Base | Representation |
---|---|
bin | 11001101001101100… |
… | …101101100010111000 |
3 | 2122002112021002112202 |
4 | 121221230231202320 |
5 | 422402020213334 |
6 | 20353024525332 |
7 | 1663354522250 |
oct | 315154554270 |
9 | 78075232482 |
10 | 27543132344 |
11 | 1075441aaa2 |
12 | 5408180848 |
13 | 279c388160 |
14 | 1494024960 |
15 | ab30bd17e |
hex | 669b2d8b8 |
27543132344 has 64 divisors (see below), whose sum is σ = 64327011840. Its totient is φ = 10764881280.
The previous prime is 27543132341. The next prime is 27543132349. The reversal of 27543132344 is 44323134572.
It is a junction number, because it is equal to n+sod(n) for n = 27543132298 and 27543132307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27543132341) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167492 + ... + 288339.
It is an arithmetic number, because the mean of its divisors is an integer number (1005109560).
Almost surely, 227543132344 is an apocalyptic number.
It is an amenable number.
27543132344 is an abundant number, since it is smaller than the sum of its proper divisors (36783879496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27543132344 is a wasteful number, since it uses less digits than its factorization.
27543132344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 455940 (or 455936 counting only the distinct ones).
The product of its digits is 241920, while the sum is 38.
The spelling of 27543132344 in words is "twenty-seven billion, five hundred forty-three million, one hundred thirty-two thousand, three hundred forty-four".
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