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8224800768 = 215321672
BaseRepresentation
bin1111010100011110…
…01000000000000000
3210020012102011120200
413222033020000000
5113321022111033
63440050005200
7410550436662
oct75217100000
923205364520
108224800768
11354075a608
121716576800
13a10ca1a22
145804a4532
15332103013
hex1ea3c8000

8224800768 has 144 divisors (see below), whose sum is σ = 23903301435. Its totient is φ = 2725183488.

The previous prime is 8224800763. The next prime is 8224800799. The reversal of 8224800768 is 8670084228.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 4112400384 + 4112400384 = 64128^2 + 64128^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is an ABA number since it can be written as A⋅BA, here for A=2, B=64128.

It is not an unprimeable number, because it can be changed into a prime (8224800763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 49250221 + ... + 49250387.

Almost surely, 28224800768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8224800768

8224800768 is an abundant number, since it is smaller than the sum of its proper divisors (15678500667).

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

8224800768 is an frugal number, since it uses more digits than its factorization.

8224800768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 45.

The square root of 8224800768 is about 90690.6873278618. The cubic root of 8224800768 is about 2018.5606162565.

The spelling of 8224800768 in words is "eight billion, two hundred twenty-four million, eight hundred thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 167 192 256 288 334 384 501 512 576 668 768 1002 1024 1152 1336 1503 1536 2004 2048 2304 2672 3006 3072 4008 4096 4608 5344 6012 6144 8016 8192 9216 10688 12024 12288 16032 16384 18432 21376 24048 24576 27889 32064 32768 36864 42752 48096 49152 55778 64128 73728 83667 85504 96192 98304 111556 128256 147456 167334 171008 192384 223112 251001 256512 294912 334668 342016 384768 446224 502002 513024 669336 684032 769536 892448 1004004 1026048 1338672 1368064 1539072 1784896 2008008 2052096 2677344 2736128 3078144 3569792 4016016 4104192 5354688 5472256 6156288 7139584 8032032 8208384 10709376 12312576 14279168 16064064 16416768 21418752 24625152 28558336 32128128 42837504 49250304 57116672 64256256 85675008 114233344 128512512 171350016 228466688 257025024 342700032 456933376 514050048 685400064 913866752 1028100096 1370800128 2056200192 2741600256 4112400384 8224800768