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8909134 = 213342659
BaseRepresentation
bin100001111111…
…000101001110
3121202122000221
4201333011032
54240043014
6514541554
7135504103
oct41770516
917678027
108909134
115035623
122b978ba
131acc1a0
14127caaa
15baeb24
hex87f14e

8909134 has 8 divisors (see below), whose sum is σ = 14391720. Its totient is φ = 4111896.

The previous prime is 8909101. The next prime is 8909143. The reversal of 8909134 is 4319098.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8909134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171304 + ... + 171355.

It is an arithmetic number, because the mean of its divisors is an integer number (1798965).

Almost surely, 28909134 is an apocalyptic number.

8909134 is a deficient number, since it is larger than the sum of its proper divisors (5482586).

8909134 is a wasteful number, since it uses less digits than its factorization.

8909134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342674.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 8909134 is about 2984.8172473369. The cubic root of 8909134 is about 207.3059801546.

The spelling of 8909134 in words is "eight million, nine hundred nine thousand, one hundred thirty-four".

Divisors: 1 2 13 26 342659 685318 4454567 8909134