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13115666463041 = 147182311083241
BaseRepresentation
bin1011111011011011101010…
…1000111111100101000001
31201102211211100100122122002
42332312322220333211001
53204341341103304131
643521130510153345
72522401304331302
oct276667250774501
951384740318562
1013115666463041
1141a736088040a
121579aa21b2855
13741a5711041c
14334b319d47a9
1517b27de816cb
hexbedbaa3f941

13115666463041 has 8 divisors (see below), whose sum is σ = 13126189267968. Its totient is φ = 13105145844000.

The previous prime is 13115666463023. The next prime is 13115666463059. The reversal of 13115666463041 is 14036466651131.

It is an interprime number because it is at equal distance from previous prime (13115666463023) and next prime (13115666463059).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13115666463041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13115666466041) 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, 11566181 + ... + 12649421.

It is an arithmetic number, because the mean of its divisors is an integer number (1640773658496).

Almost surely, 213115666463041 is an apocalyptic number.

It is an amenable number.

13115666463041 is a deficient number, since it is larger than the sum of its proper divisors (10522804927).

13115666463041 is a wasteful number, since it uses less digits than its factorization.

13115666463041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092943.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 13115666463041 in words is "thirteen trillion, one hundred fifteen billion, six hundred sixty-six million, four hundred sixty-three thousand, forty-one".

Divisors: 1 1471 8231 1083241 12107801 1593447511 8916156671 13115666463041