20126788920

Names of 20126788920

• Cardinal: 20126788920 can be written as Twenty billion, one hundred twenty-six million, seven hundred eighty-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.012678892 × 10¹⁰

Factors of 20126788920

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 445

Divisors of 20126788920

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 17 18 19 20 21 24 28 30 34 35 36 38 40 42 45 51 56 57 60 63 68 70 72 76 79 84 85 90 95 102 105 114 119 120 126 133 136 140 152 153 158 168 170 171 180 190 204 210 228 237 238 252 255 266 280 285 306 313 315 316 323 340 342 357 360 380 395 399 408 420 456 474 476 504 510 532 553 570 595 612 626 630 632 646 665 680 684 711 714 760 765 790 798 840 855 939 948 952 969 1020 1064 1071 1106 1140 1185 1190 1197 1224 1252 1260 1292 1330 1343 1368 1422 1428 1501 1530 1565 1580 1596 1615 1659 1710 1785 1878 1896 1938 1995 2040 2142 2191 2212 2261 2280 2370 2380 2394 2504 2520 2584 2660 2686 2765 2817 2844 2856 2907 3002 3060 3130 3160 3192 3230 3318 3420 3555 3570 3756 3876 3990 4029 4284 4382 4424 4503 4522 4695 4740 4760 4788 4845 4977 5320 5321 5355 5372 5530 5634 5688 5814 5947 5985 6004 6120 6260 6460 6573 6636 6715 6783 6840 7110 7140 7505 7512 7752 7980 8058 8295 8568 8764 9006 9044 9390 9401 9480 9576 9690 9954 10507 10642 10710 10744 10955 11060 11268 11305 11628 11894 11970 12008 12087 12520 12920 13146 13272 13430 13509 13566 14085 14220 14280 14535 15010 15960 15963 16116 16590 17528 17841 18012 18088 18780 18802 19380 19719 19908 20145 20349 21014 21284 21420 21910 22120 22515 22536 22610 23256 23788 23940 24174 24727 24885 25517 26292 26605 26860 27018 27132 28170 28203 28440 29070 29735 30020 31521 31926 32232 32865 33180 33915 35682 36024 37247 37560 37604 38760 39438 39816 40290 40698 41629 42028 42568 42840 43820 45030 45220 47005 47576 47880 47889 48348 49454 49770 51034 52535 52584 53210 53523 53720 54036 54264 56340 56406 58140 59470 60040 60435 63042 63852 65730 66360 67545 67830 71364 74181 74494 75208 76551 78876 79815 80580 81396 83258 84056 84609 87640 89205 90060 90440 94010 94563 95778 96696 98595 98908 99540 101099 101745 102068 105070 106420 107046 108072 111741 112680 112812 116280 118940 120870 123635 124887 126084 127585 127704 131460 135090 135660 141015 142728 148362 148988 153102 157605 157752 159630 161160 162792 166516 169218 173089 178410 178619 180120 186235 188020 189126 191556 197190 197816 199080 202198 203490 204136 208145 210140 212840 214092 222543 223482 225624 229653 237880 239445 241740 247270 249774 252168 255170 262920 267615 270180 271320 282030 296724 297976 303297 306204 315210 319260 333032 335223 338436 346178 356820 357238 370905 372470 374661 376040 378252 382755 383112 394380 404396 406980 416290 420280 420359 423045 428184 445086 446964 459306 469813 472815 478890 483480 494540 499548 505495 510340 519267 535230 535857 540360 558705 564060 593448 606594 612408 624435 630420 638520 670446 676872 692356 707693 713640 714476 741810 744940 749322 756504 765510 788760 808792 813960 832580 840718 846090 865445 890172 893095 893928 909891 918612 939626 945630 957780 989080 999096 1010990 1020680 1038534 1070460 1071714 1112715 1117410 1128120 1148265 1213188 1248870 1260840 1261077 1340892 1384712 1409439 1415386 1428952 1483620 1489880 1498644 1516485 1531020 1557801 1607571 1665160 1676115 1681436 1692180 1730890 1780344 1786190 1819782 1837224 1873305 1879252 1891260 1915560 2021980 2077068 2101795 2123079 2140920 2143428 2225430 2234820 2296530 2349065 2426376 2497740 2522154 2596335 2679285 2681784 2818878 2830772 2942513 2967240 2997288 3032970 3062040 3115602 3215142 3288691 3352230 3362872 3384360 3461780 3538465 3572380 3639564 3746610 3758504 3782520 3783231 4043960 4154136 4203590 4228317 4246158 4286856 4450860 4469640 4549455 4593060 4698130 4995480 5044308 5192670 5358570 5637756 5661544 5885026 6065940 6231204 6305385 6369237 6430284 6577382 6704460 6923560 7047195 7076930 7144760 7279128 7493220 7566462 7789005 7986821 8037855 8407180 8456634 8492316 8827539 8901720 9098910 9186120 9396260 9866073 10088616 10385340 10615395 10717140 11275512 11770052 12131880 12462408 12610770 12738474 12860568 13154764 13408920 14094390 14153860 14712565 14986440 15132924 15578010 15973642 16075710 16443455 16814360 16913268 16984632 17655078 18197820 18792520 18916155 19732146 20770680 21141585 21230790 21434280 23540104 23960463 25221540 25476948 26309528 26482617 28188780 28307720 29425130 29598219 30265848 31156020 31846185 31947284 32151420 32886910 33826536 35310156 36395640 37832310 39464292 39934105 42283170 42461580 44137695 47920926 49330365 50443080 50953896 52965234 55907747 56377560 58850260 59196438 62312040 63692370 63894568 64302840 65773820 70620312 71881389 75664620 78928584 79868210 84566340 84923160 88275390 95841852 98660730 105930468 111815494 117700520 118392876 119802315 127384740 131547640 132413085 143762778 147991095 151329240 159736420 167723241 169132680 176550780 191683704 197321460 211860936 223630988 236785752 239604630 254769480 264826170 279538735 287525556 295982190 319472840 335446482 353101560 359406945 394642920 447261976 479209260 503169723 529652340 559077470 575051112 591964380 670892964 718813890 838616205 958418520 1006339446 1059304680 1118154940 1183928760 1341785928 1437627780 1677232410 2012678892 2236309880 2515848615 2875255560 3354464820 4025357784 5031697230 6708929640 10063394460 20126788920
• Sum of all divisors σ(n): 84644352000
• Sum of proper divisors (its aliquot sum) s(n): 64517563080
• 20126788920 is an abundant number, because the sum of its proper divisors (64517563080) is greater than itself. Its abundance is 44390774160

Bases of 20126788920

• Binary: 10010101111101001100110110100111000₂
• Hexadecimal: 0x4AFA66D38
• Base-36: 98UYXQ0

Squares and roots of 20126788920

• 20126788920 squared (20126788920²) is 405087632230234766400
• 20126788920 cubed (20126788920³) is 8153113268000523985378308288000
• The square root of 20126788920 is 141868.9145655243
• The cube root of 20126788920 is 2720.1415061187

Scales and comparisons

• 20,126,788,920 seconds is equal to 639 years, 50 weeks, 2 days, 22 hours, 42 minutes.
• To count from 1 to 20,126,788,920 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 20126788920 cubic inches would be around 226.7 feet tall.

Recreational maths with 20126788920

• 20126788920 backwards is 02988762102
• 20126788920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20126788920's digits is 45
• More coming soon!