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9000648 = 2332413049
BaseRepresentation
bin100010010101…
…011011001000
3121221021120100
4202111123020
54301010043
6520525400
7136334646
oct42253310
917837510
109000648
115098358
123020860
131b31a37
1412a4196
15bcbcd3
hex8956c8

9000648 has 48 divisors (see below), whose sum is σ = 24979500. Its totient is φ = 2926080.

The previous prime is 9000637. The next prime is 9000683. The reversal of 9000648 is 8460009.

It can be written as a sum of positive squares in 2 ways, for example, as 6874884 + 2125764 = 2622^2 + 1458^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1428 + ... + 4476.

Almost surely, 29000648 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 9000648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12489750).

9000648 is an abundant number, since it is smaller than the sum of its proper divisors (15978852).

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

9000648 is a wasteful number, since it uses less digits than its factorization.

9000648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102 (or 3095 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 9000648 is about 3000.1079980561. The cubic root of 9000648 is about 208.0133743866.

It can be divided in two parts, 9000 and 648, that multiplied together give a cube (5832000 = 1803).

The spelling of 9000648 in words is "nine million, six hundred forty-eight", and thus it is an aban number.

Divisors: 1 2 3 4 6 8 9 12 18 24 36 41 72 82 123 164 246 328 369 492 738 984 1476 2952 3049 6098 9147 12196 18294 24392 27441 36588 54882 73176 109764 125009 219528 250018 375027 500036 750054 1000072 1125081 1500108 2250162 3000216 4500324 9000648