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54347141 = 431263887
BaseRepresentation
bin1100111101010…
…0010110000101
310210021010021002
43033110112011
5102403102031
65220503045
71226641322
oct317242605
9123233232
1054347141
112874a8a2
121624aa85
13b34ac94
147309b49
154b87ccb
hex33d4585

54347141 has 4 divisors (see below), whose sum is σ = 55611072. Its totient is φ = 53083212.

The previous prime is 54347093. The next prime is 54347143. The reversal of 54347141 is 14174345.

It is a happy number.

54347141 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, 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 54347141 - 26 = 54347077 is a prime.

It is a super-3 number, since 3×543471413 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54347143) 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, 631901 + ... + 631986.

It is an arithmetic number, because the mean of its divisors is an integer number (13902768).

Almost surely, 254347141 is an apocalyptic number.

It is an amenable number.

54347141 is a deficient number, since it is larger than the sum of its proper divisors (1263931).

54347141 is a wasteful number, since it uses less digits than its factorization.

54347141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263930.

The product of its digits is 6720, while the sum is 29.

The square root of 54347141 is about 7372.0513427404. The cubic root of 54347141 is about 378.7845304669.

The spelling of 54347141 in words is "fifty-four million, three hundred forty-seven thousand, one hundred forty-one".

Divisors: 1 43 1263887 54347141