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136333145 = 5132161341
BaseRepresentation
bin10000010000001…
…00011101011001
3100111112102220202
420020010131121
5234400130040
621310031545
73243545504
oct1010043531
9314472822
10136333145
116aa58123
12397a85b5
1322325300
141416c13b
15be80015
hex8204759

136333145 has 12 divisors (see below), whose sum is σ = 177153516. Its totient is φ = 100676160.

The previous prime is 136333139. The next prime is 136333163. The reversal of 136333145 is 541333631.

It can be written as a sum of positive squares in 6 ways, for example, as 53304601 + 83028544 = 7301^2 + 9112^2 .

It is not a de Polignac number, because 136333145 - 210 = 136332121 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a Duffinian 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, 79826 + ... + 81515.

It is an arithmetic number, because the mean of its divisors is an integer number (14762793).

Almost surely, 2136333145 is an apocalyptic number.

It is an amenable number.

136333145 is a deficient number, since it is larger than the sum of its proper divisors (40820371).

136333145 is a wasteful number, since it uses less digits than its factorization.

136333145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161372 (or 161359 counting only the distinct ones).

The product of its digits is 9720, while the sum is 29.

The square root of 136333145 is about 11676.1785272408. The cubic root of 136333145 is about 514.6758823997.

Adding to 136333145 its reverse (541333631), we get a palindrome (677666776).

The spelling of 136333145 in words is "one hundred thirty-six million, three hundred thirty-three thousand, one hundred forty-five".

Divisors: 1 5 13 65 169 845 161341 806705 2097433 10487165 27266629 136333145