1988859461631680

Names of 1988859461631680

• Cardinal: 1988859461631680 can be written as One quadrillion, nine hundred eighty-eight trillion, eight hundred fifty-nine billion, four hundred sixty-one million, six hundred thirty-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.98885946163168 × 10¹⁵

Factors of 1988859461631680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 671839396

Divisors of 1988859461631680

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 29 32 40 44 55 58 64 80 88 110 116 145 160 176 220 232 290 319 320 352 440 464 580 638 704 841 880 928 1160 1276 1595 1682 1760 1856 2320 2552 3190 3364 3520 4205 4640 5104 6380 6728 8410 9251 9280 10208 12760 13456 16820 18502 20416 25520 26912 33640 37004 46255 51040 53824 67280 74008 92510 102080 134560 148016 185020 269120 296032 370040 592064 740080 1480160 2960320 671839349 1343678698 2687357396 3359196745 5374714792 6718393490 7390232839 10749429584 13436786980 14780465678 19483341121 21498859168 26873573960 29560931356 36951164195 38966682242 42997718336 53747147920 59121862712 73902328390 77933364484 97416705605 107494295840 118243725424 147804656780 155866728968 194833411210 214316752331 214988591680 236487450848 295609313560 311733457936 389666822420 428633504662 472974901696 565016892509 591218627120 623466915872 779333644840 857267009324 1071583761655 1130033785018 1182437254240 1246933831744 1558667289680 1714534018648 2143167523310 2260067570036 2364874508480 2825084462545 3117334579360 3429068037296 4286335046620 4520135140072 5650168925090 6215185817599 6234669158720 6858136074592 8572670093240 9040270280144 11300337850180 12430371635198 13716272149184 17145340186480 18080540560288 22600675700360 24860743270396 31075929087995 34290680372960 36161081120576 45201351400720 49721486540792 62151858175990 68581360745920 90402702801440 99442973081584 124303716351980 180805405602880 198885946163168 248607432703960 397771892326336 497214865407920 994429730815840 1988859461631680
• Sum of all divisors σ(n): 5350813443284400
• Sum of proper divisors (its aliquot sum) s(n): 3361953981652720
• 1988859461631680 is an abundant number, because the sum of its proper divisors (3361953981652720) is greater than itself. Its abundance is 1373094520021040

Bases of 1988859461631680

• Binary: 111000100001101101101101101101101111111111011000000₂
• Hexadecimal: 0x710DB6DB7FEC0
• Base-36: JKZPF8MJ7K

Squares and roots of 1988859461631680

• 1988859461631680 squared (1988859461631680²) is 3955561958121856010047979622400
• 1988859461631680 cubed (1988859461631680³) is 7867056826480988494170049340372555294277632000
• The square root of 1988859461631680 is 44596630.6085076343
• The cube root of 1988859461631680 is 125757.7326303089

Scales and comparisons

• 1,988,859,461,631,680 seconds is equal to 63,239,578 years, 48 weeks, 3 days, 20 hours, 21 minutes, 20 seconds.
• To count from 1 to 1,988,859,461,631,680 would take you about one hundred eighty-nine million, seven hundred eighteen thousand, seven hundred thirty-six 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 1988859461631680 cubic inches would be around 10479.8 feet tall.

Recreational maths with 1988859461631680

• 1988859461631680 backwards is 0861361649588891
• The number of decimal digits it has is: 16
• The sum of 1988859461631680's digits is 83
• More coming soon!