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12015430010013 = 317235596666863
BaseRepresentation
bin1010111011011000111101…
…1100000000010010011101
31120112122220222100211022210
42232312033130000102131
53033330100040310023
641315451244431033
72350041361643313
oct256661734002235
946478828324283
1012015430010013
113912795aa97a1
121420807248479
13692086356921
142d779ad7a0b3
1515c837875593
hexaed8f70049d

12015430010013 has 8 divisors (see below), whose sum is σ = 16962960014208. Its totient is φ = 7539093339584.

The previous prime is 12015430009963. The next prime is 12015430010029. The reversal of 12015430010013 is 31001003451021.

12015430010013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12015430010013 - 28 = 12015430009757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12015430010063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117798333381 + ... + 117798333482.

It is an arithmetic number, because the mean of its divisors is an integer number (2120370001776).

Almost surely, 212015430010013 is an apocalyptic number.

It is an amenable number.

12015430010013 is a deficient number, since it is larger than the sum of its proper divisors (4947530004195).

12015430010013 is a wasteful number, since it uses less digits than its factorization.

12015430010013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235596666883.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 12015430010013 its reverse (31001003451021), we get a palindrome (43016433461034).

The spelling of 12015430010013 in words is "twelve trillion, fifteen billion, four hundred thirty million, ten thousand, thirteen".

Divisors: 1 3 17 51 235596666863 706790000589 4005143336671 12015430010013