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53329052 = 22723167131
BaseRepresentation
bin1100101101101…
…1110010011100
310201100101201002
43023123302130
5102123012202
65143005432
71215201200
oct313336234
9121311632
1053329052
11281149a7
1215a39878
13b08276a
147122b00
154a36302
hex32dbc9c

53329052 has 72 divisors (see below), whose sum is σ = 114605568. Its totient is φ = 21621600.

The previous prime is 53329033. The next prime is 53329079. The reversal of 53329052 is 25092335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 407027 + ... + 407157.

It is an arithmetic number, because the mean of its divisors is an integer number (1591744).

Almost surely, 253329052 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 53329052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57302784).

53329052 is an abundant number, since it is smaller than the sum of its proper divisors (61276516).

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

53329052 is a wasteful number, since it uses less digits than its factorization.

53329052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 53329052 is about 7302.6743046640. The cubic root of 53329052 is about 376.4043390606.

The spelling of 53329052 in words is "fifty-three million, three hundred twenty-nine thousand, fifty-two".

Divisors: 1 2 4 7 14 28 31 49 62 67 98 124 131 134 196 217 262 268 434 469 524 868 917 938 1519 1834 1876 2077 3038 3283 3668 4061 4154 6076 6419 6566 8122 8308 8777 12838 13132 14539 16244 17554 25676 28427 29078 35108 56854 58156 61439 101773 113708 122878 198989 203546 245756 272087 397978 407092 430073 544174 795956 860146 1088348 1720292 1904609 3809218 7618436 13332263 26664526 53329052