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8689073906 = 223188892911
BaseRepresentation
bin10000001011110100…
…01011111011110010
3211102120000200121002
420011322023323302
5120243400331111
63554113002002
7425215623662
oct100572137362
924376020532
108689073906
113759834917
121825b53302
13a86228266
145c5dda1a2
1535cc6063b
hex205e8bef2

8689073906 has 8 divisors (see below), whose sum is σ = 13600289664. Its totient is φ = 4155644020.

The previous prime is 8689073903. The next prime is 8689073927. The reversal of 8689073906 is 6093709868.

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

It is not an unprimeable number, because it can be changed into a prime (8689073903) 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, 94446410 + ... + 94446501.

It is an arithmetic number, because the mean of its divisors is an integer number (1700036208).

Almost surely, 28689073906 is an apocalyptic number.

8689073906 is a deficient number, since it is larger than the sum of its proper divisors (4911215758).

8689073906 is a wasteful number, since it uses less digits than its factorization.

8689073906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188892936.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The square root of 8689073906 is about 93215.2021185386. The cubic root of 8689073906 is about 2055.8487667089.

The spelling of 8689073906 in words is "eight billion, six hundred eighty-nine million, seventy-three thousand, nine hundred six".

Divisors: 1 2 23 46 188892911 377785822 4344536953 8689073906