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54303860 = 22513331631
BaseRepresentation
bin1100111100100…
…1110001110100
310210011220220002
43033021301310
5102400210420
65215530432
71226401202
oct317116164
9123156802
1054303860
1128720326
1216229a18
13b334380
1472d8072
154b7a075
hex33c9c74

54303860 has 48 divisors (see below), whose sum is σ = 123376512. Its totient is φ = 19958400.

The previous prime is 54303859. The next prime is 54303871. The reversal of 54303860 is 6830345.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85745 + ... + 86375.

It is an arithmetic number, because the mean of its divisors is an integer number (2570344).

Almost surely, 254303860 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 54303860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61688256).

54303860 is an abundant number, since it is smaller than the sum of its proper divisors (69072652).

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

54303860 is a wasteful number, since it uses less digits than its factorization.

54303860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 54303860 is about 7369.1152793263. The cubic root of 54303860 is about 378.6839515656.

Subtracting from 54303860 its sum of digits (29), we obtain a triangular number (54303831 = T10421).

The spelling of 54303860 in words is "fifty-four million, three hundred three thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 331 631 662 1262 1324 1655 2524 3155 3310 4303 6310 6620 8203 8606 12620 16406 17212 21515 32812 41015 43030 82030 86060 164060 208861 417722 835444 1044305 2088610 2715193 4177220 5430386 10860772 13575965 27151930 54303860