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54284965 = 571550999
BaseRepresentation
bin1100111100010…
…1001010100101
310210010221222021
43033011022211
5102344104330
65215303141
71226262130
oct317051245
9123127867
1054284965
1128708109
121621aab1
13b3288a7
1472d1217
154b7467a
hex33c52a5

54284965 has 8 divisors (see below), whose sum is σ = 74448000. Its totient is φ = 37223952.

The previous prime is 54284939. The next prime is 54284969. The reversal of 54284965 is 56948245.

54284965 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 54284965 - 25 = 54284933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54284969) 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, 775465 + ... + 775534.

It is an arithmetic number, because the mean of its divisors is an integer number (9306000).

Almost surely, 254284965 is an apocalyptic number.

It is an amenable number.

54284965 is a deficient number, since it is larger than the sum of its proper divisors (20163035).

54284965 is a wasteful number, since it uses less digits than its factorization.

54284965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551011.

The product of its digits is 345600, while the sum is 43.

The square root of 54284965 is about 7367.8331278606. The cubic root of 54284965 is about 378.6400255088.

The spelling of 54284965 in words is "fifty-four million, two hundred eighty-four thousand, nine hundred sixty-five".

Divisors: 1 5 7 35 1550999 7754995 10856993 54284965