30945807921490

Names of 30945807921490

• Cardinal: 30945807921490 can be written as Thirty trillion, nine hundred forty-five billion, eight hundred seven million, nine hundred twenty-one thousand, four hundred ninety.

Scientific notation

• Scientific notation: 3.094580792149 × 10¹³

Factors of 30945807921490

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 157867

Divisors of 30945807921490

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 5 7 10 11 14 19 22 23 35 38 46 53 55 70 77 95 106 110 115 121 133 154 161 190 209 230 242 253 265 266 322 371 385 418 437 506 530 583 605 665 742 770 805 847 874 1007 1045 1166 1210 1219 1265 1330 1463 1610 1694 1771 1855 2014 2090 2185 2299 2438 2530 2783 2915 2926 3059 3542 3710 4081 4235 4370 4598 4807 5035 5566 5830 6095 6118 6413 7049 7315 8162 8470 8533 8855 9614 10070 11077 11495 12190 12826 13409 13915 14098 14630 15295 16093 17066 17710 19481 20405 22154 22990 23161 24035 26818 27830 30590 32065 32186 33649 35245 38962 40810 42665 44891 46322 48070 52877 55385 64130 67045 67298 70490 77539 80465 85330 89782 93863 97405 105754 110770 115805 121847 134090 147499 155078 157747 160930 162127 168245 187726 194810 224455 231610 243694 254771 264385 294998 315494 324254 336490 370139 387695 448910 469315 509542 528770 609235 737495 740278 775390 788735 810635 852929 938630 1032493 1104229 1218470 1273855 1474990 1577470 1621270 1705858 1735217 1783397 1850695 2064986 2208458 2547710 2802481 2997193 3470434 3566794 3628181 3701390 4264645 5162465 5521145 5604962 5994386 7256362 8360591 8529290 8676085 8916985 10324930 11042290 12146519 14012405 14985965 16721182 17352170 17833970 18140905 19087387 19617367 20980351 24293038 25397267 28024810 29971930 32969123 36281810 38174774 39234734 39909991 41802955 41960702 50794534 58524137 60732595 65938246 68935439 79819982 83605910 91966501 95436935 98086835 104901755 117048274 121465190 126986335 133611709 137870878 158851229 164845615 183933002 190873870 192293593 196173670 199549955 209803510 230783861 253972670 267223418 279369937 292620685 317702458 329691230 344677195 362660353 384587186 399099910 439009901 459832505 461567722 482548073 558739874 585241370 643765507 668058545 689354390 725320706 758289829 794256145 878019802 919665010 961467965 965096146 1011631511 1111958603 1153919305 1287531014 1336117090 1346055151 1396849685 1516579658 1588512290 1747363519 1813301765 1922935930 2023263022 2115229523 2195049505 2223917206 2307838610 2412740365 2538622471 2692110302 2793699370 3073069307 3218827535 3494727038 3626603530 3653578267 3791449145 4230459046 4390099010 4825480730 5058157555 5077244942 5308028803 5559793015 6146138614 6437655070 6730275755 7081420577 7307156534 7582898290 8341188119 8736817595 10116315110 10576147615 10616057606 11119586030 12231544633 12693112355 13460551510 14162841154 14806606661 15365346535 16682376238 17473635190 18267891335 19220998709 21152295230 23267524753 24463089266 25386224710 25575047869 26540144015 29613213322 30730693070 35407102885 36535782670 38441997418 40189360937 41705940595 46535049506 51150095738 53080288030 58388316833 61157723165 70814205770 74033033305 80378721874 83411881190 96104993545 116337623765 116776633666 122315446330 127875239345 134546990963 148066066610 162872673271 192209987090 200946804685 232675247530 255750478690 269093981926 281325526559 291941584165 325745346542 401893609370 442082970307 562651053118 583883168330 672734954815 814363366355 884165940614 1345469909630 1406627632795 1628726732710 2210414851535 2813255265590 3094580792149 4420829703070 6189161584298 15472903960745 30945807921490
• Sum of all divisors σ(n): 78309236920320
• Sum of proper divisors (its aliquot sum) s(n): 47363428998830
• 30945807921490 is an abundant number, because the sum of its proper divisors (47363428998830) is greater than itself. Its abundance is 16417621077340

Bases of 30945807921490

• Binary: 111000010010100100001111000110111000101010010₂
• Hexadecimal: 0x1C2521E37152
• Base-36: AYWB31F0Y

Squares and roots of 30945807921490

• 30945807921490 squared (30945807921490²) is 957643027913753234003820100
• 30945807921490 cubed (30945807921490³) is 29635037199173094017352521679500883949000
• The square root of 30945807921490 is 5562895.6417939389
• The cube root of 30945807921490 is 31395.4906913503

Scales and comparisons

• 30,945,807,921,490 seconds is equal to 983,980 years, 50 weeks, 3 days, 3 hours, 58 minutes, 10 seconds.
• To count from 1 to 30,945,807,921,490 would take you about two million, four hundred fifty-nine thousand, nine hundred fifty-two 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 30945807921490 cubic inches would be around 2616.3 feet tall.

Recreational maths with 30945807921490

• 30945807921490 backwards is 09412970854903
• The number of decimal digits it has is: 14
• The sum of 30945807921490's digits is 61
• More coming soon!