6439453020

Names of 6439453020

• Cardinal: 6439453020 can be written as Six billion, four hundred thirty-nine million, four hundred fifty-three thousand and twenty.

Scientific notation

• Scientific notation: 6.43945302 × 10⁹

Factors of 6439453020

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 60

Divisors of 6439453020

• Number of divisors d(n): 1080
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 13 14 15 18 19 20 21 22 26 27 28 30 33 35 36 38 39 42 44 45 52 54 55 57 60 63 65 66 70 76 77 78 81 84 90 91 95 99 105 108 110 114 117 121 126 130 132 133 135 140 143 154 156 162 165 171 180 182 189 190 195 198 209 210 220 228 231 234 242 247 252 260 266 270 273 285 286 297 308 315 324 330 342 351 361 363 364 378 380 385 390 396 399 405 418 420 429 455 462 468 484 494 495 513 532 540 546 567 570 572 585 594 605 627 630 660 665 684 693 702 715 722 726 741 756 770 780 798 810 819 836 847 855 858 891 910 924 945 988 990 1001 1026 1045 1053 1083 1089 1092 1134 1140 1155 1170 1188 1197 1210 1235 1254 1260 1287 1330 1365 1386 1404 1430 1444 1452 1463 1482 1485 1539 1540 1573 1596 1620 1638 1694 1710 1716 1729 1755 1782 1805 1815 1820 1881 1890 1980 1995 2002 2052 2079 2090 2106 2145 2166 2178 2223 2268 2299 2310 2340 2394 2420 2457 2470 2508 2527 2541 2565 2574 2660 2717 2730 2772 2835 2860 2926 2964 2970 3003 3078 3135 3146 3249 3267 3276 3388 3420 3458 3465 3510 3564 3591 3610 3630 3705 3762 3780 3861 3971 3990 4004 4095 4158 4180 4212 4235 4290 4332 4356 4389 4446 4455 4598 4620 4693 4719 4788 4914 4940 5005 5054 5082 5130 5148 5187 5265 5415 5434 5445 5460 5643 5670 5852 5940 5985 6006 6156 6237 6270 6292 6435 6498 6534 6669 6897 6916 6930 7020 7182 7220 7260 7315 7371 7410 7524 7581 7623 7695 7722 7865 7942 7980 8151 8190 8316 8470 8580 8645 8778 8892 8910 9009 9196 9386 9405 9438 9747 9801 9828 10010 10108 10164 10260 10374 10395 10530 10773 10830 10868 10890 11011 11115 11286 11340 11495 11583 11913 11970 12012 12285 12474 12540 12635 12705 12870 12996 13068 13167 13338 13585 13794 13860 14079 14157 14364 14630 14742 14820 15015 15162 15246 15390 15444 15561 15730 15884 16093 16245 16302 16335 16380 16929 16940 17290 17556 17820 17955 18018 18772 18810 18876 19019 19305 19494 19602 19855 20007 20020 20691 20748 20790 21060 21546 21660 21780 21945 22022 22230 22572 22743 22869 22990 23166 23465 23595 23826 23940 24453 24570 24948 25270 25410 25740 25935 26334 26676 27027 27170 27588 27797 28158 28215 28314 29241 29260 29484 29887 30030 30324 30492 30780 31122 31185 31460 32186 32490 32604 32670 32851 33033 33345 33858 34485 34580 35739 35910 36036 36855 37620 37905 38038 38115 38610 38988 39204 39501 39710 40014 40755 41382 41580 42237 42471 43092 43681 43890 44044 44460 45045 45486 45738 45980 46332 46683 46930 47190 47652 48279 48735 48906 49005 49140 50540 50820 51623 51870 52668 53865 54054 54340 55055 55594 56316 56430 56628 57057 57915 58482 59565 59774 60060 62073 62244 62370 64372 64980 65340 65702 65835 66066 66690 67716 68229 68607 68970 70395 70785 71478 71820 73359 73710 75810 76076 76230 77220 77805 79002 79420 80028 80465 81081 81510 82764 83391 84474 84645 84942 87362 87780 89661 90090 90972 91476 93366 93860 94380 95095 96558 97470 97812 98010 98553 99099 100035 103246 103455 103740 107217 107730 108108 110110 111188 112860 113715 114114 114345 115830 116964 118503 119130 119548 122265 124146 124740 126711 127413 131043 131404 131670 132132 133380 135135 136458 137214 137940 138985 140049 140790 141570 142956 144837 146205 146718 147420 149435 151620 152460 154869 155610 158004 160930 162162 163020 164255 165165 166782 168948 169290 169884 171171 174724 178695 179322 180180 186219 186732 190190 193116 194940 196020 197106 197505 198198 200070 204687 206492 206910 209209 211185 212355 214434 215460 218405 220077 220220 227430 228228 228690 231660 233415 237006 238260 241395 244530 248292 250173 253422 254826 258115 262086 263340 268983 270270 272916 274428 277970 280098 281580 283140 285285 289674 292410 293436 295659 297297 298870 305767 309738 310365 311220 321651 321860 324324 328510 330330 333564 338580 341145 342342 343035 357390 358644 361361 366795 372438 380133 380380 393129 394212 395010 396396 400140 405405 409374 413820 416955 418418 422370 424710 428868 434511 436810 440154 448305 454860 457380 464607 466830 474012 482790 489060 492765 495495 500346 506844 509652 513513 516230 524172 536085 537966 540540 555940 560196 567853 570570 579348 584820 591318 592515 594594 597740 611534 619476 620730 627627 633555 637065 643302 655215 657020 660660 682290 684684 686070 700245 714780 722722 724185 733590 744876 750519 760266 774345 786258 790020 806949 810810 818748 833910 836836 844740 849420 855855 869022 873620 880308 886977 891891 896610 917301 929214 931095 933660 965580 985530 990990 1000692 1023435 1027026 1032460 1046045 1072170 1075932 1084083 1100385 1135706 1141140 1179387 1182636 1185030 1189188 1223068 1241460 1250865 1255254 1267110 1274130 1286604 1303533 1310430 1344915 1364580 1372140 1393821 1400490 1445444 1448370 1467180 1478295 1486485 1501038 1520532 1528835 1540539 1548690 1572516 1608255 1613898 1621620 1667820 1703559 1711710 1738044 1773954 1783782 1793220 1806805 1834602 1858428 1862190 1882881 1900665 1965645 1971060 1981980 2046870 2054052 2092090 2144340 2168166 2172555 2200770 2251557 2271412 2323035 2358774 2370060 2420847 2501730 2510508 2534220 2548260 2567565 2607066 2620860 2660931 2689830 2751903 2787642 2800980 2839265 2896740 2956590 2972970 3002076 3057670 3081078 3097380 3138135 3216510 3227796 3252249 3407118 3423420 3538161 3547908 3567564 3613610 3669204 3724380 3752595 3765762 3801330 3931290 3974971 4034745 4093740 4181463 4184180 4336332 4345110 4401540 4434885 4459455 4503114 4586505 4646070 4717548 4841694 5003460 5110677 5135130 5214132 5321862 5379660 5420415 5503806 5575284 5648643 5678530 5896935 5913180 5945940 6115340 6162156 6276270 6433020 6504498 6517665 6814236 6969105 7076322 7227220 7505190 7531524 7602660 7702695 7862580 7949942 8069490 8255709 8362926 8517795 8690220 8869770 8918910 9006228 9173010 9292140 9414405 9683388 9756747 10221354 10270260 10643724 10840830 11007612 11257785 11297286 11357060 11793870 11924913 12104235 12552540 13008996 13035330 13304655 13759515 13938210 14152644 15010380 15332031 15405390 15899884 16138980 16261245 16511418 16725852 16945929 17035590 17690805 17739540 17837820 18346020 18828810 19513494 19874855 20442708 20907315 21681660 22515570 22594572 23587740 23849826 24208470 24767127 25553385 26070660 26609310 27519030 27876420 28243215 29270241 30664062 30810780 32522490 33022836 33891858 34071180 35381610 35774739 37657620 39026988 39749710 41278545 41814630 45031140 45996093 47699652 48416940 48783735 49534254 51106770 53218620 55038060 56486430 58540482 59624565 61328124 65044980 67783716 70763220 71549478 76660155 79499420 82557090 83629260 84729645 91992186 97567470 99068508 102213540 107324217 112972860 117080964 119249130 123835635 143098956 146351205 153320310 165114180 169459290 178873695 183984372 195134940 214648434 229980465 238498260 247671270 292702410 306640620 321972651 338918580 357747390 429296868 459960930 495342540 536621085 585404820 643945302 715494780 919921860 1073242170 1287890604 1609863255 2146484340 3219726510 6439453020
• Sum of all divisors σ(n): 28842260832
• Sum of proper divisors (its aliquot sum) s(n): 22402807812
• 6439453020 is an abundant number, because the sum of its proper divisors (22402807812) is greater than itself. Its abundance is 15963354792

Bases of 6439453020

• Binary: 101111111110100100100000101011100₂
• Hexadecimal: 0x17FD2415C
• Base-36: 2YHVTR0

Squares and roots of 6439453020

• 6439453020 squared (6439453020²) is 41466555196787120400
• 6439453020 cubed (6439453020³) is 267021934090947516756883608000
• The square root of 6439453020 is 80246.2025269733
• The cube root of 6439453020 is 1860.4428186053

Scales and comparisons

• 6,439,453,020 seconds is equal to 204 years, 39 weeks, 1 day, 16 hours, 57 minutes.
• To count from 1 to 6,439,453,020 would take you about four hundred nine 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 6439453020 cubic inches would be around 155 feet tall.

Recreational maths with 6439453020

• 6439453020 backwards is 0203549346
• 6439453020 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6439453020's digits is 36
• More coming soon!