Base | Representation |
---|---|
bin | 10010111001111111… |
… | …101001111111010000 |
3 | 1221101202200011220220 |
4 | 102321333221333100 |
5 | 313033341404300 |
6 | 13154214433040 |
7 | 1316030024136 |
oct | 227177517720 |
9 | 57352604826 |
10 | 20300341200 |
11 | 8678016897 |
12 | 3b26662780 |
13 | 1bb6994b19 |
14 | da8147756 |
15 | 7dc2e5da0 |
hex | 4b9fe9fd0 |
20300341200 has 60 divisors (see below), whose sum is σ = 65028763488. Its totient is φ = 5413424000.
The previous prime is 20300341183. The next prime is 20300341207. The reversal of 20300341200 is 214300302.
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 20300341200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20300341207) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8457276 + ... + 8459675.
Almost surely, 220300341200 is an apocalyptic number.
20300341200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20300341200 is an abundant number, since it is smaller than the sum of its proper divisors (44728422288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20300341200 is a wasteful number, since it uses less digits than its factorization.
20300341200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16916972 (or 16916961 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 20300341200 its reverse (214300302), we get a palindrome (20514641502).
The spelling of 20300341200 in words is "twenty billion, three hundred million, three hundred forty-one thousand, two hundred".
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