Base | Representation |
---|---|
bin | 110111100001011010100… |
… | …100000111001111011011 |
3 | 111111202100022000101122201 |
4 | 313201122210013033123 |
5 | 1000003020244001011 |
6 | 12040443235031031 |
7 | 542441263036423 |
oct | 67413244071733 |
9 | 14452308011581 |
10 | 3815450375131 |
11 | 124113a2a4a3a |
12 | 51756273b477 |
13 | 218a45723c85 |
14 | d29511db483 |
15 | 693ae15ecc1 |
hex | 3785a9073db |
3815450375131 has 2 divisors, whose sum is σ = 3815450375132. Its totient is φ = 3815450375130.
The previous prime is 3815450375123. The next prime is 3815450375189. The reversal of 3815450375131 is 1315730545183.
It is a weak prime.
It is an emirp because it is prime and its reverse (1315730545183) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3815450375131 - 23 = 3815450375123 is a prime.
It is a super-2 number, since 2×38154503751312 (a number of 26 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (3815450375111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1907725187565 + 1907725187566.
It is an arithmetic number, because the mean of its divisors is an integer number (1907725187566).
Almost surely, 23815450375131 is an apocalyptic number.
3815450375131 is a deficient number, since it is larger than the sum of its proper divisors (1).
3815450375131 is an equidigital number, since it uses as much as digits as its factorization.
3815450375131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 756000, while the sum is 46.
The spelling of 3815450375131 in words is "three trillion, eight hundred fifteen billion, four hundred fifty million, three hundred seventy-five thousand, one hundred thirty-one".
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