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54655141 = 82965929
BaseRepresentation
bin1101000001111…
…1100010100101
310210211202202111
43100133202211
5102442431031
65231241021
71232363302
oct320374245
9123752674
1054655141
1128940242
1216379171
13b428228
14738a0a9
154be91b1
hex341f8a5

54655141 has 4 divisors (see below), whose sum is σ = 54721900. Its totient is φ = 54588384.

The previous prime is 54655129. The next prime is 54655157. The reversal of 54655141 is 14155645.

54655141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24295041 + 30360100 = 4929^2 + 5510^2 .

It is a cyclic number.

It is not a de Polignac number, because 54655141 - 25 = 54655109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54655441) 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 3 ways as a sum of consecutive naturals, for example, 32136 + ... + 33793.

It is an arithmetic number, because the mean of its divisors is an integer number (13680475).

Almost surely, 254655141 is an apocalyptic number.

It is an amenable number.

54655141 is a deficient number, since it is larger than the sum of its proper divisors (66759).

54655141 is an equidigital number, since it uses as much as digits as its factorization.

54655141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66758.

The product of its digits is 12000, while the sum is 31.

The square root of 54655141 is about 7392.9115374120. The cubic root of 54655141 is about 379.4987412029.

The spelling of 54655141 in words is "fifty-four million, six hundred fifty-five thousand, one hundred forty-one".

Divisors: 1 829 65929 54655141