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12693300115 = 579127401631
BaseRepresentation
bin10111101001001010…
…00110001110010011
31012202121200110022111
423310211012032103
5201443441100430
65455313250151
7626360161606
oct136445061623
935677613274
1012693300115
115424045281
122562b63957
131273999492
14885b3033d
154e456cc2a
hex2f4946393

12693300115 has 32 divisors (see below), whose sum is σ = 15609692160. Its totient is φ = 9906624000.

The previous prime is 12693300077. The next prime is 12693300127. The reversal of 12693300115 is 51100339621.

It is a happy number.

12693300115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12693300115 - 27 = 12693299987 is a prime.

It is a super-2 number, since 2×126933001152 (a number of 21 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 20115850 + ... + 20116480.

It is an arithmetic number, because the mean of its divisors is an integer number (487802880).

Almost surely, 212693300115 is an apocalyptic number.

12693300115 is a deficient number, since it is larger than the sum of its proper divisors (2916392045).

12693300115 is a wasteful number, since it uses less digits than its factorization.

12693300115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243.

The product of its (nonzero) digits is 4860, while the sum is 31.

Adding to 12693300115 its reverse (51100339621), we get a palindrome (63793639736).

The spelling of 12693300115 in words is "twelve billion, six hundred ninety-three million, three hundred thousand, one hundred fifteen".

Divisors: 1 5 79 127 395 401 631 635 2005 3155 10033 31679 49849 50165 50927 80137 158395 249245 253031 254635 400685 1265155 4023233 6330823 19989449 20116165 31654115 32134937 99947245 160674685 2538660023 12693300115