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104867663 = 671565189
BaseRepresentation
bin1100100000000…
…10011101001111
321022022211101112
412100002131033
5203321231123
614223402235
72412234425
oct620023517
9238284345
10104867663
115421669a
122b15337b
1318959294
14dcdb115
159316d78
hex640274f

104867663 has 4 divisors (see below), whose sum is σ = 106432920. Its totient is φ = 103302408.

The previous prime is 104867647. The next prime is 104867689. The reversal of 104867663 is 366768401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104867663 - 24 = 104867647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104867663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104867363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 782528 + ... + 782661.

It is an arithmetic number, because the mean of its divisors is an integer number (26608230).

Almost surely, 2104867663 is an apocalyptic number.

104867663 is a deficient number, since it is larger than the sum of its proper divisors (1565257).

104867663 is an equidigital number, since it uses as much as digits as its factorization.

104867663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565256.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 104867663 is about 10240.4913456338. The cubic root of 104867663 is about 471.5711161453.

The spelling of 104867663 in words is "one hundred four million, eight hundred sixty-seven thousand, six hundred sixty-three".

Divisors: 1 67 1565189 104867663