Base | Representation |
---|---|
bin | 10011011001110110… |
… | …001110111000000000 |
3 | 1222210000020112200020 |
4 | 103121312032320000 |
5 | 320132143214020 |
6 | 13323224453440 |
7 | 1335206245230 |
oct | 233166167000 |
9 | 58700215606 |
10 | 20834741760 |
11 | 8921739948 |
12 | 405561a280 |
13 | 1c70602b81 |
14 | 10190d5cc0 |
15 | 81e1a6c40 |
hex | 4d9d8ee00 |
20834741760 has 160 divisors (see below), whose sum is σ = 76121413632. Its totient is φ = 4762214400.
The previous prime is 20834741749. The next prime is 20834741761. The reversal of 20834741760 is 6714743802.
It is a tau number, because it is divible by the number of its divisors (160).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20834741761) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140016 + ... + 247535.
Almost surely, 220834741760 is an apocalyptic number.
20834741760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20834741760 is an abundant number, since it is smaller than the sum of its proper divisors (55286671872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20834741760 is an equidigital number, since it uses as much as digits as its factorization.
20834741760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 387584 (or 387568 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 42.
The spelling of 20834741760 in words is "twenty billion, eight hundred thirty-four million, seven hundred forty-one thousand, seven hundred sixty".
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