21385413487152

Names of 21385413487152

• Cardinal: 21385413487152 can be written as Twenty-one trillion, three hundred eighty-five billion, four hundred thirteen million, four hundred eighty-seven thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 2.1385413487152 × 10¹³

Factors of 21385413487152

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 156

Divisors of 21385413487152

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 27 33 36 39 44 48 52 54 66 72 78 88 99 104 108 117 127 132 143 144 156 169 176 198 208 216 234 254 264 286 297 312 338 351 381 396 429 432 468 507 508 528 572 594 624 676 702 762 792 858 936 1014 1016 1143 1144 1188 1287 1352 1397 1404 1521 1524 1584 1651 1716 1859 1872 2028 2032 2197 2286 2288 2376 2574 2704 2794 2808 3042 3048 3302 3429 3432 3718 3861 4056 4191 4394 4563 4572 4752 4953 5148 5577 5588 5616 6084 6096 6591 6604 6858 6864 7436 7722 8112 8382 8788 9126 9144 9906 10296 11154 11176 12168 12573 13182 13208 13716 14859 14872 15444 16129 16731 16764 17576 18161 18252 18288 19773 19812 20592 21463 22308 22352 24167 24336 25146 26364 26416 27432 29718 29744 30888 32258 33462 33528 35152 36322 36504 37719 39546 39624 42926 44577 44616 48334 48387 50193 50292 52728 54483 54864 59319 59436 61776 64389 64516 66924 67056 72501 72644 73008 75438 79092 79248 85852 89154 89232 96668 96774 100386 100584 105456 108966 118638 118872 128778 129032 133848 145002 145161 145288 150876 158184 163449 171704 177419 178308 193167 193336 193548 200772 201168 209677 217503 217932 236093 237276 237744 257556 258064 267696 279019 290004 290322 290576 301752 316368 326898 343408 354838 356616 386334 386672 387096 401544 419354 435006 435483 435864 472186 474552 490347 515112 532257 558038 579501 580008 580644 603504 629031 652509 653796 708279 709676 713232 772668 774192 803088 837057 838708 870012 870966 871728 944372 949104 980694 1030224 1064514 1116076 1159002 1160016 1161288 1258062 1305018 1307592 1416558 1419352 1545336 1596771 1674114 1677416 1740024 1741932 1887093 1888744 1961388 2048383 2124837 2129028 2232152 2306447 2318004 2322576 2511171 2516124 2610036 2615184 2725801 2833116 2838704 3069209 3090672 3193542 3348228 3354832 3480048 3483864 3774186 3777488 3922776 4096766 4249674 4258056 4464304 4612894 4636008 4790313 5022342 5032248 5220072 5451602 5661279 5666232 6138418 6145149 6374511 6387084 6696456 6919341 6967728 7533513 7548372 7845552 8177403 8193532 8499348 8516112 9207627 9225788 9272016 9580626 10044684 10064496 10440144 10903204 11322558 11332464 12276836 12290298 12749022 12774168 13392912 13838682 15067026 15096744 16354806 16387064 16998696 18415254 18435447 18451576 19161252 20089368 20758023 21806408 22532213 22645116 24532209 24553672 24580596 25498044 25548336 26628979 27622881 27677364 29983811 30134052 30193488 32709612 32774128 33997392 35435413 36830508 36870894 36903152 38322504 40178736 41516046 43612816 45064426 45290232 49064418 49107344 49161192 50996088 53257958 55245762 55306341 55354728 59967622 60268104 62274069 65419224 67596639 70870826 73596627 73661016 73741788 76645008 79886937 82868643 83032092 89951433 90128852 90580464 98128836 98322384 101992176 106306239 106515916 110491524 110612682 110709456 119935244 120536208 124548138 130838448 135193278 141741652 147193254 147322032 147483576 159773874 165737286 166064184 179902866 180257704 196257672 202789917 212612478 213031832 220983048 221225364 239660811 239870488 249096276 269854299 270386556 283483304 292918769 294386508 294967152 318918717 319547748 331474572 332128368 346176727 359805732 360515408 389789543 392515344 405579834 425224956 426063664 441966096 442450728 479321622 479740976 498192552 539708598 540773112 566966608 585837538 588773016 608369751 637837434 639095496 662949144 692353454 718982433 719611464 779579086 809562897 811159668 850449912 878756307 884901456 956756151 958643244 996385104 1038530181 1079417196 1081546224 1169368629 1171675076 1177546032 1216739502 1275674868 1278190992 1325898288 1384706908 1437964866 1439222928 1559158172 1619125794 1622319336 1700899824 1757512614 1913512302 1917286488 2077060362 2158834392 2338737258 2343350152 2433479004 2551349736 2636268921 2769413816 2875929732 3115590543 3118316344 3238251588 3244638672 3508105887 3515025228 3807943997 3827024604 3834572976 4154120724 4317668784 4500297451 4677474516 4686700304 4866958008 5102699472 5272537842 5538827632 5751859464 6231181086 6236632688 6476503176 7016211774 7030050456 7615887994 7654049208 7908806763 8308241448 9000594902 9346771629 9354949032 9733916016 10524317661 10545075684 11423831991 11503718928 12462362172 12953006352 13500892353 14032423548 14060100912 15231775988 15308098416 15817613526 16616482896 18001189804 18693543258 18709898064 21048635322 21090151368 22847663982 24924724344 27001784706 28064847096 30463551976 31635227052 34271495973 36002379608 37387086516 40502677059 42097270644 42180302736 45695327964 49503271961 49849448688 54003569412 56129694192 60927103952 63270454104 68542991946 72004759216 74774173032 81005354118 84194541288 91390655928 99006543922 102814487919 108007138824 121508031177 126540908208 137085983892 148509815883 149548346064 162010708236 168389082576 182781311856 198013087844 205628975838 216014277648 243016062354 274171967784 297019631766 324021416472 396026175688 411257951676 445529447649 486032124708 548343935568 594039263532 648042832944 792052351376 822515903352 891058895298 972064249416 1188078527064 1336588342947 1645031806704 1782117790596 1944128498832 2376157054128 2673176685894 3564235581192 5346353371788 7128471162384 10692706743576 21385413487152
• Sum of all divisors σ(n): 73117986816000
• Sum of proper divisors (its aliquot sum) s(n): 51732573328848
• 21385413487152 is an abundant number, because the sum of its proper divisors (51732573328848) is greater than itself. Its abundance is 30347159841696

Bases of 21385413487152

• Binary: 100110111001100101101111110010110101000110000₂
• Hexadecimal: 0x13732DF96A30
• Base-36: 7KWBN19O0

Squares and roots of 21385413487152

• 21385413487152 squared (21385413487152²) is 457335910016462664869071104
• 21385413487152 cubed (21385413487152³) is 9780317538224994123645496601703678455808
• The square root of 21385413487152 is 4624436.5588849849
• The cube root of 21385413487152 is 27757.0016094721

Scales and comparisons

• 21,385,413,487,152 seconds is equal to 679,989 years, 51 weeks, 6 days, 19 hours, 19 minutes, 12 seconds.
• To count from 1 to 21,385,413,487,152 would take you about one million, six hundred ninety-nine thousand, nine hundred seventy-four 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 21385413487152 cubic inches would be around 2313.1 feet tall.

Recreational maths with 21385413487152

• 21385413487152 backwards is 25178431458312
• 21385413487152 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21385413487152's digits is 54
• More coming soon!