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230203121343013 = 71347499107862731
BaseRepresentation
bin110100010101111001010111…
…010001100001101000100101
31010012002012111022222011012201
4310111321113101201220211
5220133121443030434023
62133333504244014501
766326424642650320
oct6425712721415045
91105065438864181
10230203121343013
1167393660684825
122199aaa7691431
139b5b0a45a8b10
1440bbc678437b7
151b931a134ebad
hexd15e57461a25

230203121343013 has 32 divisors (see below), whose sum is σ = 289935023616000. Its totient is φ = 177906198156480.

The previous prime is 230203121342969. The next prime is 230203121343031. The reversal of 230203121343013 is 310343121302032.

It is a cyclic number.

It is not a de Polignac number, because 230203121343013 - 29 = 230203121342501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230203121343313) 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 in 31 ways as a sum of consecutive naturals, for example, 51797143 + ... + 56065588.

It is an arithmetic number, because the mean of its divisors is an integer number (9060469488000).

Almost surely, 2230203121343013 is an apocalyptic number.

It is an amenable number.

230203121343013 is a deficient number, since it is larger than the sum of its proper divisors (59731902272987).

230203121343013 is a wasteful number, since it uses less digits than its factorization.

230203121343013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107863297.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 230203121343013 its reverse (310343121302032), we get a palindrome (540546242645045).

The spelling of 230203121343013 in words is "two hundred thirty trillion, two hundred three billion, one hundred twenty-one million, three hundred forty-three thousand, thirteen".

Divisors: 1 7 13 47 91 329 499 611 3493 4277 6487 23453 45409 164171 304889 2134223 107862731 755039117 1402215503 5069548357 9815508521 35486838499 53823502769 65904128641 376764519383 461328900487 699705535997 2529704630143 4897938751979 17707932411001 32886160191859 230203121343013