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13331423330 = 251333142333
BaseRepresentation
bin11000110101001110…
…10110000001100010
31021102002102110210122
430122213112001202
5204300321021310
610042510400242
7651236141261
oct143247260142
937362373718
1013331423330
115721271735
122700800082
131345c52594
1490679c5d8
155305bb555
hex31a9d6062

13331423330 has 8 divisors (see below), whose sum is σ = 23996562012. Its totient is φ = 5332569328.

The previous prime is 13331423309. The next prime is 13331423333. The reversal of 13331423330 is 3332413331.

It can be written as a sum of positive squares in 2 ways, for example, as 10839516769 + 2491906561 = 104113^2 + 49919^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13331423330.

It is not an unprimeable number, because it can be changed into a prime (13331423333) 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, 666571157 + ... + 666571176.

Almost surely, 213331423330 is an apocalyptic number.

13331423330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13331423330 is a deficient number, since it is larger than the sum of its proper divisors (10665138682).

13331423330 is a wasteful number, since it uses less digits than its factorization.

13331423330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333142340.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 13331423330 its reverse (3332413331), we get a palindrome (16663836661).

Subtracting from 13331423330 its reverse (3332413331), we obtain a palindrome (9999009999).

The spelling of 13331423330 in words is "thirteen billion, three hundred thirty-one million, four hundred twenty-three thousand, three hundred thirty".

Divisors: 1 2 5 10 1333142333 2666284666 6665711665 13331423330