Base | Representation |
---|---|
bin | 10010111010000010… |
… | …010000001101011100 |
3 | 1221101210221202212100 |
4 | 102322002100031130 |
5 | 313034030201134 |
6 | 13154241205100 |
7 | 1316035561122 |
oct | 227202201534 |
9 | 57353852770 |
10 | 20301022044 |
11 | 8678441376 |
12 | 3b26930790 |
13 | 1bb6b729a4 |
14 | da8283912 |
15 | 7dc3cc999 |
hex | 4ba09035c |
20301022044 has 36 divisors (see below), whose sum is σ = 51322615344. Its totient is φ = 6766197312.
The previous prime is 20301022037. The next prime is 20301022069. The reversal of 20301022044 is 44022010302.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 322744 + ... + 380480.
It is an arithmetic number, because the mean of its divisors is an integer number (1425628204).
Almost surely, 220301022044 is an apocalyptic number.
It is an amenable number.
20301022044 is an abundant number, since it is smaller than the sum of its proper divisors (31021593300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20301022044 is a wasteful number, since it uses less digits than its factorization.
20301022044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67514 (or 67509 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 20301022044 its reverse (44022010302), we get a palindrome (64323032346).
The spelling of 20301022044 in words is "twenty billion, three hundred one million, twenty-two thousand, forty-four".
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