668979387342

Names of 668979387342

• Cardinal: 668979387342 can be written as Six hundred sixty-eight billion, nine hundred seventy-nine million, three hundred eighty-seven thousand, three hundred forty-two.

Scientific notation

• Scientific notation: 6.68979387342 × 10¹¹

Factors of 668979387342

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 216

Divisors of 668979387342

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 47 49 54 63 81 94 98 126 141 147 157 162 189 243 282 294 314 329 378 423 441 471 486 567 658 729 846 882 942 987 1099 1134 1269 1323 1413 1458 1701 1974 2187 2198 2209 2303 2538 2646 2826 2961 3297 3402 3807 3969 4239 4374 4418 4606 5103 5922 6561 6594 6627 6909 7379 7614 7693 7938 8478 8883 9891 10206 11421 11907 12717 13122 13254 13818 14758 15309 15386 15463 17766 19683 19782 19881 20727 22137 22842 23079 23814 25434 26649 29673 30618 30926 34263 35721 38151 39366 39762 41454 44274 45927 46158 46389 51653 53298 59346 59643 62181 66411 68526 69237 71442 76302 79947 89019 91854 92778 102789 103306 107163 108241 114453 119286 124362 132822 137781 138474 139167 154959 159894 178038 178929 186543 199233 205578 207711 214326 216482 228906 239841 267057 275562 278334 308367 309918 321489 324723 343359 346813 357858 361571 373086 398466 415422 417501 464877 479682 534114 536787 559629 597699 616734 623133 642978 649446 686718 693626 719523 723142 801171 835002 925101 929754 964467 974169 1030077 1040439 1073574 1084713 1119258 1195398 1246266 1252503 1394631 1439046 1602342 1610361 1678887 1793097 1850202 1869399 1928934 1948338 2060154 2080878 2158569 2169426 2403513 2427691 2505006 2789262 2922507 3090231 3121317 3220722 3254139 3357774 3586194 3738798 3757509 4183893 4317138 4807026 4831083 4855382 5036661 5379291 5608197 5845014 6180462 6242634 6475707 6508278 7210539 7283073 7515018 8367786 8767521 9363951 9662166 9762417 10073322 10758582 11216394 11272527 12551679 12951414 14421078 14493249 14566146 15109983 16137873 16824591 16993837 17535042 18727902 19524834 21631617 21849219 22545054 25103358 26302563 28091853 28986498 29287251 30219966 32275746 33649182 33817581 33987674 37655037 43263234 43479747 43698438 45329949 48413619 50473773 50981511 52605126 56183706 58574502 65547657 67635162 75310074 78907689 84275559 86959494 87861753 90659898 96827238 100947546 101452743 101963022 112965111 131095314 145240857 151421319 152944533 157815378 168551118 175723506 196642971 202905486 225930222 236723067 252826677 263585259 290481714 302842638 304358229 305889066 338895333 393285942 458833599 473446134 505653354 527170518 589928913 608716458 677790666 710169201 758480031 790755777 917667198 1016685999 1179857826 1376500797 1420338402 1516960062 1581511554 1769786739 2033371998 2130507603 2275440093 2372267331 2753001594 3539573478 4129502391 4261015206 4550880186 4744534662 5309360217 6826320279 7116801993 8259004782 10618720434 12388507173 13652640558 14233603986 15928080651 24777014346 31856161302 37165521519 47784241953 74331043038 95568483906 111496564557 222993129114 334489693671 668979387342
• Sum of all divisors σ(n): 1800362478024
• Sum of proper divisors (its aliquot sum) s(n): 1131383090682
• 668979387342 is an abundant number, because the sum of its proper divisors (1131383090682) is greater than itself. Its abundance is 462403703340

Bases of 668979387342

• Binary: 1001101111000010010001110101101111001110₂
• Hexadecimal: 0x9BC2475BCE
• Base-36: 8JBP1YVI

Squares and roots of 668979387342

• 668979387342 squared (668979387342²) is 447533420688477669824964
• 668979387342 cubed (668979387342³) is 299390633587247339398152177097205688
• The square root of 668979387342 is 817911.6011782691
• The cube root of 668979387342 is 8745.8947265865

Scales and comparisons

• 668,979,387,342 seconds is equal to 21,271 years, 24 weeks, 4 days, 23 hours, 35 minutes, 42 seconds.
• To count from 1 to 668,979,387,342 would take you about forty-two thousand, five hundred forty-two 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 668979387342 cubic inches would be around 728.8 feet tall.

Recreational maths with 668979387342

• 668979387342 backwards is 243783979866
• The number of decimal digits it has is: 12
• The sum of 668979387342's digits is 72
• More coming soon!