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54283320 = 233257131657
BaseRepresentation
bin1100111100010…
…0110000111000
310210010212201100
43033010300320
5102344031240
65215251400
71226254260
oct317046070
9123125640
1054283320
1128706953
1216219b60
13b327c10
1472d07a0
154b73e30
hex33c4c38

54283320 has 192 divisors, whose sum is σ = 217264320. Its totient is φ = 11446272.

The previous prime is 54283309. The next prime is 54283321. The reversal of 54283320 is 2338245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54283321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31932 + ... + 33588.

It is an arithmetic number, because the mean of its divisors is an integer number (1131585).

Almost surely, 254283320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54283320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108632160).

54283320 is an abundant number, since it is smaller than the sum of its proper divisors (162981000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54283320 is a wasteful number, since it uses less digits than its factorization.

54283320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694 (or 1687 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 54283320 is about 7367.7214931076. The cubic root of 54283320 is about 378.6362008210.

The spelling of 54283320 in words is "fifty-four million, two hundred eighty-three thousand, three hundred twenty".