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89560228 = 2243520699
BaseRepresentation
bin1010101011010…
…01010010100100
320020112010112111
411111221102210
5140411411403
612515330404
72135151352
oct525512244
9206463474
1089560228
1146610a1a
1225bb0a04
1315729a24
14bc747d2
157ce156d
hex55694a4

89560228 has 12 divisors (see below), whose sum is σ = 160375600. Its totient is φ = 43738632.

The previous prime is 89560223. The next prime is 89560241. The reversal of 89560228 is 82206598.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (89560223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260178 + ... + 260521.

Almost surely, 289560228 is an apocalyptic number.

It is an amenable number.

89560228 is a deficient number, since it is larger than the sum of its proper divisors (70815372).

89560228 is a wasteful number, since it uses less digits than its factorization.

89560228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520746 (or 520744 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 89560228 is about 9463.6265775864. The cubic root of 89560228 is about 447.4093579614.

The spelling of 89560228 in words is "eighty-nine million, five hundred sixty thousand, two hundred twenty-eight".

Divisors: 1 2 4 43 86 172 520699 1041398 2082796 22390057 44780114 89560228