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8989254 = 232499403
BaseRepresentation
bin100010010010…
…101001000110
3121220200221100
4202102221012
54300124004
6520400530
7136256511
oct42225106
917820840
108989254
11508a83a
123016146
131b297b1
14129dd78
15bc8739
hex892a46

8989254 has 12 divisors (see below), whose sum is σ = 19476756. Its totient is φ = 2996412.

The previous prime is 8989241. The next prime is 8989259. The reversal of 8989254 is 4529898.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8989259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 249684 + ... + 249719.

It is an arithmetic number, because the mean of its divisors is an integer number (1623063).

Almost surely, 28989254 is an apocalyptic number.

8989254 is an abundant number, since it is smaller than the sum of its proper divisors (10487502).

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

8989254 is a wasteful number, since it uses less digits than its factorization.

8989254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499411 (or 499408 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 8989254 is about 2998.2084650671. The cubic root of 8989254 is about 207.9255619978.

The spelling of 8989254 in words is "eight million, nine hundred eighty-nine thousand, two hundred fifty-four".

Divisors: 1 2 3 6 9 18 499403 998806 1498209 2996418 4494627 8989254