Base | Representation |
---|---|
bin | 10010110000011100… |
… | …000001001110001000 |
3 | 1220222120222012221200 |
4 | 102300130001032020 |
5 | 312221320113412 |
6 | 13130250104200 |
7 | 1312042132335 |
oct | 226034011610 |
9 | 56876865850 |
10 | 20140004232 |
11 | 85a55642a7 |
12 | 3aa0a1b060 |
13 | 1b8c6b6b8a |
14 | d90b2b98c |
15 | 7cd1c39dc |
hex | 4b0701388 |
20140004232 has 24 divisors (see below), whose sum is σ = 54545844990. Its totient is φ = 6713334720.
The previous prime is 20140004207. The next prime is 20140004233. The reversal of 20140004232 is 23240004102.
20140004232 is a `hidden beast` number, since 201 + 40 + 0 + 0 + 423 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 15832182276 + 4307821956 = 125826^2 + 65634^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (20140004233) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139861069 + ... + 139861212.
Almost surely, 220140004232 is an apocalyptic number.
It is an amenable number.
20140004232 is an abundant number, since it is smaller than the sum of its proper divisors (34405840758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20140004232 is a wasteful number, since it uses less digits than its factorization.
20140004232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 279722293 (or 279722286 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 20140004232 its reverse (23240004102), we get a palindrome (43380008334).
The spelling of 20140004232 in words is "twenty billion, one hundred forty million, four thousand, two hundred thirty-two".
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