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12704312863441 = 791571024293547
BaseRepresentation
bin1011100011011111010000…
…0011100010101011010001
31122222112001101222122221101
42320313310003202223101
53131121413043112231
643004140351024401
72450566500405643
oct270676403425321
948875041878841
1012704312863441
114058961457651
12151222080b101
1371201c531014
1431cc6b9d8893
1517070594d661
hexb8df40e2ad1

12704312863441 has 8 divisors (see below), whose sum is σ = 12947070446720. Its totient is φ = 12463603867728.

The previous prime is 12704312863439. The next prime is 12704312863469. The reversal of 12704312863441 is 14436821340721.

It is a happy number.

12704312863441 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 12704312863441 - 21 = 12704312863439 is a prime.

It is a super-2 number, since 2×127043128634412 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12704312863391 and 12704312863400.

It is not an unprimeable number, because it can be changed into a prime (12704312863241) 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, 512134371 + ... + 512159176.

It is an arithmetic number, because the mean of its divisors is an integer number (1618383805840).

Almost surely, 212704312863441 is an apocalyptic number.

It is an amenable number.

12704312863441 is a deficient number, since it is larger than the sum of its proper divisors (242757583279).

12704312863441 is a wasteful number, since it uses less digits than its factorization.

12704312863441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024293783.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 12704312863441 in words is "twelve trillion, seven hundred four billion, three hundred twelve million, eight hundred sixty-three thousand, four hundred forty-one".

Divisors: 1 79 157 12403 1024293547 80919190213 160814086879 12704312863441