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9813246317 = 72200270333
BaseRepresentation
bin10010010001110101…
…00100000101101101
3221022220100120020022
421020322210011231
5130044142340232
64301431531525
7465116134400
oct111072440555
927286316208
109813246317
11418635a226
121a9a529ba5
13c050c0534
1469142bd37
153c67bd812
hex248ea416d

9813246317 has 6 divisors (see below), whose sum is σ = 11415409038. Its totient is φ = 8411353944.

The previous prime is 9813246283. The next prime is 9813246341. The reversal of 9813246317 is 7136423189.

It can be written as a sum of positive squares in only one way, i.e., 5771592841 + 4041653476 = 75971^2 + 63574^2 .

It is not a de Polignac number, because 9813246317 - 28 = 9813246061 is a prime.

It is a super-2 number, since 2×98132463172 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9813246367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100135118 + ... + 100135215.

It is an arithmetic number, because the mean of its divisors is an integer number (1902568173).

Almost surely, 29813246317 is an apocalyptic number.

It is an amenable number.

9813246317 is a deficient number, since it is larger than the sum of its proper divisors (1602162721).

9813246317 is a wasteful number, since it uses less digits than its factorization.

9813246317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200270347 (or 200270340 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 9813246317 is about 99061.8307775502. The cubic root of 9813246317 is about 2140.9387034602.

The spelling of 9813246317 in words is "nine billion, eight hundred thirteen million, two hundred forty-six thousand, three hundred seventeen".

Divisors: 1 7 49 200270333 1401892331 9813246317