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13452135 = 359472
BaseRepresentation
bin110011010100…
…001101100111
3221022102212020
4303110031213
511420432020
61200154223
7222225024
oct63241547
927272766
1013452135
117658874
124608973
132a2cc58
141b0254b
1512aac40
hexcd4367

13452135 has 12 divisors (see below), whose sum is σ = 21546168. Its totient is φ = 7166896.

The previous prime is 13452121. The next prime is 13452139. The reversal of 13452135 is 53125431.

It is not a de Polignac number, because 13452135 - 26 = 13452071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13452139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13732 + ... + 14678.

It is an arithmetic number, because the mean of its divisors is an integer number (1795514).

Almost surely, 213452135 is an apocalyptic number.

13452135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13452135 is a deficient number, since it is larger than the sum of its proper divisors (8094033).

13452135 is an frugal number, since it uses more digits than its factorization.

13452135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1902 (or 955 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 13452135 is about 3667.7152288584. The cubic root of 13452135 is about 237.8284136216.

Adding to 13452135 its reverse (53125431), we get a palindrome (66577566).

The spelling of 13452135 in words is "thirteen million, four hundred fifty-two thousand, one hundred thirty-five".

Divisors: 1 3 5 15 947 2841 4735 14205 896809 2690427 4484045 13452135