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8230263189 = 35923463181
BaseRepresentation
bin1111010101000111…
…11101100110010101
3210020120200200121120
413222203331212111
5113323421410224
63440403034153
7410645040261
oct75243754625
923216620546
108230263189
113543850605
12171836b959
13a12165125
145810c70a1
15332831779
hex1ea8fd995

8230263189 has 8 divisors (see below), whose sum is σ = 10975560672. Its totient is φ = 5485903920.

The previous prime is 8230263179. The next prime is 8230263211. The reversal of 8230263189 is 9813620328.

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

It is not a de Polignac number, because 8230263189 - 25 = 8230263157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8230263189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8230263169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213822 + ... + 249359.

It is an arithmetic number, because the mean of its divisors is an integer number (1371945084).

Almost surely, 28230263189 is an apocalyptic number.

It is an amenable number.

8230263189 is a deficient number, since it is larger than the sum of its proper divisors (2745297483).

8230263189 is a wasteful number, since it uses less digits than its factorization.

8230263189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469107.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 8230263189 is about 90720.7979958289. The cubic root of 8230263189 is about 2019.0073864630.

The spelling of 8230263189 in words is "eight billion, two hundred thirty million, two hundred sixty-three thousand, one hundred eighty-nine".

Divisors: 1 3 5923 17769 463181 1389543 2743421063 8230263189