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104512361 = 109958829
BaseRepresentation
bin1100011101010…
…11101101101001
321021122210000012
412032223231221
5203223343421
614212021305
72406224522
oct616535551
9237583005
10104512361
1153aa3758
122b001835
1318863645
14dc47849
15929695b
hex63abb69

104512361 has 4 divisors (see below), whose sum is σ = 105471300. Its totient is φ = 103553424.

The previous prime is 104512351. The next prime is 104512363. The reversal of 104512361 is 163215401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 88360000 + 16152361 = 9400^2 + 4019^2 .

It is a cyclic number.

It is not a de Polignac number, because 104512361 - 26 = 104512297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104512363) 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, 479306 + ... + 479523.

It is an arithmetic number, because the mean of its divisors is an integer number (26367825).

Almost surely, 2104512361 is an apocalyptic number.

It is an amenable number.

104512361 is a deficient number, since it is larger than the sum of its proper divisors (958939).

104512361 is an equidigital number, since it uses as much as digits as its factorization.

104512361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958938.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 104512361 is about 10223.1287285253. The cubic root of 104512361 is about 471.0379370305.

Adding to 104512361 its reverse (163215401), we get a palindrome (267727762).

The spelling of 104512361 in words is "one hundred four million, five hundred twelve thousand, three hundred sixty-one".

Divisors: 1 109 958829 104512361