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115304123153 = 140338216641
BaseRepresentation
bin110101101100010101…
…0010100101100010001
3102000121202001100110202
41223120222110230101
53342120323420103
6124545303304545
711221225606232
oct1533052245421
9360552040422
10115304123153
114499a19836a
121a41b14b155
13ab4736b20b
14581b80d089
152eecac4988
hex1ad8a94b11

115304123153 has 4 divisors (see below), whose sum is σ = 115312353828. Its totient is φ = 115295892480.

The previous prime is 115304123131. The next prime is 115304123183. The reversal of 115304123153 is 351321403511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11602090369 + 103702032784 = 107713^2 + 322028^2 .

It is a cyclic number.

It is not a de Polignac number, because 115304123153 - 214 = 115304106769 is a prime.

It is a super-2 number, since 2×1153041231532 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115304123183) 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 3 ways as a sum of consecutive naturals, for example, 4094288 + ... + 4122353.

It is an arithmetic number, because the mean of its divisors is an integer number (28828088457).

Almost surely, 2115304123153 is an apocalyptic number.

It is an amenable number.

115304123153 is a deficient number, since it is larger than the sum of its proper divisors (8230675).

115304123153 is an equidigital number, since it uses as much as digits as its factorization.

115304123153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8230674.

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 115304123153 its reverse (351321403511), we get a palindrome (466625526664).

The spelling of 115304123153 in words is "one hundred fifteen billion, three hundred four million, one hundred twenty-three thousand, one hundred fifty-three".

Divisors: 1 14033 8216641 115304123153