21347548040

Names of 21347548040

• Cardinal: 21347548040 can be written as Twenty-one billion, three hundred forty-seven million, five hundred forty-eight thousand and forty.

Scientific notation

• Scientific notation: 2.134754804 × 10¹⁰

Factors of 21347548040

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 401

Divisors of 21347548040

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 17 19 20 26 28 34 35 38 40 52 56 65 67 68 70 76 85 91 95 104 119 130 133 134 136 140 152 170 182 190 221 238 247 260 266 268 271 280 323 335 340 364 380 442 455 469 476 494 520 532 536 542 595 646 665 670 680 728 760 871 884 910 938 952 988 1064 1084 1105 1139 1190 1235 1273 1292 1330 1340 1355 1547 1615 1729 1742 1768 1820 1876 1897 1976 2168 2210 2261 2278 2345 2380 2470 2546 2584 2660 2680 2710 3094 3230 3458 3484 3523 3640 3752 3794 4199 4355 4420 4522 4556 4607 4690 4760 4940 5092 5149 5320 5420 5695 6097 6188 6365 6460 6916 6968 7046 7588 7735 7973 8398 8645 8710 8840 8911 9044 9112 9214 9380 9485 9880 10184 10298 10840 11305 11390 12194 12376 12730 12920 13832 14092 14807 15176 15470 15946 16549 16796 17290 17420 17615 17822 18088 18157 18428 18760 18970 20596 20995 21641 22610 22780 23035 24388 24661 25460 25745 28184 29393 29614 30485 30940 31892 32249 33098 33592 34580 34840 35230 35644 36043 36314 36856 37940 39865 41192 41990 43282 44555 45220 45560 46070 48776 49322 50920 51490 58786 59228 59891 60970 61880 63784 64498 66196 66937 69160 70460 71288 72086 72628 74035 75880 79730 82745 83980 86564 87533 89110 90440 90785 92140 98644 102980 103649 108205 115843 117572 118456 119782 121940 123305 127099 128996 132392 133874 140920 144172 145256 146965 148070 151487 159460 161245 165490 167960 173128 175066 178220 180215 181570 184280 197288 205960 207298 216410 231686 235144 236041 239564 243880 246610 254198 257992 267748 281333 288344 293930 296140 299455 302974 308669 318920 322490 330980 334685 344983 350132 356440 360430 363140 414596 419237 432820 437665 463372 468559 472082 479128 493220 508396 518245 535496 562666 579215 587860 592280 598910 605948 612731 617338 635495 644980 661960 669370 689966 700264 720860 726280 757435 829192 838474 865640 875330 926744 937118 944164 986440 1016792 1036490 1125332 1137929 1158430 1175720 1180205 1197820 1211896 1225462 1234676 1270990 1289960 1338740 1379932 1406665 1441720 1514870 1543345 1652287 1676948 1724915 1750660 1874236 1888328 1969331 2072980 2096185 2160683 2250664 2275858 2316860 2342795 2360410 2395640 2414881 2450924 2469352 2541980 2677480 2759864 2813330 3029740 3063655 3086690 3304574 3353896 3449830 3501320 3748472 3938662 4012697 4145960 4192370 4321366 4484779 4551716 4633720 4685590 4720820 4829762 4901848 5083960 5626660 5689645 5864711 6059480 6127310 6173380 6609148 6899660 7877324 7965503 8025394 8261435 8384740 8642732 8969558 9103432 9371180 9441640 9659524 9846655 10803415 11253320 11379290 11729422 12074405 12254620 12346760 13218296 13799320 15754648 15931006 16050788 16522870 16769480 17285464 17939116 18742360 19319048 19693310 20063485 21606830 22423895 22758580 23458844 24148810 24509240 28088879 29323555 31393453 31862012 32101576 33045740 35878232 39386620 39827515 40126970 41052977 43213660 44847790 45517160 46917688 48297620 56177758 58647110 62786906 63724024 66091480 76241243 78773240 79655030 80253940 82105954 86427320 89695580 96595240 112355516 117294220 125573812 140444395 152482486 156967265 159310060 160507880 164211908 179391160 205264885 224711032 234588440 251147624 280888790 304964972 313934530 318620120 328423816 381206215 410529770 533688701 561777580 609929944 627869060 762412430 821059540 1067377402 1123555160 1255738120 1524824860 1642119080 2134754804 2668443505 3049649720 4269509608 5336887010 10673774020 21347548040
• Sum of all divisors σ(n): 67118284800
• Sum of proper divisors (its aliquot sum) s(n): 45770736760
• 21347548040 is an abundant number, because the sum of its proper divisors (45770736760) is greater than itself. Its abundance is 24423188720

Bases of 21347548040

• Binary: 10011111000011010011011101110001000₂
• Hexadecimal: 0x4F869BB88
• Base-36: 9T1S1HK

Squares and roots of 21347548040

• 21347548040 squared (21347548040²) is 455717807320107841600
• 21347548040 cubed (21347548040³) is 9728457784449465806536710464000
• The square root of 21347548040 is 146108.0012867195
• The cube root of 21347548040 is 2774.0609560829

Scales and comparisons

• 21,347,548,040 seconds is equal to 678 years, 40 weeks, 6 days, 2 hours, 27 minutes, 20 seconds.
• To count from 1 to 21,347,548,040 would take you about one thousand, three hundred fifty-seven 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 21347548040 cubic inches would be around 231.2 feet tall.

Recreational maths with 21347548040

• 21347548040 backwards is 04084574312
• 21347548040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21347548040's digits is 38
• More coming soon!