, 168322 + ... + 175318.
It is an arithmetic number, because the mean of its divisors is an integer number (39090828).
Almost surely, 21202224540 is an apocalyptic number.
1202224540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1202224540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407269808).
1202224540 is an abundant number, since it is smaller than the sum of its proper divisors (1612315076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1202224540 is a wasteful number, since it uses less digits than its factorization.
1202224540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7099 (or 7086 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 1202224540 is about 34673.1097538135. The cubic root of 1202224540 is about 1063.3148100882.
Adding to 1202224540 its reverse (454222021), we get a palindrome (1656446561).
The spelling of 1202224540 in words is "one billion, two hundred two million, two hundred twenty-four thousand, five hundred forty".
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