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12313143330 = 235496782633
BaseRepresentation
bin10110111011110101…
…11010100000100010
31011210010100111020120
423131322322200202
5200204131041310
65353453221110
7614062664025
oct133572724042
934703314216
1012313143330
1152494a2914
122477791796
131212cb4b37
1484b4531bc
154c0ec8b70
hex2ddeba822

12313143330 has 32 divisors (see below), whose sum is σ = 29557851264. Its totient is φ = 3282804096.

The previous prime is 12313143313. The next prime is 12313143341. The reversal of 12313143330 is 3334131321.

It is a happy number.

It is a super-2 number, since 2×123131433302 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12313143330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107694 + ... + 190326.

It is an arithmetic number, because the mean of its divisors is an integer number (923682852).

Almost surely, 212313143330 is an apocalyptic number.

12313143330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12313143330 is an abundant number, since it is smaller than the sum of its proper divisors (17244707934).

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

12313143330 is a wasteful number, since it uses less digits than its factorization.

12313143330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87610.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 12313143330 its reverse (3334131321), we get a palindrome (15647274651).

The spelling of 12313143330 in words is "twelve billion, three hundred thirteen million, one hundred forty-three thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 4967 9934 14901 24835 29802 49670 74505 82633 149010 165266 247899 413165 495798 826330 1239495 2478990 410438111 820876222 1231314333 2052190555 2462628666 4104381110 6156571665 12313143330