Base | Representation |
---|---|
bin | 1001001001101010010000… |
… | …00000111111001110101100 |
3 | 2122020202022112021121101020 |
4 | 10210311020000333032230 |
5 | 10114144132240002200 |
6 | 110444234401214140 |
7 | 4144563630531405 |
oct | 444651000771654 |
9 | 78222275247336 |
10 | 20123130000300 |
11 | 6459198304768 |
12 | 230bbb7631350 |
13 | b2c7aba9b292 |
14 | 4d7d7116a9ac |
15 | 24d6aea0dea0 |
hex | 124d4803f3ac |
20123130000300 has 72 divisors (see below), whose sum is σ = 58293156238800. Its totient is φ = 5359694872320.
The previous prime is 20123130000227. The next prime is 20123130000313. The reversal of 20123130000300 is 300003132102.
It is a super-2 number, since 2×201231300003002 (a number of 27 digits) contains 22 as substring.
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 20123130000300.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40207935 + ... + 40705334.
Almost surely, 220123130000300 is an apocalyptic number.
20123130000300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20123130000300 is an abundant number, since it is smaller than the sum of its proper divisors (38170026238500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20123130000300 is a wasteful number, since it uses less digits than its factorization.
20123130000300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80914115 (or 80914108 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 20123130000300 its reverse (300003132102), we get a palindrome (20423133132402).
The spelling of 20123130000300 in words is "twenty trillion, one hundred twenty-three billion, one hundred thirty million, three hundred", and thus it is an aban number.
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