Base | Representation |
---|---|
bin | 1011100000110111… |
… | …00001101101011000 |
3 | 120221210002002111002 |
4 | 11300123201231120 |
5 | 100124343401243 |
6 | 2501205124132 |
7 | 306114412640 |
oct | 56033415530 |
9 | 16853062432 |
10 | 6181231448 |
11 | 2692164747 |
12 | 12460b9648 |
13 | 7767b1302 |
14 | 428d07520 |
15 | 2629d5eb8 |
hex | 1706e1b58 |
6181231448 has 32 divisors (see below), whose sum is σ = 13702240800. Its totient is φ = 2557750272.
The previous prime is 6181231447. The next prime is 6181231481. The reversal of 6181231448 is 8441321816.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6181231447) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1901465 + ... + 1904712.
It is an arithmetic number, because the mean of its divisors is an integer number (428195025).
Almost surely, 26181231448 is an apocalyptic number.
It is an amenable number.
6181231448 is an abundant number, since it is smaller than the sum of its proper divisors (7521009352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6181231448 is a wasteful number, since it uses less digits than its factorization.
6181231448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3806219 (or 3806215 counting only the distinct ones).
The product of its digits is 36864, while the sum is 38.
The square root of 6181231448 is about 78620.8079836375. The cubic root of 6181231448 is about 1835.2349381794.
The spelling of 6181231448 in words is "six billion, one hundred eighty-one million, two hundred thirty-one thousand, four hundred forty-eight".
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