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1330312033 = 17424318443
BaseRepresentation
bin100111101001010…
…1111001101100001
310102201012212001001
41033102233031201
510211024441113
6340001112001
744652315511
oct11722571541
93381185031
101330312033
11622a21136
12311628601
131827bbcab
14c8971841
157bbcb7dd
hex4f4af361

1330312033 has 8 divisors (see below), whose sum is σ = 1408974048. Its totient is φ = 1251695424.

The previous prime is 1330312007. The next prime is 1330312043. The reversal of 1330312033 is 3302130331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1330312033 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 1330312033.

It is not an unprimeable number, because it can be changed into a prime (1330312003) 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, 62910 + ... + 81352.

It is an arithmetic number, because the mean of its divisors is an integer number (176121756).

Almost surely, 21330312033 is an apocalyptic number.

It is an amenable number.

1330312033 is a deficient number, since it is larger than the sum of its proper divisors (78662015).

1330312033 is a wasteful number, since it uses less digits than its factorization.

1330312033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22703.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 1330312033 is about 36473.4428454458. The cubic root of 1330312033 is about 1099.8104447476.

Adding to 1330312033 its reverse (3302130331), we get a palindrome (4632442364).

The spelling of 1330312033 in words is "one billion, three hundred thirty million, three hundred twelve thousand, thirty-three".

Divisors: 1 17 4243 18443 72131 313531 78253649 1330312033