668647800576

Names of 668647800576

• Cardinal: 668647800576 can be written as Six hundred sixty-eight billion, six hundred forty-seven million, eight hundred thousand, five hundred seventy-six.

Scientific notation

• Scientific notation: 6.68647800576 × 10¹¹

Factors of 668647800576

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 596

Divisors of 668647800576

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 56 57 63 64 71 72 73 76 84 96 112 114 126 128 133 142 144 146 152 168 171 192 213 219 224 228 252 256 266 284 288 292 304 336 342 384 399 421 426 438 448 456 497 504 511 532 568 576 584 608 639 657 672 684 768 798 842 852 876 896 912 994 1008 1022 1064 1136 1152 1168 1197 1216 1263 1278 1314 1344 1349 1368 1387 1491 1533 1596 1684 1704 1752 1792 1824 1988 2016 2044 2128 2272 2304 2336 2394 2432 2526 2556 2628 2688 2698 2736 2774 2947 2982 3066 3192 3368 3408 3504 3648 3789 3976 4032 4047 4088 4161 4256 4473 4544 4599 4672 4788 4864 5052 5112 5183 5256 5376 5396 5472 5548 5894 5964 6132 6384 6736 6816 7008 7296 7578 7952 7999 8064 8094 8176 8322 8512 8841 8946 9088 9198 9344 9443 9576 9709 10104 10224 10366 10512 10792 10944 11096 11788 11928 12141 12264 12483 12768 13472 13632 14016 14592 15156 15549 15904 15998 16128 16188 16352 16644 17024 17682 17892 18176 18396 18688 18886 19152 19418 20208 20448 20732 21024 21584 21888 22192 23576 23856 23997 24282 24528 24966 25536 26523 26944 27264 28032 28329 29127 29891 30312 30733 31098 31808 31996 32376 32704 33288 34048 35364 35784 36281 36792 37772 38304 38836 40416 40896 41464 42048 43168 43776 44384 46647 47152 47712 47994 48564 49056 49932 51072 53046 53888 54528 55993 56064 56658 58254 59782 60624 61466 62196 63616 63992 64752 65408 66576 70728 71568 71991 72562 73584 75544 76608 77672 80832 81792 82928 84096 84987 86336 87381 88768 89673 92199 93294 94304 95424 95988 97128 98112 98477 99864 102144 106092 107776 108843 111986 113316 116508 119564 121248 122932 124392 127232 127984 129504 130816 133152 141456 143136 143982 145124 147168 151088 153216 155344 161664 163584 165856 167979 168192 169974 172672 174762 177536 179346 184398 186588 188608 190848 191976 194256 196224 196954 199728 209237 212184 215131 217686 223972 226632 233016 239128 242496 245864 248784 255968 259008 266304 269019 276597 282912 286272 287964 290248 294336 295431 302176 306432 310688 323328 326529 331712 335958 339948 345344 349524 355072 358692 368796 373176 377216 381696 383952 388512 392448 393908 399456 418474 424368 430262 435372 447944 453264 466032 478256 484992 491728 497568 503937 511936 518016 532608 538038 553194 565824 567929 572544 575928 580496 583927 588672 590862 604352 621376 627711 645393 653058 663424 671916 679896 689339 699048 717384 737592 746352 754432 767904 777024 787816 798912 836948 848736 860524 870744 886293 895888 906528 932064 956512 969984 983456 995136 1007874 1023872 1036032 1065216 1076076 1106388 1131648 1135858 1145088 1151856 1160992 1167854 1177344 1181724 1208704 1242752 1255422 1290786 1306116 1326848 1343832 1359792 1378678 1398096 1434768 1475184 1492704 1535808 1554048 1575632 1597824 1673896 1697472 1703787 1721048 1741488 1751781 1772586 1791776 1813056 1864128 1883133 1913024 1936179 1966912 1990272 2015748 2047744 2068017 2152152 2182043 2212776 2263296 2271716 2303712 2321984 2335708 2363448 2417408 2485504 2510844 2581572 2612232 2687664 2719584 2757356 2796192 2869536 2950368 2985408 3071616 3108096 3151264 3195648 3347792 3394944 3407574 3442096 3482976 3503562 3545172 3583552 3626112 3728256 3766266 3826048 3872358 3933824 3975503 3980544 4031496 4087489 4136034 4304304 4364086 4425552 4543432 4607424 4643968 4671416 4726896 5021688 5111361 5163144 5224464 5255343 5375328 5439168 5514712 5592384 5739072 5900736 5970816 6143232 6204051 6302528 6546129 6695584 6789888 6815148 6884192 6965952 7007124 7090344 7167104 7252224 7456512 7532532 7652096 7744716 7867648 7951006 8062992 8174978 8272068 8608608 8728172 8851104 9086864 9214848 9287936 9342832 9453792 10043376 10222722 10326288 10448928 10510686 10750656 10878336 11029424 11184768 11478144 11801472 11926509 11941632 12262467 12408102 12605056 13092258 13391168 13630296 13768384 13931904 14014248 14180688 14334208 15065064 15274301 15489432 15902012 16125984 16349956 16544136 17217216 17456344 17702208 18173728 18429696 18685664 18907584 19638387 20086752 20445444 20652576 20897856 21021372 21501312 21756672 22058848 22369536 22956288 23602944 23853018 24524934 24816204 25210112 26184516 26782336 27260592 27536768 27863808 28028496 28361376 30130128 30548602 30978864 31804024 32251968 32699912 33088272 34434432 34912688 35404416 35779527 36347456 36787401 37371328 37815168 39276774 40173504 40890888 41305152 41458817 41795712 42042744 43002624 44117696 45822903 47706036 49049868 49632408 52369032 53564672 54521184 55073536 56056992 56722752 60260256 61097204 61957728 63608048 64503936 65399824 66176544 68868864 69825376 70808832 71559054 72694912 73574802 74742656 75630336 78553548 80347008 81781776 82610304 82917634 83591424 84085488 88235392 91645806 95412072 98099736 99264816 104738064 109042368 112113984 113445504 120520512 122194408 123915456 124376451 127216096 129007872 130799648 132353088 137468709 139650752 143118108 145389824 147149604 149485312 157107096 160694016 163563552 165220608 165835268 168170976 176470784 183291612 190824144 196199472 198529632 209476128 218084736 224227968 226891008 241041024 244388816 247830912 248752902 254432192 261599296 264706176 274937418 279301504 286236216 290211719 294299208 314214192 327127104 331670536 336341952 366583224 373129353 381648288 392398944 397059264 418952256 436169472 448455936 482082048 488777632 495661824 497505804 508864384 523198592 529412352 549874836 558603008 572472432 580423438 588598416 628428384 654254208 663341072 672683904 733166448 746258706 763296576 784797888 794118528 837904512 870635157 977555264 995011608 1017728768 1046397184 1099749672 1144944864 1160846876 1177196832 1256856768 1308508416 1326682144 1345367808 1466332896 1492517412 1526593152 1569595776 1588237056 1675809024 1741270314 1955110528 1990023216 2199499344 2289889728 2321693752 2354393664 2513713536 2611905471 2653364288 2932665792 2985034824 3053186304 3139191552 3482540628 3910221056 3980046432 4398998688 4579779456 4643387504 4708787328 5027427072 5223810942 5306728576 5865331584 5970069648 6965081256 7960092864 8797997376 9159558912 9286775008 9417574656 10447621884 10613457152 11730663168 11940139296 13930162512 15920185728 17595994752 18573550016 20895243768 23880278592 27860325024 31840371456 35191989504 37147100032 41790487536 47760557184 55720650048 74294200064 83580975072 95521114368 111441300096 167161950144 222882600192 334323900288 668647800576
• Sum of all divisors σ(n): 2389796398080
• Sum of proper divisors (its aliquot sum) s(n): 1721148597504
• 668647800576 is an abundant number, because the sum of its proper divisors (1721148597504) is greater than itself. Its abundance is 1052500796928

Bases of 668647800576

• Binary: 1001101110101110100000111011111100000000₂
• Hexadecimal: 0x9BAE83BF00
• Base-36: 8J67MWW0

Squares and roots of 668647800576

• 668647800576 squared (668647800576²) is 447089881215122265931776
• 668647800576 cubed (668647800576³) is 298945665734276601426207397669502976
• The square root of 668647800576 is 817708.8727511767
• The cube root of 668647800576 is 8744.4494891211

Scales and comparisons

• 668,647,800,576 seconds is equal to 21,260 years, 48 weeks, 3 days, 4 hours, 9 minutes, 36 seconds.
• To count from 1 to 668,647,800,576 would take you about forty-two thousand, five hundred twenty-one 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 668647800576 cubic inches would be around 728.7 feet tall.

Recreational maths with 668647800576

• 668647800576 backwards is 675008746866
• 668647800576 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 668647800576's digits is 63
• More coming soon!