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1330031001 = 31371480329
BaseRepresentation
bin100111101000110…
…1010100110011001
310102200200120112110
41033101222212121
510210441443001
6335551102533
744650035255
oct11721524631
93380616473
101330031001
11622849a82
12311511a49
131827210c0
14c88db265
157bb733d6
hex4f46a999

1330031001 has 16 divisors (see below), whose sum is σ = 1936690560. Its totient is φ = 806951040.

The previous prime is 1330030993. The next prime is 1330031011. The reversal of 1330031001 is 1001300331.

It is not a de Polignac number, because 1330031001 - 23 = 1330030993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1330031011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237396 + ... + 242933.

It is an arithmetic number, because the mean of its divisors is an integer number (121043160).

Almost surely, 21330031001 is an apocalyptic number.

It is an amenable number.

1330031001 is a deficient number, since it is larger than the sum of its proper divisors (606659559).

1330031001 is a wasteful number, since it uses less digits than its factorization.

1330031001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480416.

The product of its (nonzero) digits is 27, while the sum is 12.

The square root of 1330031001 is about 36469.5900854397. The cubic root of 1330031001 is about 1099.7329933205.

Adding to 1330031001 its reverse (1001300331), we get a palindrome (2331331332).

The spelling of 1330031001 in words is "one billion, three hundred thirty million, thirty-one thousand, one".

Divisors: 1 3 13 39 71 213 923 2769 480329 1440987 6244277 18732831 34103359 102310077 443343667 1330031001