668198292480

Names of 668198292480

• Cardinal: 668198292480 can be written as Six hundred sixty-eight billion, one hundred ninety-eight million, two hundred ninety-two thousand, four hundred eighty.

Scientific notation

• Scientific notation: 6.6819829248 × 10¹¹

Factors of 668198292480

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 14370

Divisors of 668198292480

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 512 576 640 720 768 960 1024 1093 1152 1280 1440 1536 1920 2186 2304 2560 2880 3072 3279 3840 4372 4608 5120 5465 5760 6558 7680 8744 9216 9837 10930 11520 13116 13267 15360 16395 17488 19674 21860 23040 26232 26534 32790 34976 39348 39801 43720 46080 49185 52464 53068 65580 66335 69952 78696 79602 87440 98370 104928 106136 119403 131160 132670 139904 157392 159204 174880 196740 199005 209856 212272 238806 262320 265340 279808 314784 318408 349760 393480 398010 419712 424544 477612 524640 530680 559616 597015 629568 636816 699520 786960 796020 839424 849088 955224 1049280 1061360 1119232 1194030 1259136 1273632 1399040 1573920 1592040 1678848 1698176 1910448 2098560 2122720 2388060 2518272 2547264 2798080 3147840 3184080 3357696 3396352 3820896 4197120 4245440 4776120 5036544 5094528 5596160 6295680 6368160 6792704 7641792 8394240 8490880 9552240 10073088 10189056 12591360 12736320 13585408 14500831 15283584 16788480 16981760 19104480 20378112 25182720 25472640 29001662 30567168 33963520 38208960 40756224 43502493 50365440 50945280 58003324 61134336 67927040 72504155 76417920 87004986 101890560 116006648 122268672 130507479 145008310 152835840 174009972 203781120 217512465 232013296 261014958 290016620 305671680 348019944 435024930 464026592 522029916 580033240 611343360 652537395 696039888 870049860 928053184 1044059832 1160066480 1305074790 1392079776 1740099720 1856106368 2088119664 2320132960 2610149580 2784159552 3480199440 3712212736 4176239328 4640265920 5220299160 5568319104 6960398880 7424425472 8352478656 9280531840 10440598320 11136638208 13920797760 14848850944 16704957312 18561063680 20881196640 22273276416 27841595520 33409914624 37122127360 41762393280 44546552832 55683191040 66819829248 74244254720 83524786560 111366382080 133639658496 167049573120 222732764160 334099146240 668198292480
• Sum of all divisors σ(n): 2317582645872
• Sum of proper divisors (its aliquot sum) s(n): 1649384353392
• 668198292480 is an abundant number, because the sum of its proper divisors (1649384353392) is greater than itself. Its abundance is 981186060912

Bases of 668198292480

• Binary: 1001101110010011101110001100110000000000₂
• Hexadecimal: 0x9B93B8CC00
• Base-36: 8IYS0E80

Squares and roots of 668198292480

• 668198292480 squared (668198292480²) is 446488958073187624550400
• 668198292480 cubed (668198292480³) is 298343159395678281595244607700992000
• The square root of 668198292480 is 817433.9682689973
• The cube root of 668198292480 is 8742.4895225591

Scales and comparisons

• 668,198,292,480 seconds is equal to 21,246 years, 33 weeks, 1 day, 12 hours, 48 minutes.
• To count from 1 to 668,198,292,480 would take you about forty-two thousand, four hundred ninety-three 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 668198292480 cubic inches would be around 728.5 feet tall.

Recreational maths with 668198292480

• 668198292480 backwards is 084292891866
• The number of decimal digits it has is: 12
• The sum of 668198292480's digits is 63
• More coming soon!