Base | Representation |
---|---|
bin | 1001001001100100101010… |
… | …01110100101100010001011 |
3 | 2122020110120111002022212100 |
4 | 10210302111032211202023 |
5 | 10114122011343142103 |
6 | 110443021010244443 |
7 | 4144426405652514 |
oct | 444622516454213 |
9 | 78213514068770 |
10 | 20120130443403 |
11 | 6457999117221 |
12 | 230b4bab86723 |
13 | b2c421510643 |
14 | 4d7b68a3ba0b |
15 | 24d5865065a3 |
hex | 124c953a588b |
20120130443403 has 12 divisors (see below), whose sum is σ = 29062449856440. Its totient is φ = 13413402195936.
The previous prime is 20120130443401. The next prime is 20120130443423. The reversal of 20120130443403 is 30434403102102.
20120130443403 is a `hidden beast` number, since 2 + 0 + 12 + 0 + 1 + 304 + 4 + 340 + 3 = 666.
It is not a de Polignac number, because 20120130443403 - 21 = 20120130443401 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20120130443401) 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, 10934500 + ... + 12641342.
It is an arithmetic number, because the mean of its divisors is an integer number (2421870821370).
Almost surely, 220120130443403 is an apocalyptic number.
20120130443403 is a deficient number, since it is larger than the sum of its proper divisors (8942319413037).
20120130443403 is a wasteful number, since it uses less digits than its factorization.
20120130443403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3016618 (or 3016615 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
Adding to 20120130443403 its reverse (30434403102102), we get a palindrome (50554533545505).
The spelling of 20120130443403 in words is "twenty trillion, one hundred twenty billion, one hundred thirty million, four hundred forty-three thousand, four hundred three".
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