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12968245248 = 21137301531
BaseRepresentation
bin11000001001111011…
…11011100000000000
31020110210001010010120
430010331323200000
5203024332321443
65542454300240
7636236160120
oct140475734000
936423033116
1012968245248
115555266662
12261b057680
1312b89340ca
148b0460c80
1550d77d083
hex304f7b800

12968245248 has 96 divisors (see below), whose sum is σ = 39512753280. Its totient is φ = 3705200640.

The previous prime is 12968245231. The next prime is 12968245261. The reversal of 12968245248 is 84254286921.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 12968245248.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107758 + ... + 193773.

It is an arithmetic number, because the mean of its divisors is an integer number (411591180).

Almost surely, 212968245248 is an apocalyptic number.

It is an amenable number.

12968245248 is an abundant number, since it is smaller than the sum of its proper divisors (26544508032).

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

12968245248 is an equidigital number, since it uses as much as digits as its factorization.

12968245248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301563 (or 301543 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The spelling of 12968245248 in words is "twelve billion, nine hundred sixty-eight million, two hundred forty-five thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 256 336 384 448 512 672 768 896 1024 1344 1536 1792 2048 2688 3072 3584 5376 6144 7168 10752 14336 21504 43008 301531 603062 904593 1206124 1809186 2110717 2412248 3618372 4221434 4824496 6332151 7236744 8442868 9648992 12664302 14473488 16885736 19297984 25328604 28946976 33771472 38595968 50657208 57893952 67542944 77191936 101314416 115787904 135085888 154383872 202628832 231575808 270171776 308767744 405257664 463151616 540343552 617535488 810515328 926303232 1080687104 1621030656 1852606464 2161374208 3242061312 4322748416 6484122624 12968245248