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104201305 = 5135872731
BaseRepresentation
bin1100011010111…
…11110001011001
321021001222022121
412031133301121
5203133420210
614201221241
72403460615
oct615376131
9237058277
10104201305
1153900a8a
122aa91821
1318784ba0
14dba6345
1592346da
hex635fc59

104201305 has 16 divisors (see below), whose sum is σ = 134938944. Its totient is φ = 76789440.

The previous prime is 104201299. The next prime is 104201309. The reversal of 104201305 is 503102401.

It is not a de Polignac number, because 104201305 - 23 = 104201297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104201309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36790 + ... + 39520.

It is an arithmetic number, because the mean of its divisors is an integer number (8433684).

Almost surely, 2104201305 is an apocalyptic number.

It is an amenable number.

104201305 is a deficient number, since it is larger than the sum of its proper divisors (30737639).

104201305 is a wasteful number, since it uses less digits than its factorization.

104201305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 104201305 is about 10207.9040453954. The cubic root of 104201305 is about 470.5701621322.

Adding to 104201305 its reverse (503102401), we get a palindrome (607303706).

The spelling of 104201305 in words is "one hundred four million, two hundred one thousand, three hundred five".

Divisors: 1 5 13 65 587 2731 2935 7631 13655 35503 38155 177515 1603097 8015485 20840261 104201305