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13427135 = 567149269
BaseRepresentation
bin110011001110…
…000110111111
3221021011120022
4303032012333
511414132020
61155442355
7222062111
oct63160677
927234508
1013427135
117641007
1245b63bb
132a21767
141ad73b1
1512a3625
hexcce1bf

13427135 has 16 divisors (see below), whose sum is σ = 16524000. Its totient is φ = 10471296.

The previous prime is 13427119. The next prime is 13427143. The reversal of 13427135 is 53172431.

It is not a de Polignac number, because 13427135 - 24 = 13427119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49781 + ... + 50049.

It is an arithmetic number, because the mean of its divisors is an integer number (1032750).

Almost surely, 213427135 is an apocalyptic number.

13427135 is a deficient number, since it is larger than the sum of its proper divisors (3096865).

13427135 is a wasteful number, since it uses less digits than its factorization.

13427135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490.

The product of its digits is 2520, while the sum is 26.

The square root of 13427135 is about 3664.3055276546. The cubic root of 13427135 is about 237.6809922297.

Adding to 13427135 its reverse (53172431), we get a palindrome (66599566).

The spelling of 13427135 in words is "thirteen million, four hundred twenty-seven thousand, one hundred thirty-five".

Divisors: 1 5 67 149 269 335 745 1345 9983 18023 40081 49915 90115 200405 2685427 13427135