Base | Representation |
---|---|
bin | 10110110111101010… |
… | …00101010011010100 |
3 | 1011200200100002022000 |
4 | 23123311011103110 |
5 | 200121140411434 |
6 | 5350201235300 |
7 | 613155535002 |
oct | 133365052324 |
9 | 34620302260 |
10 | 12278060244 |
11 | 523071042a |
12 | 2467a92b30 |
13 | 1208950308 |
14 | 84691da72 |
15 | 4bcd98b99 |
hex | 2dbd454d4 |
12278060244 has 96 divisors (see below), whose sum is σ = 33161788800. Its totient is φ = 3925105920.
The previous prime is 12278060233. The next prime is 12278060257. The reversal of 12278060244 is 44206087221.
12278060244 is a `hidden beast` number, since 1 + 2 + 2 + 7 + 8 + 0 + 602 + 44 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 12278060199 and 12278060208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237754 + ... + 284750.
It is an arithmetic number, because the mean of its divisors is an integer number (345435300).
Almost surely, 212278060244 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 12278060244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16580894400).
12278060244 is an abundant number, since it is smaller than the sum of its proper divisors (20883728556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12278060244 is a wasteful number, since it uses less digits than its factorization.
12278060244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47110 (or 47102 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The spelling of 12278060244 in words is "twelve billion, two hundred seventy-eight million, sixty thousand, two hundred forty-four".
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