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33042013133 = 199166040267
BaseRepresentation
bin11110110001011101…
…010001101111001101
310011021202101011220012
4132301131101233031
51020132223410013
623102421003005
72246545322543
oct366135215715
9104252334805
1033042013133
111301639a578
1264a1853465
13316769957c
141856469d93
15cd5c1b1a8
hex7b1751bcd

33042013133 has 4 divisors (see below), whose sum is σ = 33208053600. Its totient is φ = 32875972668.

The previous prime is 33042013117. The next prime is 33042013163. The reversal of 33042013133 is 33131024033.

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.

It is a cyclic number.

It is not a de Polignac number, because 33042013133 - 24 = 33042013117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33042013099 and 33042013108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33042013163) 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, 83019935 + ... + 83020332.

It is an arithmetic number, because the mean of its divisors is an integer number (8302013400).

Almost surely, 233042013133 is an apocalyptic number.

It is an amenable number.

33042013133 is a deficient number, since it is larger than the sum of its proper divisors (166040467).

33042013133 is a wasteful number, since it uses less digits than its factorization.

33042013133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166040466.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 33042013133 its reverse (33131024033), we get a palindrome (66173037166).

The spelling of 33042013133 in words is "thirty-three billion, forty-two million, thirteen thousand, one hundred thirty-three".

Divisors: 1 199 166040267 33042013133