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13133121033 = 319761336251
BaseRepresentation
bin11000011101100101…
…11000011000001001
31020220021021200012010
430032302320120021
5203344034333113
610011104210133
7643310454414
oct141662703011
936807250163
1013133121033
11562a33923a
122666309949
131313b40c46
148c82dcb7b
1551ce9a1c3
hex30ecb8609

13133121033 has 16 divisors (see below), whose sum is σ = 17628912576. Its totient is φ = 8696520000.

The previous prime is 13133121031. The next prime is 13133121037. The reversal of 13133121033 is 33012133131.

It is not a de Polignac number, because 13133121033 - 21 = 13133121031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13133121031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344158 + ... + 380408.

It is an arithmetic number, because the mean of its divisors is an integer number (1101807036).

Almost surely, 213133121033 is an apocalyptic number.

It is an amenable number.

13133121033 is a deficient number, since it is larger than the sum of its proper divisors (4495791543).

13133121033 is a wasteful number, since it uses less digits than its factorization.

13133121033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37064.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 13133121033 its reverse (33012133131), we get a palindrome (46145254164).

The spelling of 13133121033 in words is "thirteen billion, one hundred thirty-three million, one hundred twenty-one thousand, thirty-three".

Divisors: 1 3 197 591 613 1839 36251 108753 120761 362283 7141447 21424341 22221863 66665589 4377707011 13133121033