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1320144214 = 217384710093
BaseRepresentation
bin100111010101111…
…1100110101010110
310102000002021102011
41032223330311112
510200424103324
6334555134434
744500016644
oct11653746526
93360067364
101320144214
11618206984
1230a14441a
1318066bc2c
14c7486194
157ad6dc94
hex4eafcd56

1320144214 has 16 divisors (see below), whose sum is σ = 2097452448. Its totient is φ = 621021312.

The previous prime is 1320144211. The next prime is 1320144223. The reversal of 1320144214 is 4124410231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320144211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125752 + ... + 135844.

It is an arithmetic number, because the mean of its divisors is an integer number (131090778).

Almost surely, 21320144214 is an apocalyptic number.

1320144214 is a deficient number, since it is larger than the sum of its proper divisors (777308234).

1320144214 is a wasteful number, since it uses less digits than its factorization.

1320144214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13959.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1320144214 is about 36333.7888748201. The cubic root of 1320144214 is about 1097.0012578142.

Adding to 1320144214 its reverse (4124410231), we get a palindrome (5444554445).

The spelling of 1320144214 in words is "one billion, three hundred twenty million, one hundred forty-four thousand, two hundred fourteen".

Divisors: 1 2 17 34 3847 7694 10093 20186 65399 130798 171581 343162 38827771 77655542 660072107 1320144214