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12000103312215 = 351077476699883
BaseRepresentation
bin1010111010011111110111…
…1001010010101101010111
31120111012100211110220111210
42232213331321102231113
53033102202421442330
641304434340232503
72345656514111214
oct256477571225527
946435324426453
1012000103312215
1139072405288a7
12141984a39b733
136907b2c22b85
142d6b455d2b0b
1515c23c02b8b0
hexae9fde52b57

12000103312215 has 16 divisors (see below), whose sum is σ = 19379606099328. Its totient is φ = 6340241499936.

The previous prime is 12000103312201. The next prime is 12000103312247. The reversal of 12000103312215 is 51221330100021.

It is not a de Polignac number, because 12000103312215 - 210 = 12000103311191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12000103312191 and 12000103312200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3738348337 + ... + 3738351546.

It is an arithmetic number, because the mean of its divisors is an integer number (1211225381208).

Almost surely, 212000103312215 is an apocalyptic number.

12000103312215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12000103312215 is a deficient number, since it is larger than the sum of its proper divisors (7379502787113).

12000103312215 is a wasteful number, since it uses less digits than its factorization.

12000103312215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7476699998.

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

Adding to 12000103312215 its reverse (51221330100021), we get a palindrome (63221433412236).

The spelling of 12000103312215 in words is "twelve trillion, one hundred three million, three hundred twelve thousand, two hundred fifteen".

Divisors: 1 3 5 15 107 321 535 1605 7476699883 22430099649 37383499415 112150498245 800006887481 2400020662443 4000034437405 12000103312215