6991064820

Names of 6991064820

• Cardinal: 6991064820 can be written as Six billion, nine hundred ninety-one million, sixty-four thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 6.99106482 × 10⁹

Factors of 6991064820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 191

Divisors of 6991064820

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 23 30 31 36 38 45 46 47 57 60 61 62 69 76 90 92 93 94 95 114 115 122 124 138 141 155 171 180 183 186 188 190 207 228 230 235 244 276 279 282 285 305 310 342 345 366 372 380 414 423 437 460 465 470 549 558 564 570 589 610 620 684 690 705 713 732 828 846 855 874 893 915 930 940 1035 1081 1098 1116 1140 1159 1178 1220 1311 1380 1395 1403 1410 1426 1457 1692 1710 1748 1767 1786 1830 1860 1891 2070 2115 2139 2162 2185 2196 2318 2356 2622 2679 2745 2790 2806 2820 2852 2867 2914 2945 3243 3420 3477 3534 3565 3572 3660 3782 3933 4140 4209 4230 4278 4324 4370 4371 4465 4636 5244 5301 5358 5405 5490 5580 5612 5673 5734 5795 5828 5890 6417 6486 6555 6954 7015 7068 7130 7285 7564 7866 8037 8418 8460 8556 8601 8740 8742 8835 8930 9455 9729 10431 10602 10695 10716 10810 10980 11346 11468 11590 11780 12627 12834 12972 13110 13113 13395 13547 13908 14030 14260 14335 14570 15732 16074 16215 16836 17019 17202 17385 17484 17670 17860 18910 19458 19665 20539 20862 21045 21204 21390 21620 21855 22692 23180 25254 25668 25803 26220 26226 26505 26657 26790 27094 27683 28060 28365 28670 29140 32085 32148 32430 33511 34038 34404 34770 35340 35929 37820 38916 39330 40185 40641 41078 41724 42090 42780 43005 43493 43710 48645 50508 51606 52155 52452 53010 53314 53580 54188 54473 55366 56730 57340 61617 63135 64170 64860 65565 65941 67022 67735 68076 69540 71858 78660 79971 80370 81282 82156 83049 84180 85095 86010 86986 87420 88877 97290 100533 102695 103212 104310 106020 106628 107787 108946 110732 113460 121923 123234 126270 128340 129015 130479 131130 131882 133285 134044 135470 138415 143716 159942 160740 162564 163419 166098 167555 170190 172020 173972 177754 179645 184851 194580 197823 201066 203205 205390 208620 215574 217465 217892 239913 243846 246468 249147 252540 258030 260958 262260 263764 266570 266631 270940 272365 276830 301599 308085 319884 323361 326838 329705 332196 335110 340380 355508 359290 369702 391437 395646 399855 402132 406410 410780 415245 431148 434930 444385 479826 487692 490257 498294 502665 516060 521916 533140 533262 538935 544730 553660 593469 603198 609615 616170 636709 646722 652395 653676 659410 670220 718580 739404 782874 791292 799710 799893 812820 817095 826367 830490 869860 888770 924255 959652 980514 989115 996588 1005330 1066524 1077870 1089460 1186938 1199565 1206396 1219230 1232340 1245735 1252879 1273418 1293444 1304790 1318820 1333155 1507995 1565748 1599420 1599786 1616805 1634190 1652734 1660980 1688663 1777540 1848510 1910127 1957185 1961028 1978230 2010660 2044171 2155740 2373876 2399130 2438460 2451285 2479101 2491470 2505758 2546836 2609580 2666310 2967345 3015990 3183545 3199572 3233610 3268380 3305468 3377326 3697020 3758637 3820254 3914370 3956460 3999465 4088342 4131835 4798260 4902570 4958202 4982940 5011516 5065989 5332620 5730381 5934690 6031980 6132513 6264395 6367090 6467220 6754652 7437303 7517274 7640508 7828740 7998930 8176684 8263670 8443315 9550635 9805140 9916404 10131978 10220855 11275911 11460762 11869380 12265026 12395505 12528790 12734180 14874606 15034548 15197967 15997860 16527340 16886630 18397539 18793185 19101270 20263956 20441710 22551822 22921524 24530052 24791010 25057580 25329945 28651905 29749212 30395934 30662565 33773260 36795078 37186515 37586370 38202540 38839249 40883420 45103644 49582020 50659890 56379555 57303810 60791868 61325130 73590156 74373030 75172740 75989835 77678498 91987695 101319780 112759110 114607620 116517747 122650260 148746060 151979670 155356996 183975390 194196245 225518220 233035494 303959340 349553241 367950780 388392490 466070988 582588735 699106482 776784980 1165177470 1398212964 1747766205 2330354940 3495532410 6991064820
• Sum of all divisors σ(n): 24958402560
• Sum of proper divisors (its aliquot sum) s(n): 17967337740
• 6991064820 is an abundant number, because the sum of its proper divisors (17967337740) is greater than itself. Its abundance is 10976272920

Bases of 6991064820

• Binary: 110100000101100110010111011110100₂
• Hexadecimal: 0x1A0B32EF4
• Base-36: 37MAS50

Squares and roots of 6991064820

• 6991064820 squared (6991064820²) is 48874987317441632400
• 6991064820 cubed (6991064820³) is 341688204412912368675012168000
• The square root of 6991064820 is 83612.5876886967
• The cube root of 6991064820 is 1912.1169131459

Scales and comparisons

• 6,991,064,820 seconds is equal to 222 years, 15 weeks, 2 days, 2 hours, 27 minutes.
• To count from 1 to 6,991,064,820 would take you about four hundred forty-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 6991064820 cubic inches would be around 159.3 feet tall.

Recreational maths with 6991064820

• 6991064820 backwards is 0284601996
• 6991064820 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6991064820's digits is 45
• More coming soon!