Base | Representation |
---|---|
bin | 111100101111100010… |
… | …0011001000000101111 |
3 | 110110200212102001120010 |
4 | 1321133010121000233 |
5 | 4114122131133143 |
6 | 135531455424303 |
7 | 12265344515544 |
oct | 1713704310057 |
9 | 413625361503 |
10 | 130444005423 |
11 | 50359270a66 |
12 | 21345525093 |
13 | c3bab82b34 |
14 | 6456446bcb |
15 | 35d6d1aa33 |
hex | 1e5f11902f |
130444005423 has 16 divisors (see below), whose sum is σ = 176398649856. Its totient is φ = 85726344480.
The previous prime is 130444005347. The next prime is 130444005463. The reversal of 130444005423 is 324500444031.
It is not a de Polignac number, because 130444005423 - 221 = 130441908271 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130444005463) 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 15 ways as a sum of consecutive naturals, for example, 1729486 + ... + 1803332.
It is an arithmetic number, because the mean of its divisors is an integer number (11024915616).
Almost surely, 2130444005423 is an apocalyptic number.
130444005423 is a deficient number, since it is larger than the sum of its proper divisors (45954644433).
130444005423 is an equidigital number, since it uses as much as digits as its factorization.
130444005423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82214.
The product of its (nonzero) digits is 23040, while the sum is 30.
Adding to 130444005423 its reverse (324500444031), we get a palindrome (454944449454).
The spelling of 130444005423 in words is "one hundred thirty billion, four hundred forty-four million, five thousand, four hundred twenty-three".
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