Base | Representation |
---|---|
bin | 10010101000110000… |
… | …110010010001011100 |
3 | 1220122121122211022210 |
4 | 102220300302101130 |
5 | 311440333332200 |
6 | 13105410040420 |
7 | 1305616436205 |
oct | 225060622134 |
9 | 56577584283 |
10 | 20011230300 |
11 | 85398aa566 |
12 | 3a65879110 |
13 | 1b6bb0a499 |
14 | d7b9aa5ac |
15 | 7c1c38650 |
hex | 4a8c3245c |
20011230300 has 36 divisors (see below), whose sum is σ = 57899160536. Its totient is φ = 5336328000.
The previous prime is 20011230287. The next prime is 20011230311. The reversal of 20011230300 is 303211002.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
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, 33351751 + ... + 33352350.
Almost surely, 220011230300 is an apocalyptic number.
20011230300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20011230300 is an abundant number, since it is smaller than the sum of its proper divisors (37887930236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20011230300 is a wasteful number, since it uses less digits than its factorization.
20011230300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66704118 (or 66704111 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 20011230300 its reverse (303211002), we get a palindrome (20314441302).
The spelling of 20011230300 in words is "twenty billion, eleven million, two hundred thirty thousand, three hundred".
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