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528053228 = 222329197921
BaseRepresentation
bin11111011110010…
…111001111101100
31100210121212211222
4133132113033230
52040140200403
6124222002512
716041243533
oct3736271754
91323555758
10528053228
1125108822a
12128a16438
1385527c41
14501b931a
153155a338
hex1f7973ec

528053228 has 24 divisors (see below), whose sum is σ = 997526880. Its totient is φ = 243837440.

The previous prime is 528053213. The next prime is 528053231. The reversal of 528053228 is 822350825.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96293 + ... + 101628.

It is an arithmetic number, because the mean of its divisors is an integer number (41563620).

Almost surely, 2528053228 is an apocalyptic number.

528053228 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

528053228 is a deficient number, since it is larger than the sum of its proper divisors (469473652).

528053228 is a wasteful number, since it uses less digits than its factorization.

528053228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197977 (or 197975 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 528053228 is about 22979.4087826471. The cubic root of 528053228 is about 808.2751632022.

The spelling of 528053228 in words is "five hundred twenty-eight million, fifty-three thousand, two hundred twenty-eight".

Divisors: 1 2 4 23 29 46 58 92 116 667 1334 2668 197921 395842 791684 4552183 5739709 9104366 11479418 18208732 22958836 132013307 264026614 528053228