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13333203001 = 28147449121
BaseRepresentation
bin11000110101011100…
…01000100000111001
31021102012202220001101
430122232020200321
5204301244444001
610043012451401
7651260232646
oct143256104071
937365686041
1013333203001
115722277838
122701319b61
131346426641
14906b02dcd
1553081da01
hex31ab88839

13333203001 has 4 divisors (see below), whose sum is σ = 13380652404. Its totient is φ = 13285753600.

The previous prime is 13333202989. The next prime is 13333203029. The reversal of 13333203001 is 10030233331.

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 8226671401 + 5106531600 = 90701^2 + 71460^2 .

It is a cyclic number.

It is not a de Polignac number, because 13333203001 - 219 = 13332678713 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13333203001.

It is not an unprimeable number, because it can be changed into a prime (13333203101) 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, 23724280 + ... + 23724841.

It is an arithmetic number, because the mean of its divisors is an integer number (3345163101).

Almost surely, 213333203001 is an apocalyptic number.

It is an amenable number.

13333203001 is a deficient number, since it is larger than the sum of its proper divisors (47449403).

13333203001 is an equidigital number, since it uses as much as digits as its factorization.

13333203001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47449402.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 13333203001 its reverse (10030233331), we get a palindrome (23363436332).

The spelling of 13333203001 in words is "thirteen billion, three hundred thirty-three million, two hundred three thousand, one".

Divisors: 1 281 47449121 13333203001