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433031130013 = 809535267157
BaseRepresentation
bin1100100110100101010…
…10101010101110011101
31112101201200110122001111
412103102222222232131
524043321432130023
6530533131542021
743166625605416
oct6232252525635
91471650418044
10433031130013
11157713869259
126bb112ba911
1331ab09970a1
1416d5cdd880d
15b3e66b500d
hex64d2aaab9d

433031130013 has 4 divisors (see below), whose sum is σ = 433566397980. Its totient is φ = 432495862048.

The previous prime is 433031130001. The next prime is 433031130029. The reversal of 433031130013 is 310031130334.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 376471826329 + 56559303684 = 613573^2 + 237822^2 .

It is a cyclic number.

It is not a de Polignac number, because 433031130013 - 221 = 433029032861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433031130113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267632770 + ... + 267634387.

It is an arithmetic number, because the mean of its divisors is an integer number (108391599495).

Almost surely, 2433031130013 is an apocalyptic number.

It is an amenable number.

433031130013 is a deficient number, since it is larger than the sum of its proper divisors (535267967).

433031130013 is an equidigital number, since it uses as much as digits as its factorization.

433031130013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535267966.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 433031130013 its reverse (310031130334), we get a palindrome (743062260347).

The spelling of 433031130013 in words is "four hundred thirty-three billion, thirty-one million, one hundred thirty thousand, thirteen".

Divisors: 1 809 535267157 433031130013