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528352080 = 24355937313
BaseRepresentation
bin11111011111100…
…000001101010000
31100211012001210120
4133133200031100
52040224231310
6124232230240
716043630034
oct3737401520
91324161716
10528352080
11251271813
12128b3b380
1385600c89
14502561c4
15315b8b70
hex1f7e0350

528352080 has 80 divisors (see below), whose sum is σ = 1665696960. Its totient is φ = 138502144.

The previous prime is 528352039. The next prime is 528352081. The reversal of 528352080 is 80253825.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528352081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4497 + ... + 32816.

It is an arithmetic number, because the mean of its divisors is an integer number (20821212).

Almost surely, 2528352080 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 528352080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (832848480).

528352080 is an abundant number, since it is smaller than the sum of its proper divisors (1137344880).

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

528352080 is a wasteful number, since it uses less digits than its factorization.

528352080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37388 (or 37382 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 528352080 is about 22985.9104670666. The cubic root of 528352080 is about 808.4276156958.

The spelling of 528352080 in words is "five hundred twenty-eight million, three hundred fifty-two thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 59 60 80 118 120 177 236 240 295 354 472 590 708 885 944 1180 1416 1770 2360 2832 3540 4720 7080 14160 37313 74626 111939 149252 186565 223878 298504 373130 447756 559695 597008 746260 895512 1119390 1492520 1791024 2201467 2238780 2985040 4402934 4477560 6604401 8805868 8955120 11007335 13208802 17611736 22014670 26417604 33022005 35223472 44029340 52835208 66044010 88058680 105670416 132088020 176117360 264176040 528352080