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54025141 = 195127691
BaseRepresentation
bin1100111000010…
…1101110110101
310202122202120011
43032011232311
5102312301031
65205540221
71224130462
oct316055665
9122582504
1054025141
112854a985
1216114671
13b267551
147264669
154b226b1
hex3385bb5

54025141 has 4 divisors (see below), whose sum is σ = 54054784. Its totient is φ = 53995500.

The previous prime is 54025129. The next prime is 54025159. The reversal of 54025141 is 14152045.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54025141 - 25 = 54025109 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 (54025171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11895 + ... + 15796.

It is an arithmetic number, because the mean of its divisors is an integer number (13513696).

Almost surely, 254025141 is an apocalyptic number.

It is an amenable number.

54025141 is a deficient number, since it is larger than the sum of its proper divisors (29643).

54025141 is a wasteful number, since it uses less digits than its factorization.

54025141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29642.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 54025141 is about 7350.1796576682. The cubic root of 54025141 is about 378.0349645251.

Adding to 54025141 its reverse (14152045), we get a palindrome (68177186).

The spelling of 54025141 in words is "fifty-four million, twenty-five thousand, one hundred forty-one".

Divisors: 1 1951 27691 54025141