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528048213 = 37114353161
BaseRepresentation
bin11111011110010…
…110000001010101
31100210121121222020
4133132112001111
52040140020323
6124221523353
716041223110
oct3736260125
91323547866
10528048213
11251084490
12128a13559
1385525884
14501b7577
1531558ae3
hex1f796055

528048213 has 32 divisors (see below), whose sum is σ = 898225152. Its totient is φ = 267926400.

The previous prime is 528048181. The next prime is 528048217. The reversal of 528048213 is 312840825.

It is not a de Polignac number, because 528048213 - 25 = 528048181 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528048217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16648 + ... + 36513.

It is an arithmetic number, because the mean of its divisors is an integer number (28069536).

Almost surely, 2528048213 is an apocalyptic number.

It is an amenable number.

528048213 is a deficient number, since it is larger than the sum of its proper divisors (370176939).

528048213 is a wasteful number, since it uses less digits than its factorization.

528048213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53225.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 528048213 is about 22979.2996629575. The cubic root of 528048213 is about 808.2726044243.

The spelling of 528048213 in words is "five hundred twenty-eight million, forty-eight thousand, two hundred thirteen".

Divisors: 1 3 7 11 21 33 43 77 129 231 301 473 903 1419 3311 9933 53161 159483 372127 584771 1116381 1754313 2285923 4093397 6857769 12280191 16001461 25145153 48004383 75435459 176016071 528048213