Base | Representation |
---|---|
bin | 1100110001100100000… |
… | …01001010110011110101 |
3 | 1112221221111101111012120 |
4 | 12120302001022303311 |
5 | 24142410003101123 |
6 | 533350103510153 |
7 | 43465664002656 |
oct | 6306201126365 |
9 | 1487844344176 |
10 | 438925831413 |
11 | 15a169209703 |
12 | 71097458359 |
13 | 3250ccb5694 |
14 | 1735bc3752d |
15 | b63de4d2e3 |
hex | 663204acf5 |
438925831413 has 32 divisors (see below), whose sum is σ = 615475190400. Its totient is φ = 277834233600.
The previous prime is 438925831369. The next prime is 438925831489. The reversal of 438925831413 is 314138529834.
It is not a de Polignac number, because 438925831413 - 26 = 438925831349 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (438925831913) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46585443 + ... + 46594863.
It is an arithmetic number, because the mean of its divisors is an integer number (19233599700).
Almost surely, 2438925831413 is an apocalyptic number.
It is an amenable number.
438925831413 is a deficient number, since it is larger than the sum of its proper divisors (176549358987).
438925831413 is a wasteful number, since it uses less digits than its factorization.
438925831413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18293.
The product of its digits is 2488320, while the sum is 51.
The spelling of 438925831413 in words is "four hundred thirty-eight billion, nine hundred twenty-five million, eight hundred thirty-one thousand, four hundred thirteen".
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