Base | Representation |
---|---|
bin | 111111100001001… |
… | …1101000011100101 |
3 | 12111112111210012000 |
4 | 1333002131003211 |
5 | 13331111142413 |
6 | 551254115513 |
7 | 103550113422 |
oct | 17702350345 |
9 | 5445453160 |
10 | 2131349733 |
11 | 9a4100667 |
12 | 4b594bb99 |
13 | 27c7462b6 |
14 | 1630cad49 |
15 | c71ab073 |
hex | 7f09d0e5 |
2131349733 has 16 divisors (see below), whose sum is σ = 3160023360. Its totient is φ = 1419789168.
The previous prime is 2131349723. The next prime is 2131349747. The reversal of 2131349733 is 3379431312.
It is a happy number.
2131349733 is a `hidden beast` number, since 2 + 131 + 3 + 497 + 33 = 666.
It is not a de Polignac number, because 2131349733 - 28 = 2131349477 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2131349723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5091 + ... + 65487.
It is an arithmetic number, because the mean of its divisors is an integer number (197501460).
Almost surely, 22131349733 is an apocalyptic number.
It is an amenable number.
2131349733 is a deficient number, since it is larger than the sum of its proper divisors (1028673627).
2131349733 is a wasteful number, since it uses less digits than its factorization.
2131349733 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61713 (or 61707 counting only the distinct ones).
The product of its digits is 40824, while the sum is 36.
The square root of 2131349733 is about 46166.5434378620. The cubic root of 2131349733 is about 1286.9200671935.
The spelling of 2131349733 in words is "two billion, one hundred thirty-one million, three hundred forty-nine thousand, seven hundred thirty-three".
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