Base | Representation |
---|---|
bin | 10011011010001110… |
… | …000110111100000000 |
3 | 1222210110000112022222 |
4 | 103122032012330000 |
5 | 320140244010304 |
6 | 13324010550212 |
7 | 1335313403666 |
oct | 233216067400 |
9 | 58713015288 |
10 | 20841000704 |
11 | 8925224327 |
12 | 4057738368 |
13 | 1c719b49a4 |
14 | 1019c84c36 |
15 | 81e9e14be |
hex | 4da386f00 |
20841000704 has 72 divisors (see below), whose sum is σ = 42368097408. Its totient is φ = 10229345280.
The previous prime is 20841000671. The next prime is 20841000707. The reversal of 20841000704 is 40700014802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20841000707) 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, 5332319 + ... + 5336225.
Almost surely, 220841000704 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 20841000704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21184048704).
20841000704 is an abundant number, since it is smaller than the sum of its proper divisors (21527096704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20841000704 is an equidigital number, since it uses as much as digits as its factorization.
20841000704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4301 (or 4287 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 26.
The spelling of 20841000704 in words is "twenty billion, eight hundred forty-one million, seven hundred four", and thus it is an aban number.
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