Base | Representation |
---|---|
bin | 1101110100101100… |
… | …10100101011011101 |
3 | 201011012122020022121 |
4 | 12322112110223131 |
5 | 110144333200331 |
6 | 3224225542541 |
7 | 351623462203 |
oct | 67226245335 |
9 | 21135566277 |
10 | 7421381341 |
11 | 31691a3710 |
12 | 15314a4a51 |
13 | 9136c260a |
14 | 5058c9073 |
15 | 2d6802c11 |
hex | 1ba594add |
7421381341 has 24 divisors (see below), whose sum is σ = 8334578304. Its totient is φ = 6553440000.
The previous prime is 7421381327. The next prime is 7421381381. The reversal of 7421381341 is 1431831247.
It is not a de Polignac number, because 7421381341 - 211 = 7421379293 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 7421381297 and 7421381306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7421381381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5010321 + ... + 5011801.
It is an arithmetic number, because the mean of its divisors is an integer number (347274096).
Almost surely, 27421381341 is an apocalyptic number.
It is an amenable number.
7421381341 is a deficient number, since it is larger than the sum of its proper divisors (913196963).
7421381341 is a wasteful number, since it uses less digits than its factorization.
7421381341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1845 (or 1804 counting only the distinct ones).
The product of its digits is 16128, while the sum is 34.
The square root of 7421381341 is about 86147.4395498787. The cubic root of 7421381341 is about 1950.5701896896.
The spelling of 7421381341 in words is "seven billion, four hundred twenty-one million, three hundred eighty-one thousand, three hundred forty-one".
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