21031939742000

Names of 21031939742000

• Cardinal: 21031939742000 can be written as Twenty-one trillion, thirty-one billion, nine hundred thirty-nine million, seven hundred forty-two thousand.

Scientific notation

• Scientific notation: 2.1031939742 × 10¹³

Factors of 21031939742000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 184

Divisors of 21031939742000

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 25 34 40 44 50 55 68 80 85 88 100 110 125 136 149 170 176 187 200 220 250 272 275 289 298 340 374 400 425 440 500 550 578 596 680 745 748 850 880 935 1000 1100 1156 1192 1360 1375 1445 1490 1496 1639 1700 1870 2000 2125 2200 2312 2384 2533 2750 2890 2980 2992 3179 3278 3400 3725 3740 4250 4400 4624 4675 5066 5500 5780 5960 6358 6556 6800 7225 7450 7480 8195 8500 9350 10132 11000 11560 11920 12665 12716 13112 14450 14900 14960 15895 16390 17000 18625 18700 20264 22000 22201 23120 23375 25330 25432 26224 27863 28900 29800 31790 32780 34000 36125 37250 37400 40528 40975 43061 44402 46750 50660 50864 55726 57800 59600 63325 63580 65560 72250 74500 74800 79475 81950 86122 88804 93500 101320 111005 111452 115600 126650 127160 131120 139315 144500 149000 158950 163900 172244 177608 187000 202640 204875 215305 222010 222904 244211 253300 254320 278630 289000 298000 316625 317900 327800 344488 355216 374000 377417 397375 409750 430610 444020 445808 473671 488422 506600 555025 557260 578000 633250 635800 655600 688976 696575 754834 794750 819500 861220 888040 947342 976844 1013200 1076525 1110050 1114520 1221055 1266500 1271600 1393150 1509668 1589500 1639000 1722440 1776080 1887085 1894684 1953688 2153050 2220100 2229040 2368355 2442110 2533000 2775125 2786300 3019336 3179000 3278000 3307949 3444880 3482875 3774170 3789368 3907376 4151587 4306100 4440200 4736710 4884220 5066000 5382625 5550250 5572600 6038672 6105275 6358000 6416089 6615898 6965750 7548340 7578736 8303174 8612200 8880400 9435425 9473420 9768440 10765250 11100500 11145200 11841775 12210550 12832178 13231796 13931500 15096680 16539745 16606348 17224400 18870850 18946840 19536880 20757935 21530500 22201000 23683550 24421100 25664356 26463592 27863000 30193360 30526375 32080445 33079490 33212696 36387439 37741700 37893680 41515870 43061000 44402000 47177125 47367100 48842200 51328712 52927184 55726000 56235133 59208875 61052750 64160890 66158980 66425392 70576979 72774878 75483400 82698725 83031740 86122000 94354250 94734200 97684400 102657424 103789675 112470266 118417750 122105500 128321780 132317960 141153958 145549756 150966800 160402225 165397450 166063480 181937195 188708500 189468400 207579350 224940532 236835500 244211000 256643560 264635920 281175665 282307916 291099512 320804450 330794900 332126960 352884895 363874390 377417000 413493625 415158700 449881064 473671000 488422000 513287120 518948375 562351330 564615832 582199024 618586463 641608900 661589800 705769790 727748780 754834000 802011125 826987250 830317400 899762128 909685975 947342000 955997261 1037896750 1124702660 1129231664 1237172926 1283217800 1323179600 1405878325 1411539580 1455497560 1604022250 1653974500 1660634800 1764424475 1819371950 1911994522 2075793500 2249405320 2474345852 2566435600 2811756650 2823079160 2910995120 3092932315 3208044500 3307949000 3528848950 3638743900 3823989044 4151587000 4498810640 4548429875 4779986305 4948691704 5623513300 5646158320 6185864630 6416089000 6615898000 7029391625 7057697900 7277487800 7647978088 8303174000 8822122375 9096859750 9559972610 9897383408 10515969871 11247026600 12371729260 12832178000 14058783250 14115395800 14554975600 15295956176 15464661575 17644244750 18193719500 19119945220 21031939742 22494053200 23899931525 24743458520 28117566500 28230791600 30929323150 35288489500 36387439000 38239890440 42063879484 47799863050 49486917040 52579849355 56235133000 61858646300 70576979000 72774878000 76479780880 77323307875 84127758968 95599726100 105159698710 112470266000 119499657625 123717292600 141153958000 154646615750 168255517936 191199452200 210319397420 238999315250 247434585200 262899246775 309293231500 382398904400 420638794840 477998630500 525798493550 618586463000 841277589680 955997261000 1051596987100 1237172926000 1314496233875 1911994522000 2103193974200 2628992467750 4206387948400 5257984935500 10515969871000 21031939742000
• Sum of all divisors σ(n): 59332038667200
• Sum of proper divisors (its aliquot sum) s(n): 38300098925200
• 21031939742000 is an abundant number, because the sum of its proper divisors (38300098925200) is greater than itself. Its abundance is 17268159183200

Bases of 21031939742000

• Binary: 100110010000011100001010011000001100100110000₂
• Hexadecimal: 0x1320E14C1930
• Base-36: 7GDXTW6CW

Squares and roots of 21031939742000

• 21031939742000 squared (21031939742000²) is 442342489311119026564000000
• 21031939742000 cubed (21031939742000³) is 9303320580517734457283745306488000000000
• The square root of 21031939742000 is 4586059.2824341031
• The cube root of 21031939742000 is 27603.2218732339

Scales and comparisons

• 21,031,939,742,000 seconds is equal to 668,750 years, 32 weeks, 4 days, 11 hours, 53 minutes, 20 seconds.
• To count from 1 to 21,031,939,742,000 would take you about one million, six hundred seventy-one thousand, eight hundred seventy-six 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 21031939742000 cubic inches would be around 2300.3 feet tall.

Recreational maths with 21031939742000

• 21031939742000 backwards is 00024793913012
• The number of decimal digits it has is: 14
• The sum of 21031939742000's digits is 41
• More coming soon!