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13254132145 = 523532174591
BaseRepresentation
bin11000101100000001…
…00000000110110001
31021012200222200020011
430112000200012301
5204121024212040
610031110014521
7646310156452
oct142600400661
937180880204
1013254132145
115691680721
12269a947441
131332c30157
148da3dd129
155289003ea
hex3160201b1

13254132145 has 16 divisors (see below), whose sum is σ = 16909627392. Its totient is φ = 9950923840.

The previous prime is 13254132103. The next prime is 13254132163. The reversal of 13254132145 is 54123145231.

It is not a de Polignac number, because 13254132145 - 233 = 4664197553 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1081201 + ... + 1093390.

It is an arithmetic number, because the mean of its divisors is an integer number (1056851712).

Almost surely, 213254132145 is an apocalyptic number.

It is an amenable number.

13254132145 is a deficient number, since it is larger than the sum of its proper divisors (3655495247).

13254132145 is a wasteful number, since it uses less digits than its factorization.

13254132145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174672.

The product of its digits is 14400, while the sum is 31.

Adding to 13254132145 its reverse (54123145231), we get a palindrome (67377277376).

The spelling of 13254132145 in words is "thirteen billion, two hundred fifty-four million, one hundred thirty-two thousand, one hundred forty-five".

Divisors: 1 5 23 53 115 265 1219 6095 2174591 10872955 50015593 115253323 250077965 576266615 2650826429 13254132145