20121817338

Names of 20121817338

• Cardinal: 20121817338 can be written as Twenty billion, one hundred twenty-one million, eight hundred seventeen thousand, three hundred thirty-eight.

Scientific notation

• Scientific notation: 2.0121817338 × 10¹⁰

Factors of 20121817338

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 402

Divisors of 20121817338

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 21 27 34 42 51 54 61 63 71 81 102 119 122 126 142 153 162 183 189 213 238 241 306 357 366 378 426 427 459 482 497 549 567 639 714 723 854 918 994 1037 1071 1098 1134 1207 1278 1281 1377 1446 1491 1647 1687 1917 2074 2142 2169 2414 2562 2754 2982 3111 3213 3294 3374 3621 3834 3843 4097 4331 4338 4473 4941 5061 5751 6222 6426 6507 7242 7259 7686 8194 8449 8662 8946 9333 9639 9882 10122 10863 11502 11529 12291 12993 13014 13419 14518 14701 15183 16898 17111 18666 19278 19521 21726 21777 23058 24582 25347 25986 26838 27999 28679 29402 30317 30366 32589 34222 34587 36873 38979 39042 40257 43554 44103 45549 50694 51333 55998 57358 60634 65178 65331 69174 73627 73746 76041 77958 80514 83997 86037 88206 90951 91098 97767 102666 102907 110619 116937 119777 130662 132309 136647 147254 152082 153999 167994 172074 181902 195534 195993 205814 220881 221238 228123 233874 239554 249917 258111 264618 272853 273294 290887 307998 308721 331857 350811 359331 391986 396927 441762 456246 461997 499834 515389 516222 545706 581774 587979 617442 662643 663714 684369 701622 718662 749751 774333 793854 818559 872661 923994 926163 1030778 1043771 1077993 1175958 1190781 1325286 1368738 1385991 1499502 1546167 1548666 1637118 1745322 1749419 1852326 1987929 2036209 2087542 2155986 2249253 2322999 2381562 2455677 2617983 2771982 2778489 3092334 3131313 3233979 3498838 3975858 4072418 4498506 4638501 4645998 4911354 5235966 5248257 5556978 5963787 6108627 6262626 6467958 6747759 7306397 7853949 8335467 9277002 9393939 9701937 10496514 11927574 12217254 13495518 13915503 14612794 15707898 15744771 16670934 17744107 18325881 18787878 19403874 20243277 21919191 23561847 27831006 28181817 31489542 35488214 36651762 40486554 41746509 43838382 47123694 47234313 53232321 54977643 56363634 65757573 83493018 84545451 94468626 106464642 109955286 124208749 131515146 141702939 159696963 164932929 169090902 197272719 248417498 283405878 319393926 329865858 372626247 394545438 479090889 591818157 745252494 958181778 1117878741 1183636314 1437272667 2235757482 2874545334 3353636223 6707272446 10060908669 20121817338
• Sum of all divisors σ(n): 56468814336
• Sum of proper divisors (its aliquot sum) s(n): 36346996998
• 20121817338 is an abundant number, because the sum of its proper divisors (36346996998) is greater than itself. Its abundance is 16225179660

Bases of 20121817338

• Binary: 10010101111010110101001000011111010₂
• Hexadecimal: 0x4AF5A90FA
• Base-36: 98S0DMI

Squares and roots of 20121817338

• 20121817338 squared (20121817338²) is 404887532983837406244
• 20121817338 cubed (20121817338³) is 8147072981134226394733468658472
• The square root of 20121817338 is 141851.3917379735
• The cube root of 20121817338 is 2719.9175174129

Scales and comparisons

• 20,121,817,338 seconds is equal to 639 years, 42 weeks, 1 day, 9 hours, 42 minutes, 18 seconds.
• To count from 1 to 20,121,817,338 would take you about one thousand, two hundred seventy-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 20121817338 cubic inches would be around 226.7 feet tall.

Recreational maths with 20121817338

• 20121817338 backwards is 83371812102
• The number of decimal digits it has is: 11
• The sum of 20121817338's digits is 36
• More coming soon!