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2013760897 is a prime number
BaseRepresentation
bin111100000000111…
…1000110110000001
312012100020122121221
41320001320312001
513111010322042
6531453515041
7100621454011
oct17001706601
95170218557
102013760897
11943796405
124824a2a81
132612849c5
1415163bc41
15bbbced67
hex78078d81

2013760897 has 2 divisors, whose sum is σ = 2013760898. Its totient is φ = 2013760896.

The previous prime is 2013760877. The next prime is 2013760913. The reversal of 2013760897 is 7980673102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1811438721 + 202322176 = 42561^2 + 14224^2 .

It is a cyclic number.

It is not a de Polignac number, because 2013760897 - 211 = 2013758849 is a prime.

It is not a weakly prime, because it can be changed into another prime (2013760817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006880448 + 1006880449.

It is an arithmetic number, because the mean of its divisors is an integer number (1006880449).

Almost surely, 22013760897 is an apocalyptic number.

It is an amenable number.

2013760897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013760897 is an equidigital number, since it uses as much as digits as its factorization.

2013760897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 2013760897 is about 44874.9473203033. The cubic root of 2013760897 is about 1262.8040551463.

The spelling of 2013760897 in words is "two billion, thirteen million, seven hundred sixty thousand, eight hundred ninety-seven".