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900068652 = 223372170081
BaseRepresentation
bin110101101001011…
…111010100101100
32022201122020002000
4311221133110230
53320404144102
6225151332300
731206312600
oct6551372454
92281566060
10900068652
1142207999a
12211521090
1311461ba02
1487777500
155404201c
hex35a5f52c

900068652 has 72 divisors (see below), whose sum is σ = 2714508720. Its totient is φ = 257160960.

The previous prime is 900068639. The next prime is 900068677. The reversal of 900068652 is 256860009.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79749 + ... + 90332.

It is an arithmetic number, because the mean of its divisors is an integer number (37701510).

Almost surely, 2900068652 is an apocalyptic number.

It is an amenable number.

900068652 is an abundant number, since it is smaller than the sum of its proper divisors (1814440068).

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

900068652 is a wasteful number, since it uses less digits than its factorization.

900068652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170108 (or 170093 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 900068652 is about 30001.1441781809. The cubic root of 900068652 is about 965.5139331582.

The spelling of 900068652 in words is "nine hundred million, sixty-eight thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 294 378 441 588 756 882 1323 1764 2646 5292 170081 340162 510243 680324 1020486 1190567 1530729 2040972 2381134 3061458 3571701 4592187 4762268 6122916 7143402 8333969 9184374 10715103 14286804 16667938 18368748 21430206 25001907 32145309 33335876 42860412 50003814 64290618 75005721 100007628 128581236 150011442 225017163 300022884 450034326 900068652