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1330031222 = 21351155047
BaseRepresentation
bin100111101000110…
…1010101001110110
310102200200120211122
41033101222221312
510210441444342
6335551103542
744650036022
oct11721525166
93380616748
101330031222
1162284a163
12311511bb2
13182721230
14c88db382
157bb734d2
hex4f46aa76

1330031222 has 8 divisors (see below), whose sum is σ = 2148512016. Its totient is φ = 613860552.

The previous prime is 1330031207. The next prime is 1330031291. The reversal of 1330031222 is 2221300331.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1330031222.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 25577498 + ... + 25577549.

It is an arithmetic number, because the mean of its divisors is an integer number (268564002).

Almost surely, 21330031222 is an apocalyptic number.

1330031222 is a deficient number, since it is larger than the sum of its proper divisors (818480794).

1330031222 is a wasteful number, since it uses less digits than its factorization.

1330031222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51155062.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1330031222 is about 36469.5931153612. The cubic root of 1330031222 is about 1099.7330542316.

Adding to 1330031222 its reverse (2221300331), we get a palindrome (3551331553).

The spelling of 1330031222 in words is "one billion, three hundred thirty million, thirty-one thousand, two hundred twenty-two".

Divisors: 1 2 13 26 51155047 102310094 665015611 1330031222