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8276312213 = 131135633977
BaseRepresentation
bin1111011010100111…
…01000000010010101
3210100210100012222222
413231103220002111
5113422213442323
63445130032125
7412044331061
oct75523500225
923323305888
108276312213
113567842954
12172b878645
13a1b869080
14587272aa1
153368ca9c8
hex1ed4e8095

8276312213 has 8 divisors (see below), whose sum is σ = 8991828888. Its totient is φ = 7572063744.

The previous prime is 8276312197. The next prime is 8276312257. The reversal of 8276312213 is 3122136728.

It can be written as a sum of positive squares in 4 ways, for example, as 1135555204 + 7140757009 = 33698^2 + 84503^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 8276312213 - 24 = 8276312197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8276314213) 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, 2815520 + ... + 2818457.

It is an arithmetic number, because the mean of its divisors is an integer number (1123978611).

Almost surely, 28276312213 is an apocalyptic number.

It is an amenable number.

8276312213 is a deficient number, since it is larger than the sum of its proper divisors (715516675).

8276312213 is a wasteful number, since it uses less digits than its factorization.

8276312213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634103.

The product of its digits is 24192, while the sum is 35.

The square root of 8276312213 is about 90974.2392823375. The cubic root of 8276312213 is about 2022.7658915706.

The spelling of 8276312213 in words is "eight billion, two hundred seventy-six million, three hundred twelve thousand, two hundred thirteen".

Divisors: 1 13 113 1469 5633977 73241701 636639401 8276312213