3997566720

Names of 3997566720

• Cardinal: 3997566720 can be written as Three billion, nine hundred ninety-seven million, five hundred sixty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.99756672 × 10⁹

Factors of 3997566720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 663

Divisors of 3997566720

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 89 90 96 105 112 120 126 128 140 144 160 168 178 180 192 210 224 240 252 256 267 280 288 315 320 336 356 360 384 420 445 448 480 504 534 557 560 576 623 630 640 672 712 720 768 801 840 890 896 960 1008 1068 1114 1120 1152 1246 1260 1280 1335 1344 1424 1440 1602 1671 1680 1780 1792 1869 1920 2016 2136 2228 2240 2304 2492 2520 2670 2688 2785 2848 2880 3115 3204 3342 3360 3560 3738 3840 3899 4005 4032 4272 4456 4480 4984 5013 5040 5340 5376 5570 5607 5696 5760 6230 6408 6684 6720 7120 7476 7798 8010 8064 8355 8544 8912 8960 9345 9968 10026 10080 10680 11140 11214 11392 11520 11697 12460 12816 13368 13440 14240 14952 15596 16020 16128 16710 17088 17824 18690 19495 19936 20052 20160 21360 22280 22428 22784 23394 24920 25065 25632 26736 26880 28035 28480 29904 31192 32040 33420 34176 35091 35648 37380 38990 39872 40104 40320 42720 44560 44856 46788 49573 49840 50130 51264 53472 56070 56960 58485 59808 62384 64080 66840 68352 70182 71296 74760 77980 79744 80208 80640 85440 89120 89712 93576 99146 99680 100260 102528 106944 112140 113920 116970 119616 124768 128160 133680 140364 142592 148719 149520 155960 159488 160416 170880 175455 178240 179424 187152 198292 199360 200520 205056 213888 224280 233940 239232 247865 249536 256320 267360 280728 297438 299040 311920 320832 341760 347011 350910 356480 358848 374304 396584 398720 401040 427776 446157 448560 467880 478464 495730 499072 512640 534720 561456 594876 598080 623840 641664 694022 701820 712960 717696 743595 748608 793168 797440 802080 892314 897120 935760 991460 998144 1025280 1041033 1069440 1122912 1189752 1196160 1247680 1283328 1388044 1403640 1435392 1487190 1497216 1586336 1604160 1735055 1784628 1794240 1871520 1982920 2082066 2138880 2230785 2245824 2379504 2392320 2495360 2776088 2807280 2974380 2994432 3123099 3172672 3208320 3470110 3569256 3588480 3743040 3965840 4164132 4461570 4491648 4759008 4990720 5205165 5552176 5614560 5948760 6246198 6345344 6416640 6940220 7138512 7176960 7486080 7931680 8328264 8923140 8983296 9518016 10410330 11104352 11229120 11897520 12492396 12690688 13880440 14277024 14972160 15615495 15863360 16656528 17846280 19036032 20820660 22208704 22458240 23795040 24984792 27760880 28554048 31230990 31726720 33313056 35692560 38072064 41641320 44417408 44916480 47590080 49969584 55521760 57108096 62461980 63453440 66626112 71385120 83282640 88834816 95180160 99939168 111043520 114216192 124923960 133252224 142770240 166565280 190360320 199878336 222087040 249847920 266504448 285540480 333130560 399756672 444174080 499695840 571080960 666261120 799513344 999391680 1332522240 1998783360 3997566720
• Sum of all divisors σ(n): 16013350080
• Sum of proper divisors (its aliquot sum) s(n): 12015783360
• 3997566720 is an abundant number, because the sum of its proper divisors (12015783360) is greater than itself. Its abundance is 8018216640

Bases of 3997566720

• Binary: 11101110010001100000011100000000₂
• Hexadecimal: 0xEE460700
• Base-36: 1U41Q80

Squares and roots of 3997566720

• 3997566720 squared (3997566720²) is 15980539680851558400
• 3997566720 cubed (3997566720³) is 63883273595811611119976448000
• The square root of 3997566720 is 63226.3135094875
• The cube root of 3997566720 is 1587.0791040743

Scales and comparisons

• 3,997,566,720 seconds is equal to 127 years, 5 weeks, 5 days, 3 hours, 12 minutes.
• To count from 1 to 3,997,566,720 would take you about two hundred fifty-four 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 3997566720 cubic inches would be around 132.3 feet tall.

Recreational maths with 3997566720

• 3997566720 backwards is 0276657993
• The number of decimal digits it has is: 10
• The sum of 3997566720's digits is 54
• More coming soon!