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54728141 = 1336711471
BaseRepresentation
bin1101000011000…
…1010111001101
310210222110220012
43100301113031
5103002300031
65233003005
71233116156
oct320612715
9123873805
1054728141
1128990076
12163b3465
13b452520
1473a892d
154c10b2b
hex34315cd

54728141 has 8 divisors (see below), whose sum is σ = 59103744. Its totient is φ = 50376240.

The previous prime is 54728129. The next prime is 54728203. The reversal of 54728141 is 14182745.

It is a happy number.

54728141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54728141 - 210 = 54727117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54728098 and 54728107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54728441) 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 7 ways as a sum of consecutive naturals, for example, 965 + ... + 10506.

It is an arithmetic number, because the mean of its divisors is an integer number (7387968).

Almost surely, 254728141 is an apocalyptic number.

It is an amenable number.

54728141 is a deficient number, since it is larger than the sum of its proper divisors (4375603).

54728141 is a wasteful number, since it uses less digits than its factorization.

54728141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11851.

The product of its digits is 8960, while the sum is 32.

The square root of 54728141 is about 7397.8470516766. The cubic root of 54728141 is about 379.6676248782.

The spelling of 54728141 in words is "fifty-four million, seven hundred twenty-eight thousand, one hundred forty-one".

Divisors: 1 13 367 4771 11471 149123 4209857 54728141