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13448844896 = 257314938639
BaseRepresentation
bin11001000011001110…
…10001011001100000
31021201021101002220112
430201213101121200
5210020401014041
610102303230452
7654163203224
oct144147213140
937637332815
1013448844896
115781582253
122733ba8428
1313643859b6
14918206784
1553aa62deb
hex3219d1660

13448844896 has 48 divisors (see below), whose sum is σ = 27020952000. Its totient is φ = 6587624448.

The previous prime is 13448844853. The next prime is 13448844911. The reversal of 13448844896 is 69844884431.

It is a happy number.

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, 328745 + ... + 367383.

It is an arithmetic number, because the mean of its divisors is an integer number (562936500).

Almost surely, 213448844896 is an apocalyptic number.

13448844896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13448844896 is an abundant number, since it is smaller than the sum of its proper divisors (13572107104).

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

13448844896 is a wasteful number, since it uses less digits than its factorization.

13448844896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38871 (or 38863 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 59.

The spelling of 13448844896 in words is "thirteen billion, four hundred forty-eight million, eight hundred forty-four thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 16 32 73 146 149 292 298 584 596 1168 1192 2336 2384 4768 10877 21754 38639 43508 77278 87016 154556 174032 309112 348064 618224 1236448 2820647 5641294 5757211 11282588 11514422 22565176 23028844 45130352 46057688 90260704 92115376 184230752 420276403 840552806 1681105612 3362211224 6724422448 13448844896