Base | Representation |
---|---|
bin | 11101010010000011… |
… | …000101110101011001 |
3 | 10000011012101012021021 |
4 | 131102003011311121 |
5 | 1003342434004423 |
6 | 22235520242441 |
7 | 2162100515620 |
oct | 352203056531 |
9 | 100135335237 |
10 | 31441313113 |
11 | 1237488a9a1 |
12 | 6115770421 |
13 | 2c70b79cb2 |
14 | 1743a326b7 |
15 | c4042e95d |
hex | 7520c5d59 |
31441313113 has 4 divisors (see below), whose sum is σ = 35932929280. Its totient is φ = 26949696948.
The previous prime is 31441313089. The next prime is 31441313131. The reversal of 31441313113 is 31131314413.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31441313113 - 25 = 31441313081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31441313173) 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 3 ways as a sum of consecutive naturals, for example, 2245808073 + ... + 2245808086.
It is an arithmetic number, because the mean of its divisors is an integer number (8983232320).
Almost surely, 231441313113 is an apocalyptic number.
It is an amenable number.
31441313113 is a deficient number, since it is larger than the sum of its proper divisors (4491616167).
31441313113 is an equidigital number, since it uses as much as digits as its factorization.
31441313113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4491616166.
The product of its digits is 1296, while the sum is 25.
Adding to 31441313113 its reverse (31131314413), we get a palindrome (62572627526).
It can be divided in two parts, 31 and 441313113, that added together give a palindrome (441313144).
The spelling of 31441313113 in words is "thirty-one billion, four hundred forty-one million, three hundred thirteen thousand, one hundred thirteen".
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