17939421009920

Names of 17939421009920

• Cardinal: 17939421009920 can be written as Seventeen trillion, nine hundred thirty-nine billion, four hundred twenty-one million, nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.793942100992 × 10¹³

Factors of 17939421009920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 45429

Divisors of 17939421009920

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 16 20 29 31 32 40 43 58 62 64 80 86 116 124 128 145 155 160 172 215 232 248 256 290 310 320 344 430 464 496 512 580 620 640 688 860 899 928 992 1024 1160 1240 1247 1280 1333 1376 1720 1798 1856 1984 2048 2320 2480 2494 2560 2666 2752 3440 3596 3712 3968 4495 4640 4960 4988 5120 5332 5504 6235 6665 6880 7192 7424 7936 8990 9280 9920 9976 10240 10664 11008 12470 13330 13760 14384 14848 15872 17980 18560 19840 19952 21328 22016 24940 26660 27520 28768 29696 31744 35960 37120 38657 39680 39904 42656 44032 45319 49880 53320 55040 57536 59392 63488 71920 74240 77314 79360 79808 85312 88064 90638 99760 106640 110080 115072 143840 148480 154628 158720 159616 170624 181276 193285 199520 213280 220160 226595 230144 287680 296960 309256 317440 319232 341248 362552 386570 399040 426560 440320 453190 460288 575360 618512 638464 682496 725104 773140 798080 853120 906380 920576 1150720 1237024 1276928 1314251 1364992 1404889 1450208 1546280 1596160 1706240 1812760 1841152 1948717 2301440 2474048 2553856 2628502 2729984 2809778 2900416 3092560 3192320 3412480 3625520 3897434 4602880 4948096 5257004 5619556 5800832 6185120 6384640 6571255 6824960 7024445 7251040 7794868 9205760 9743585 9896192 10514008 11239112 11601664 12370240 12769280 13142510 13649920 14048890 14502080 15589736 19487170 19792384 21028016 22478224 23203328 24740480 26285020 28097780 29004160 31179472 38974340 39584768 40741781 42056032 44956448 46406656 49480960 52570040 56195560 56512793 58008320 60410227 62358944 77948680 79169536 81483562 84112064 89912896 92813312 98961920 105140080 112391120 113025586 116016640 120820454 124717888 155897360 162967124 168224128 179825792 197923840 203708905 210280160 224782240 226051172 232033280 241640908 249435776 282563965 302051135 311794720 325934248 336448256 359651584 395847680 407417810 420560320 449564480 452102344 464066560 483281816 498871552 565127930 604102270 623589440 651868496 672896512 719303168 814835620 841120640 899128960 904204688 966563632 997743104 1130255860 1208204540 1247178880 1303736992 1345793024 1438606336 1629671240 1682241280 1751896583 1798257920 1808409376 1933127264 1995486208 2260511720 2416409080 2494357760 2607473984 2691586048 2877212672 3259342480 3364482560 3503793166 3596515840 3616818752 3866254528 3990972416 4521023440 4832818160 4988715520 5214947968 6518684960 6728965120 7007586332 7193031680 7233637504 7732509056 8759482915 9042046880 9665636320 9977431040 10429895936 13037369920 13457930240 14015172664 14386063360 14467275008 15465018112 17518965830 18084093760 19331272640 19954862080 20859791872 26074739840 28030345328 28934550016 30930036224 35037931660 36168187520 38662545280 41719583744 52149479680 56060690656 57869100032 61860072448 70075863320 72336375040 77325090560 83439167488 104298959360 112121381312 115738200064 123720144896 140151726640 144672750080 154650181120 208597918720 224242762624 280303453280 289345500160 309300362240 417195837440 448485525248 560606906560 578691000320 618600724480 896971050496 1121213813120 1793942100992 2242427626240 3587884201984 4484855252480 8969710504960 17939421009920
• Sum of all divisors σ(n): 47034763776000
• Sum of proper divisors (its aliquot sum) s(n): 29095342766080
• 17939421009920 is an abundant number, because the sum of its proper divisors (29095342766080) is greater than itself. Its abundance is 11155921756160

Bases of 17939421009920

• Binary: 100000101000011011000110100010001100000000000₂
• Hexadecimal: 0x1050D8D11800
• Base-36: 6CX9834ZK

Squares and roots of 17939421009920

• 17939421009920 squared (17939421009920²) is 321822826171159112738406400
• 17939421009920 cubed (17939421009920³) is 5773315169286723817018633677059391488000
• The square root of 17939421009920 is 4235495.3677132029
• The cube root of 17939421009920 is 26177.9805522739

Scales and comparisons

• 17,939,421,009,920 seconds is equal to 570,418 years, 5 weeks, 14 hours, 45 minutes, 20 seconds.
• To count from 1 to 17,939,421,009,920 would take you about one million, four hundred twenty-six thousand and forty-five 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 17939421009920 cubic inches would be around 2181.5 feet tall.

Recreational maths with 17939421009920

• 17939421009920 backwards is 02990012493971
• The number of decimal digits it has is: 14
• The sum of 17939421009920's digits is 56
• More coming soon!