Base | Representation |
---|---|
bin | 10010100111011000… |
… | …00101011011001000 |
3 | 221210111110210202211 |
4 | 21103230011123020 |
5 | 130431431000242 |
6 | 4331410034504 |
7 | 502442412310 |
oct | 112354053310 |
9 | 27714423684 |
10 | 9994000072 |
11 | 42693971a1 |
12 | 1b2ab78a34 |
13 | c33699514 |
14 | 6ab440440 |
15 | 3d75c5317 |
hex | 253b056c8 |
9994000072 has 32 divisors (see below), whose sum is σ = 21468124800. Its totient is φ = 4272660864.
The previous prime is 9994000063. The next prime is 9994000111. The reversal of 9994000072 is 2700004999.
It is a junction number, because it is equal to n+sod(n) for n = 9993999989 and 9994000034.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195268 + ... + 241075.
It is an arithmetic number, because the mean of its divisors is an integer number (670878900).
Almost surely, 29994000072 is an apocalyptic number.
It is an amenable number.
9994000072 is an abundant number, since it is smaller than the sum of its proper divisors (11474124728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9994000072 is a wasteful number, since it uses less digits than its factorization.
9994000072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 436765 (or 436761 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 40.
The square root of 9994000072 is about 99969.9958587575. The cubic root of 9994000072 is about 2154.0037220605.
The spelling of 9994000072 in words is "nine billion, nine hundred ninety-four million, seventy-two", and thus it is an aban number.
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