Base | Representation |
---|---|
bin | 111100010101010… |
… | …100000110010000 |
3 | 2121112200010012220 |
4 | 330111110012100 |
5 | 4033112022204 |
6 | 244235221040 |
7 | 34040505414 |
oct | 7425240620 |
9 | 2545603186 |
10 | 1012220304 |
11 | 47a410107 |
12 | 242ba7780 |
13 | 131928534 |
14 | 9860cd44 |
15 | 5dce71d9 |
hex | 3c554190 |
1012220304 has 80 divisors (see below), whose sum is σ = 2665365120. Its totient is φ = 330946560.
The previous prime is 1012220267. The next prime is 1012220327. The reversal of 1012220304 is 4030222101.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 779784 + ... + 781080.
It is an arithmetic number, because the mean of its divisors is an integer number (33317064).
Almost surely, 21012220304 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1012220304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1332682560).
1012220304 is an abundant number, since it is smaller than the sum of its proper divisors (1653144816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1012220304 is a wasteful number, since it uses less digits than its factorization.
1012220304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1608 (or 1602 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 1012220304 is about 31815.4098512026. The cubic root of 1012220304 is about 1004.0569535370.
Adding to 1012220304 its reverse (4030222101), we get a palindrome (5042442405).
The spelling of 1012220304 in words is "one billion, twelve million, two hundred twenty thousand, three hundred four".
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