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38528082 = 2332367463
BaseRepresentation
bin1001001011111…
…0010001010010
32200111102121000
42102332101102
534330344312
63453442430
7645324525
oct222762122
980442530
1038528082
111a82579a
1210aa0416
137c9c8a8
14518cbbc
1535b0adc
hex24be452

38528082 has 64 divisors (see below), whose sum is σ = 90869760. Its totient is φ = 12074832.

The previous prime is 38528057. The next prime is 38528089. The reversal of 38528082 is 28082583.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38528089) 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, 82983 + ... + 83445.

It is an arithmetic number, because the mean of its divisors is an integer number (1419840).

Almost surely, 238528082 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38528082, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45434880).

38528082 is an abundant number, since it is smaller than the sum of its proper divisors (52341678).

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

38528082 is a wasteful number, since it uses less digits than its factorization.

38528082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564 (or 558 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 38528082 is about 6207.0993225499. The cubic root of 38528082 is about 337.7477489544.

The spelling of 38528082 in words is "thirty-eight million, five hundred twenty-eight thousand, eighty-two".

Divisors: 1 2 3 6 9 18 23 27 46 54 67 69 134 138 201 207 402 414 463 603 621 926 1206 1242 1389 1541 1809 2778 3082 3618 4167 4623 8334 9246 10649 12501 13869 21298 25002 27738 31021 31947 41607 62042 63894 83214 93063 95841 186126 191682 279189 287523 558378 575046 713483 837567 1426966 1675134 2140449 4280898 6421347 12842694 19264041 38528082