20129047488

Names of 20129047488

• Cardinal: 20129047488 can be written as Twenty billion, one hundred twenty-nine million, forty-seven thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 2.0129047488 × 10¹⁰

Factors of 20129047488

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 923

Divisors of 20129047488

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 19 22 24 32 33 36 38 44 48 57 64 66 72 76 88 96 99 114 132 144 152 171 176 192 198 209 228 264 271 288 304 342 352 396 418 456 528 542 576 608 617 627 684 704 792 813 836 912 1056 1084 1216 1234 1254 1368 1584 1626 1672 1824 1851 1881 2112 2168 2439 2468 2508 2736 2981 3168 3252 3344 3648 3702 3762 4336 4878 4936 5016 5149 5472 5553 5962 6336 6504 6688 6787 7404 7524 8672 8943 9756 9872 10032 10298 10944 11106 11723 11924 13008 13376 13574 14808 15048 15447 17344 17886 19512 19744 20064 20361 20596 22212 23446 23848 26016 26829 27148 29616 30096 30894 35169 35772 39024 39488 40128 40722 41192 44424 46341 46892 47696 52032 53658 54296 56639 59232 60192 61083 61788 70338 71544 78048 81444 82384 88848 92682 93784 95392 105507 107316 108592 113278 118464 120384 122166 123576 128953 140676 143088 156096 162888 164768 167207 169917 177696 185364 187568 190784 211014 214632 217184 226556 244332 247152 257906 281352 286176 325776 329536 334414 339834 355392 370728 375136 386859 422028 429264 434368 453112 488664 494304 501621 509751 515812 562704 572352 651552 668828 679668 741456 750272 773718 844056 858528 906224 977328 988608 1003242 1019502 1031624 1125408 1160577 1303104 1337656 1359336 1482912 1504863 1547436 1688112 1717056 1812448 1839277 1954656 2006484 2039004 2063248 2250816 2321154 2675312 2718672 2965824 3009726 3094872 3176933 3376224 3624896 3678554 3909312 4012968 4078008 4126496 4642308 5350624 5437344 5517831 6019452 6189744 6353866 6752448 7357108 8025936 8156016 8252992 9284616 9530799 10701248 10874688 11035662 12038904 12379488 12707732 14714216 16051872 16312032 16553493 18569232 19061598 22071324 24077808 24758976 25415464 28592397 29428432 32103744 32624064 33106986 34946263 37138464 38123196 44142648 48155616 50830928 57184794 58856864 66213972 69892526 74276928 76246392 88285296 96311232 101661856 104838789 114369588 117713728 132427944 139785052 152492784 176570592 203323712 209677578 228739176 264855888 279570104 304985568 314516367 353141184 419355156 457478352 529711776 559140208 609971136 629032734 838710312 914956704 1059423552 1118280416 1258065468 1677420624 1829913408 2236560832 2516130936 3354841248 5032261872 6709682496 10064523744 20129047488
• Sum of all divisors σ(n): 66606359040
• Sum of proper divisors (its aliquot sum) s(n): 46477311552
• 20129047488 is an abundant number, because the sum of its proper divisors (46477311552) is greater than itself. Its abundance is 26348264064

Bases of 20129047488

• Binary: 10010101111110010001110001111000000₂
• Hexadecimal: 0x4AFC8E3C0
• Base-36: 98WBCG0

Squares and roots of 20129047488

• 20129047488 squared (20129047488²) is 405178552774159110144
• 20129047488 cubed (20129047488³) is 8155858329910162867356398518272
• The square root of 20129047488 is 141876.8743946665
• The cube root of 20129047488 is 2720.2432510249

Scales and comparisons

• 20,129,047,488 seconds is equal to 640 years, 2 weeks, 1 day, 2 hours, 4 minutes, 48 seconds.
• To count from 1 to 20,129,047,488 would take you about one thousand, two hundred eighty 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 20129047488 cubic inches would be around 226.7 feet tall.

Recreational maths with 20129047488

• 20129047488 backwards is 88474092102
• The number of decimal digits it has is: 11
• The sum of 20129047488's digits is 45
• More coming soon!