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135054837 = 3323920929
BaseRepresentation
bin10000000110011…
…00010111110101
3100102010111102000
420003030113311
5234033223322
621222405513
73226642611
oct1003142765
9312114360
10135054837
116a264775
1239290899
1321c98508
1413d18341
15bccb3ac
hex80cc5f5

135054837 has 16 divisors (see below), whose sum is σ = 200928000. Its totient is φ = 89655552.

The previous prime is 135054833. The next prime is 135054863. The reversal of 135054837 is 738450531.

It is not a de Polignac number, because 135054837 - 22 = 135054833 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135054833) 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 15 ways as a sum of consecutive naturals, for example, 4012 + ... + 16917.

It is an arithmetic number, because the mean of its divisors is an integer number (12558000).

Almost surely, 2135054837 is an apocalyptic number.

It is an amenable number.

135054837 is a deficient number, since it is larger than the sum of its proper divisors (65873163).

135054837 is a wasteful number, since it uses less digits than its factorization.

135054837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21177 (or 21171 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 135054837 is about 11621.3096077852. The cubic root of 135054837 is about 513.0622338233.

The spelling of 135054837 in words is "one hundred thirty-five million, fifty-four thousand, eight hundred thirty-seven".

Divisors: 1 3 9 27 239 717 2151 6453 20929 62787 188361 565083 5002031 15006093 45018279 135054837