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54508136 = 2361111697
BaseRepresentation
bin1100111111101…
…1101001101000
310210120022002212
43033323221220
5102423230021
65224144252
71231211564
oct317735150
9123508085
1054508136
112884a851
1216308088
13b3a6347
14734c6a4
154bba85b
hex33fba68

54508136 has 16 divisors (see below), whose sum is σ = 103879140. Its totient is φ = 26807040.

The previous prime is 54508117. The next prime is 54508163. The reversal of 54508136 is 63180545.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42328036 + 12180100 = 6506^2 + 3490^2 .

It is a super-2 number, since 2×545081362 = 5942273780388992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55361 + ... + 56336.

Almost surely, 254508136 is an apocalyptic number.

It is an amenable number.

54508136 is a deficient number, since it is larger than the sum of its proper divisors (49371004).

54508136 is a wasteful number, since it uses less digits than its factorization.

54508136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111764 (or 111760 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 54508136 is about 7382.9625490043. The cubic root of 54508136 is about 379.1581919345.

The spelling of 54508136 in words is "fifty-four million, five hundred eight thousand, one hundred thirty-six".

Divisors: 1 2 4 8 61 122 244 488 111697 223394 446788 893576 6813517 13627034 27254068 54508136