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8989488 = 243320809
BaseRepresentation
bin100010010010…
…101100110000
3121220201021000
4202102230300
54300130423
6520402000
7136260264
oct42225460
917821230
108989488
11508aa32
123016300
131b29931
1412a00a4
15bc8843
hex892b30

8989488 has 40 divisors (see below), whose sum is σ = 25804400. Its totient is φ = 2996352.

The previous prime is 8989469. The next prime is 8989493. The reversal of 8989488 is 8849898.

8989488 is a `hidden beast` number, since 89 + 89 + 488 = 666.

It is a super-5 number, since 5×89894885 (a number of 36 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

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, 9973 + ... + 10836.

It is an arithmetic number, because the mean of its divisors is an integer number (645110).

Almost surely, 28989488 is an apocalyptic number.

It is an amenable number.

8989488 is an abundant number, since it is smaller than the sum of its proper divisors (16814912).

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

8989488 is a wasteful number, since it uses less digits than its factorization.

8989488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20826 (or 20814 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 54.

The square root of 8989488 is about 2998.2474881170. The cubic root of 8989488 is about 207.9273661579.

The spelling of 8989488 in words is "eight million, nine hundred eighty-nine thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 20809 41618 62427 83236 124854 166472 187281 249708 332944 374562 499416 561843 749124 998832 1123686 1498248 2247372 2996496 4494744 8989488