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1304055 = 32528979
BaseRepresentation
bin100111110010111110111
32110020211100
410332113313
5313212210
643541143
714040624
oct4762767
92406740
101304055
11810835
1252a7b3
1336873c
1425d34b
151ab5c0
hex13e5f7

1304055 has 12 divisors (see below), whose sum is σ = 2260440. Its totient is φ = 695472.

The previous prime is 1304033. The next prime is 1304071. The reversal of 1304055 is 5504031.

It is not a de Polignac number, because 1304055 - 210 = 1303031 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14445 + ... + 14534.

It is an arithmetic number, because the mean of its divisors is an integer number (188370).

21304055 is an apocalyptic number.

1304055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1304055 is a deficient number, since it is larger than the sum of its proper divisors (956385).

1304055 is a wasteful number, since it uses less digits than its factorization.

1304055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28990 (or 28987 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 1304055 is about 1141.9522757103. The cubic root of 1304055 is about 109.2526473987.

Adding to 1304055 its reverse (5504031), we get a palindrome (6808086).

The spelling of 1304055 in words is "one million, three hundred four thousand, fifty-five".

Divisors: 1 3 5 9 15 45 28979 86937 144895 260811 434685 1304055