Base | Representation |
---|---|
bin | 1100111101111101… |
… | …1101101001111111 |
3 | 22222121100210212202 |
4 | 3033133131221333 |
5 | 24112132203042 |
6 | 1333232422115 |
7 | 152160062600 |
oct | 31737355177 |
9 | 8877323782 |
10 | 3481131647 |
11 | 152700a804 |
12 | 8119a793b |
13 | 436291316 |
14 | 250489da7 |
15 | 155931632 |
hex | cf7dda7f |
3481131647 has 12 divisors (see below), whose sum is σ = 4050504360. Its totient is φ = 2983072176.
The previous prime is 3481131613. The next prime is 3481131697. The reversal of 3481131647 is 7461311843.
It is not a de Polignac number, because 3481131647 - 214 = 3481115263 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 3481131647.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3481131697) 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, 281429 + ... + 293537.
It is an arithmetic number, because the mean of its divisors is an integer number (337542030).
Almost surely, 23481131647 is an apocalyptic number.
3481131647 is a deficient number, since it is larger than the sum of its proper divisors (569372713).
3481131647 is a wasteful number, since it uses less digits than its factorization.
3481131647 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17990 (or 17983 counting only the distinct ones).
The product of its digits is 48384, while the sum is 38.
The square root of 3481131647 is about 59001.1156419944. The cubic root of 3481131647 is about 1515.5612144521.
The spelling of 3481131647 in words is "three billion, four hundred eighty-one million, one hundred thirty-one thousand, six hundred forty-seven".
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