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8066238768 = 243373497643
BaseRepresentation
bin1111000001100100…
…10000100100110000
3202211011001101102000
413200302100210300
5113004424120033
63412223254000
7403613620050
oct74062204460
922734041360
108066238768
11346a1aa635
12169144a300
139b7195963
145673cb560
15323231a13
hex1e0c90930

8066238768 has 160 divisors (see below), whose sum is σ = 26539968000. Its totient is φ = 2297735424.

The previous prime is 8066238743. The next prime is 8066238793. The reversal of 8066238768 is 8678326608.

It is a happy number.

8066238768 is a `hidden beast` number, since 8 + 0 + 6 + 623 + 8 + 7 + 6 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (8066238743) and next prime (8066238793).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1051555 + ... + 1059197.

It is an arithmetic number, because the mean of its divisors is an integer number (165874800).

Almost surely, 28066238768 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 8066238768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13269984000).

8066238768 is an abundant number, since it is smaller than the sum of its proper divisors (18473729232).

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

8066238768 is a wasteful number, since it uses less digits than its factorization.

8066238768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8016 (or 8004 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The square root of 8066238768 is about 89812.2417491068. The cubic root of 8066238768 is about 2005.5047323936.

The spelling of 8066238768 in words is "eight billion, sixty-six million, two hundred thirty-eight thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 54 56 63 72 84 108 112 126 144 168 189 216 252 336 349 378 432 504 698 756 1008 1047 1396 1512 2094 2443 2792 3024 3141 4188 4886 5584 6282 7329 7643 8376 9423 9772 12564 14658 15286 16752 18846 19544 21987 22929 25128 29316 30572 37692 39088 43974 45858 50256 53501 58632 61144 65961 68787 75384 87948 91716 107002 117264 122288 131922 137574 150768 160503 175896 183432 206361 214004 263844 275148 321006 351792 366864 412722 428008 481509 527688 550296 642012 825444 856016 963018 1055376 1100592 1284024 1444527 1650888 1926036 2568048 2667407 2889054 3301776 3852072 5334814 5778108 7704144 8002221 10669628 11556216 16004442 18671849 21339256 23112432 24006663 32008884 37343698 42678512 48013326 56015547 64017768 72019989 74687396 96026652 112031094 128035536 144039978 149374792 168046641 192053304 224062188 288079956 298749584 336093282 384106608 448124376 504139923 576159912 672186564 896248752 1008279846 1152319824 1344373128 2016559692 2688746256 4033119384 8066238768