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423042033 = 3907155473
BaseRepresentation
bin11001001101110…
…001101111110001
31002111000202120110
4121031301233301
51331244321113
6105551131533
713324540461
oct3115615761
91074022513
10423042033
111a7883817
12b9813ba9
136984b53b
1440281ba1
1527215bc3
hex19371bf1

423042033 has 8 divisors (see below), whose sum is σ = 564681568. Its totient is φ = 281715264.

The previous prime is 423042031. The next prime is 423042047. The reversal of 423042033 is 330240324.

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

It is not a de Polignac number, because 423042033 - 21 = 423042031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423042031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75016 + ... + 80457.

It is an arithmetic number, because the mean of its divisors is an integer number (70585196).

Almost surely, 2423042033 is an apocalyptic number.

It is an amenable number.

423042033 is a deficient number, since it is larger than the sum of its proper divisors (141639535).

423042033 is a wasteful number, since it uses less digits than its factorization.

423042033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156383.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 423042033 is about 20567.9856330172. The cubic root of 423042033 is about 750.6909383878.

Adding to 423042033 its reverse (330240324), we get a palindrome (753282357).

The spelling of 423042033 in words is "four hundred twenty-three million, forty-two thousand, thirty-three".

Divisors: 1 3 907 2721 155473 466419 141014011 423042033