21375506833128

Names of 21375506833128

• Cardinal: 21375506833128 can be written as Twenty-one trillion, three hundred seventy-five billion, five hundred six million, eight hundred thirty-three thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1375506833128 × 10¹³

Factors of 21375506833128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 89355

Divisors of 21375506833128

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 31 36 42 54 56 62 63 72 81 84 93 108 124 126 162 168 186 189 216 217 243 248 252 279 324 372 378 434 486 504 558 567 571 648 651 744 756 837 868 972 1116 1134 1142 1302 1512 1674 1701 1713 1736 1944 1953 2232 2268 2284 2511 2604 3348 3402 3426 3906 3997 4536 4568 5022 5139 5208 5859 6696 6804 6852 7533 7812 7994 10044 10278 11718 11991 13608 13704 15066 15417 15624 15988 17577 17701 20088 20556 23436 23982 30132 30834 31976 35154 35402 35973 41112 46251 46872 47964 52731 53103 60264 61668 70308 70804 71946 88741 92502 95928 105462 106206 107919 123336 123907 138753 140616 141608 143892 159309 177482 185004 210924 212412 215838 247814 266223 277506 287784 318618 323757 354964 370008 371721 421848 424824 431676 477927 495628 532446 555012 621187 637236 647514 709928 743442 798669 863352 955854 971271 991256 1064892 1110024 1115163 1242374 1274472 1295028 1433781 1486884 1597338 1863561 1911708 1942542 2129784 2230326 2396007 2484748 2590056 2750971 2867562 2973768 3194676 3345489 3727122 3823416 3885084 4301343 4460652 4792014 4969496 5501942 5590683 5735124 6389352 6690978 7188021 7454244 7770168 8252913 8602686 8921304 9584028 10036467 11003884 11181366 11470248 13381956 14376042 14908488 16505826 16772049 17205372 19168056 19256797 20072934 21564063 22007768 22362732 24758739 26763912 28752084 30109401 33011652 33544098 34410744 38513594 40145868 43128126 44725464 49517478 50316147 50671111 57504168 57770391 60218802 66023304 67088196 74276217 77027188 80291736 86256252 99034956 100632294 101342222 115540782 120437604 134176392 148552434 150948441 152013333 154054376 172512504 173311173 198069912 201264588 202684444 222828651 231081564 240875208 297104868 301896882 304026666 346622346 354697777 402529176 405368888 445657302 456039999 462163128 519933519 594209736 603793764 608053332 668485953 693244692 709395554 891314604 912079998 1039867038 1064093331 1207587528 1216106664 1336971906 1368119997 1386489384 1418791108 1559800557 1570804441 1782629208 1824159996 2079734076 2128186662 2673943812 2736239994 2837582216 3119601114 3141608882 3192279993 3648319992 4104359991 4159468152 4256373324 4679401671 4712413323 5347887624 5472479988 6239202228 6283217764 6384559986 8208719982 8512746648 9358803342 9424826646 9576839979 10944959976 10995631087 12313079973 12478404456 12566435528 12769119972 14137239969 16417439964 18717606684 18849653292 19153679958 21991262174 24626159946 25538239944 28274479938 28730519937 32834879928 32986893261 37435213368 37699306584 38307359916 42411719907 43982524348 49252319892 56548959876 57461039874 65973786522 76614719832 84823439814 86191559811 87965048696 98504639784 98960679783 113097919752 114922079748 127235159721 131947573044 169646879628 172383119622 197921359566 229844159496 254470319442 263895146088 296882039349 339293759256 344766239244 381705479163 395842719132 508940638884 593764078698 689532478488 763410958326 791685438264 890646118047 1017881277768 1187528157396 1526821916652 1781292236094 2375056314792 2671938354141 3053643833304 3562584472188 5343876708282 7125168944376 10687753416564 21375506833128
• Sum of all divisors σ(n): 70950890250240
• Sum of proper divisors (its aliquot sum) s(n): 49575383417112
• 21375506833128 is an abundant number, because the sum of its proper divisors (49575383417112) is greater than itself. Its abundance is 28199876583984

Bases of 21375506833128

• Binary: 100110111000011011111011111011101111011101000₂
• Hexadecimal: 0x1370DF7DDEE8
• Base-36: 7KRRSVAI0

Squares and roots of 21375506833128

• 21375506833128 squared (21375506833128²) is 456912292373101819638264384
• 21375506833128 cubed (21375506833128³) is 9766731827761416504506210961366233713152
• The square root of 21375506833128 is 4623365.3146953465
• The cube root of 21375506833128 is 27752.7148638433

Scales and comparisons

• 21,375,506,833,128 seconds is equal to 679,674 years, 51 weeks, 6 days, 10 hours, 58 minutes, 48 seconds.
• To count from 1 to 21,375,506,833,128 would take you about one million, six hundred ninety-nine thousand, one hundred eighty-seven 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 21375506833128 cubic inches would be around 2312.7 feet tall.

Recreational maths with 21375506833128

• 21375506833128 backwards is 82133860557312
• 21375506833128 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21375506833128's digits is 54
• More coming soon!