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104874667811 = 157966418409
BaseRepresentation
bin110000110101100000…
…1000110111100100011
3101000200220012010100222
41201223001012330203
53204240403332221
6120102340033255
710401614653004
oct1415301067443
9330626163328
10104874667811
114052801a191
12183aa39282b
139b746c8374
14510c6191ab
152adc1859ab
hex186b046f23

104874667811 has 4 divisors (see below), whose sum is σ = 104941087800. Its totient is φ = 104808247824.

The previous prime is 104874667763. The next prime is 104874667847. The reversal of 104874667811 is 118766478401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 118766478401 = 479247946719.

It is a cyclic number.

It is not a de Polignac number, because 104874667811 - 218 = 104874405667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104874667861) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 33207626 + ... + 33210783.

It is an arithmetic number, because the mean of its divisors is an integer number (26235271950).

Almost surely, 2104874667811 is an apocalyptic number.

104874667811 is a deficient number, since it is larger than the sum of its proper divisors (66419989).

104874667811 is an equidigital number, since it uses as much as digits as its factorization.

104874667811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66419988.

The product of its (nonzero) digits is 1806336, while the sum is 53.

The spelling of 104874667811 in words is "one hundred four billion, eight hundred seventy-four million, six hundred sixty-seven thousand, eight hundred eleven".

Divisors: 1 1579 66418409 104874667811