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12313303310 = 2571115991303
BaseRepresentation
bin10110111011110111…
…00001100100001110
31011210010122121200202
423131323201210032
5200204201201220
65353500453502
7614064231320
oct133573414416
934703577622
1012313303310
1152495a2030
12247784a292
13121303c8b9
1484b495610
154c100b275
hex2ddee190e

12313303310 has 32 divisors (see below), whose sum is σ = 27632973312. Its totient is φ = 3837912480.

The previous prime is 12313303309. The next prime is 12313303339. The reversal of 12313303310 is 1330331321.

It is a super-2 number, since 2×123133033102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7994882 + ... + 7996421.

It is an arithmetic number, because the mean of its divisors is an integer number (863530416).

Almost surely, 212313303310 is an apocalyptic number.

12313303310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12313303310 is an abundant number, since it is smaller than the sum of its proper divisors (15319670002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12313303310 is a wasteful number, since it uses less digits than its factorization.

12313303310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15991328.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 12313303310 its reverse (1330331321), we get a palindrome (13643634631).

The spelling of 12313303310 in words is "twelve billion, three hundred thirteen million, three hundred three thousand, three hundred ten".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 15991303 31982606 79956515 111939121 159913030 175904333 223878242 351808666 559695605 879521665 1119391210 1231330331 1759043330 2462660662 6156651655 12313303310