Base | Representation |
---|---|
bin | 10010101000000110… |
… | …110111000110000100 |
3 | 1220121211222110110210 |
4 | 102220012313012010 |
5 | 311430030140004 |
6 | 13104334315420 |
7 | 1305424143423 |
oct | 225006670604 |
9 | 56554873423 |
10 | 20000240004 |
11 | 8533683378 |
12 | 3a62058b70 |
13 | 1b6975cc54 |
14 | d7a3492ba |
15 | 7c0cb7089 |
hex | 4a81b7184 |
20000240004 has 24 divisors (see below), whose sum is σ = 46736178048. Its totient is φ = 6656896480.
The previous prime is 20000240003. The next prime is 20000240033. The reversal of 20000240004 is 40004200002.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is not an unprimeable number, because it can be changed into a prime (20000240003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1222812 + ... + 1239059.
It is an arithmetic number, because the mean of its divisors is an integer number (1947340752).
Almost surely, 220000240004 is an apocalyptic number.
It is an amenable number.
20000240004 is an abundant number, since it is smaller than the sum of its proper divisors (26735938044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000240004 is a wasteful number, since it uses less digits than its factorization.
20000240004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2462555 (or 2462553 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 12.
Adding to 20000240004 its reverse (40004200002), we get a palindrome (60004440006).
It can be divided in two parts, 200002 and 40004, that multiplied together give a palindrome (8000880008).
The spelling of 20000240004 in words is "twenty billion, two hundred forty thousand, four".
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