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54420541 = 719409177
BaseRepresentation
bin1100111110011…
…0010000111101
310210101211221121
43033212100331
5102412424131
65222230541
71230365320
oct317462075
9123354847
1054420541
112879aa5a
1216285451
13b375506
1473287b7
154b9e911
hex33e643d

54420541 has 8 divisors (see below), whose sum is σ = 65468480. Its totient is φ = 44191008.

The previous prime is 54420523. The next prime is 54420581. The reversal of 54420541 is 14502445.

It is a happy number.

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 54420541 - 213 = 54412349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54420511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204456 + ... + 204721.

It is an arithmetic number, because the mean of its divisors is an integer number (8183560).

Almost surely, 254420541 is an apocalyptic number.

It is an amenable number.

54420541 is a deficient number, since it is larger than the sum of its proper divisors (11047939).

54420541 is a wasteful number, since it uses less digits than its factorization.

54420541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409203.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 54420541 is about 7377.0279245778. The cubic root of 54420541 is about 378.9549796497.

Adding to 54420541 its reverse (14502445), we get a palindrome (68922986).

The spelling of 54420541 in words is "fifty-four million, four hundred twenty thousand, five hundred forty-one".

Divisors: 1 7 19 133 409177 2864239 7774363 54420541