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8989330 = 257532423
BaseRepresentation
bin100010010010…
…101010010010
3121220201001011
4202102222102
54300124310
6520401134
7136256650
oct42225222
917821034
108989330
11508a8a9
1230161aa
131b2983c
14129ddd0
15bc878a
hex892a92

8989330 has 32 divisors (see below), whose sum is σ = 18849024. Its totient is φ = 3022656.

The previous prime is 8989313. The next prime is 8989369. The reversal of 8989330 is 339898.

8989330 = T420 + T421 + ... + T503.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2499 + ... + 4921.

It is an arithmetic number, because the mean of its divisors is an integer number (589032).

Almost surely, 28989330 is an apocalyptic number.

8989330 is an abundant number, since it is smaller than the sum of its proper divisors (9859694).

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

8989330 is a wasteful number, since it uses less digits than its factorization.

8989330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 8989330 is about 2998.2211392758. The cubic root of 8989330 is about 207.9261479678.

The spelling of 8989330 in words is "eight million, nine hundred eighty-nine thousand, three hundred thirty".

Divisors: 1 2 5 7 10 14 35 53 70 106 265 371 530 742 1855 2423 3710 4846 12115 16961 24230 33922 84805 128419 169610 256838 642095 898933 1284190 1797866 4494665 8989330