30978400590

Names of 30978400590

• Cardinal: 30978400590 can be written as Thirty billion, nine hundred seventy-eight million, four hundred thousand, five hundred ninety.

Scientific notation

• Scientific notation: 3.097840059 × 10¹⁰

Factors of 30978400590

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 185

Divisors of 30978400590

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 29 30 37 45 54 58 74 81 87 90 109 111 135 145 162 174 185 218 222 243 261 270 290 327 333 370 405 435 486 522 545 555 654 666 783 810 870 981 999 1073 1090 1110 1215 1305 1566 1635 1665 1962 1998 2146 2349 2430 2610 2943 2997 3161 3219 3270 3330 3915 4033 4698 4905 4995 5365 5886 5994 6322 6438 7047 7830 8066 8829 8991 9483 9657 9810 9990 10730 11745 11881 12099 14094 14715 14985 15805 16095 17658 17982 18966 19314 20165 23490 23762 24198 26487 28449 28971 29430 29970 31610 32190 35235 35643 36297 40330 44145 44955 47415 48285 52974 56898 57942 59405 60495 70470 71286 72594 85347 86913 88290 89910 94830 96570 106929 108891 116957 118810 120990 132435 142245 144855 170694 173826 178215 181485 213858 217782 233914 256041 260739 264870 284490 289710 320787 326673 344549 350871 356430 362970 426735 434565 439597 512082 521478 534645 544455 584785 641574 653346 689098 701742 768123 853470 869130 879194 962361 980019 1033647 1052613 1069290 1088910 1169570 1280205 1303695 1318791 1536246 1603935 1633365 1722745 1754355 1924722 1960038 2067294 2105226 2197985 2560410 2607390 2637582 2887083 3100941 3157839 3207870 3266730 3445490 3508710 3840615 3956373 4395970 4811805 4900095 5168235 5263065 5774166 6201882 6315678 6593955 7681230 7912746 9302823 9473517 9623610 9800190 10336470 10526130 11869119 12748313 13187910 14435415 15504705 15789195 18605646 18947034 19781865 23738238 25496626 27908469 28420551 28870830 31009410 31578390 35607357 38244939 39563730 46514115 47367585 55816938 56841102 59345595 63741565 71214714 76489878 83725407 93028230 94735170 106822071 114734817 118691190 127483130 139542345 142102755 167450814 178036785 191224695 213644142 229469634 279084690 284205510 344204451 356073570 382449390 418627035 534110355 573674085 688408902 837254070 1032613353 1068220710 1147348170 1721022255 2065226706 3097840059 3442044510 5163066765 6195680118 10326133530 15489200295 30978400590
• Sum of all divisors σ(n): 89564136480
• Sum of proper divisors (its aliquot sum) s(n): 58585735890
• 30978400590 is an abundant number, because the sum of its proper divisors (58585735890) is greater than itself. Its abundance is 27607335300

Bases of 30978400590

• Binary: 11100110110011101001110000101001110₂
• Hexadecimal: 0x73674E14E
• Base-36: E8BQMVI

Squares and roots of 30978400590

• 30978400590 squared (30978400590²) is 959661303114512348100
• 30978400590 cubed (30978400590³) is 29728772278602778161943325379000
• The square root of 30978400590 is 176006.8197258277
• The cube root of 30978400590 is 3140.6508918159

Scales and comparisons

• 30,978,400,590 seconds is equal to 985 years, 6 days, 7 hours, 16 minutes, 30 seconds.
• To count from 1 to 30,978,400,590 would take you about one thousand, nine hundred seventy 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 30978400590 cubic inches would be around 261.7 feet tall.

Recreational maths with 30978400590

• 30978400590 backwards is 09500487903
• 30978400590 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30978400590's digits is 45
• More coming soon!