6688650816

Names of 6688650816

• Cardinal: 6688650816 can be written as Six billion, six hundred eighty-eight million, six hundred fifty thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 6.688650816 × 10⁹

Factors of 6688650816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 959

Divisors of 6688650816

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 81 96 102 108 136 144 153 162 192 204 216 243 272 288 306 324 408 432 459 486 544 576 612 648 729 816 864 918 937 972 1088 1224 1296 1377 1458 1632 1728 1836 1874 1944 2187 2448 2592 2754 2811 2916 3264 3672 3748 3888 4131 4374 4896 5184 5508 5622 5832 6561 7344 7496 7776 8262 8433 8748 9792 11016 11244 11664 12393 13122 14688 14992 15552 15929 16524 16866 17496 22032 22488 23328 24786 25299 26244 29376 29984 31858 33048 33732 34992 37179 44064 44976 46656 47787 49572 50598 52488 59968 63716 66096 67464 69984 74358 75897 88128 89952 95574 99144 101196 104976 111537 127432 132192 134928 139968 143361 148716 151794 179904 191148 198288 202392 209952 223074 227691 254864 264384 269856 286722 297432 303588 382296 396576 404784 419904 430083 446148 455382 509728 539712 573444 594864 607176 683073 764592 793152 809568 860166 892296 910764 1019456 1146888 1189728 1214352 1290249 1366146 1529184 1619136 1720332 1784592 1821528 2049219 2293776 2379456 2428704 2580498 2732292 3058368 3440664 3569184 3643056 3870747 4098438 4587552 4857408 5160996 5464584 6147657 6881328 7138368 7286112 7741494 8196876 9175104 10321992 10929168 11612241 12295314 13762656 14572224 15482988 16393752 20643984 21858336 23224482 24590628 27525312 30965976 32787504 34836723 41287968 43716672 46448964 49181256 61931952 65575008 69673446 82575936 92897928 98362512 104510169 123863904 131150016 139346892 185795856 196725024 209020338 247727808 278693784 371591712 393450048 418040676 557387568 743183424 836081352 1114775136 1672162704 2229550272 3344325408 6688650816
• Sum of all divisors σ(n): 21101741388
• Sum of proper divisors (its aliquot sum) s(n): 14413090572
• 6688650816 is an abundant number, because the sum of its proper divisors (14413090572) is greater than itself. Its abundance is 7724439756

Bases of 6688650816

• Binary: 110001110101011001011011001000000₂
• Hexadecimal: 0x18EACB640
• Base-36: 32M9000

Squares and roots of 6688650816

• 6688650816 squared (6688650816²) is 44738049738377465856
• 6688650816 cubed (6688650816³) is 299237192888847023513746538496
• The square root of 6688650816 is 81784.1721606327
• The cube root of 6688650816 is 1884.1385755509

Scales and comparisons

• 6,688,650,816 seconds is equal to 212 years, 35 weeks, 1 day, 22 hours, 33 minutes, 36 seconds.
• To count from 1 to 6,688,650,816 would take you about four hundred twenty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 6688650816 cubic inches would be around 157 feet tall.

Recreational maths with 6688650816

• 6688650816 backwards is 6180568866
• 6688650816 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6688650816's digits is 54
• More coming soon!