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13030133033 = 56123232171
BaseRepresentation
bin11000010001010100…
…00000110100101001
31020122002111100012202
430020222000310221
5203141203224113
65552544545545
7640620206021
oct141052006451
936562440182
1013030133033
115587196895
1226379222b5
1312c86c23b8
148b8770a81
15513e05258
hex308a80d29

13030133033 has 4 divisors (see below), whose sum is σ = 13030421328. Its totient is φ = 13029844740.

The previous prime is 13030133023. The next prime is 13030133041. The reversal of 13030133033 is 33033103031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33033103031 = 63152350401.

It is a cyclic number.

It is not a de Polignac number, because 13030133033 - 216 = 13030067497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13030132996 and 13030133014.

It is not an unprimeable number, because it can be changed into a prime (13030133023) 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, 59963 + ... + 172208.

It is an arithmetic number, because the mean of its divisors is an integer number (3257605332).

Almost surely, 213030133033 is an apocalyptic number.

It is an amenable number.

13030133033 is a deficient number, since it is larger than the sum of its proper divisors (288295).

13030133033 is an equidigital number, since it uses as much as digits as its factorization.

13030133033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288294.

The product of its (nonzero) digits is 729, while the sum is 20.

Adding to 13030133033 its reverse (33033103031), we get a palindrome (46063236064).

The spelling of 13030133033 in words is "thirteen billion, thirty million, one hundred thirty-three thousand, thirty-three".

Divisors: 1 56123 232171 13030133033