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330133033 = 419787907
BaseRepresentation
bin10011101011010…
…110111000101001
3212000012111101101
4103223112320221
51134003224113
652431521401
711116040656
oct2353267051
9760174341
10330133033
1115a39591a
1292689261
135351b4b9
1431bb8c2d
151deb22dd
hex13ad6e29

330133033 has 4 divisors (see below), whose sum is σ = 330921360. Its totient is φ = 329344708.

The previous prime is 330133009. The next prime is 330133049. The reversal of 330133033 is 330331033.

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 330133033 - 29 = 330132521 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 330133033.

It is not an unprimeable number, because it can be changed into a prime (330133073) 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, 393535 + ... + 394372.

It is an arithmetic number, because the mean of its divisors is an integer number (82730340).

Almost surely, 2330133033 is an apocalyptic number.

It is an amenable number.

330133033 is a deficient number, since it is larger than the sum of its proper divisors (788327).

330133033 is an equidigital number, since it uses as much as digits as its factorization.

330133033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788326.

The product of its (nonzero) digits is 729, while the sum is 19.

The square root of 330133033 is about 18169.5633684467. The cubic root of 330133033 is about 691.1351705594.

Adding to 330133033 its reverse (330331033), we get a palindrome (660464066).

It can be divided in two parts, 33013 and 3033, that added together give a triangular number (36046 = T268).

The spelling of 330133033 in words is "three hundred thirty million, one hundred thirty-three thousand, thirty-three".

Divisors: 1 419 787907 330133033