20121399648

Names of 20121399648

• Cardinal: 20121399648 can be written as Twenty billion, one hundred twenty-one million, three hundred ninety-nine thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.0121399648 × 10¹⁰

Factors of 20121399648

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 226

Divisors of 20121399648

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 31 32 34 36 42 48 51 54 56 59 62 63 68 72 84 93 96 102 107 108 112 118 119 124 126 136 144 153 168 177 186 189 204 214 216 217 224 236 238 248 252 272 279 288 306 321 336 354 357 372 378 408 413 428 432 434 459 472 476 496 504 527 531 544 558 612 642 651 672 708 714 744 749 756 816 826 837 856 864 868 918 944 952 963 992 1003 1008 1054 1062 1071 1116 1224 1239 1284 1302 1416 1428 1488 1498 1512 1581 1593 1632 1652 1674 1712 1736 1819 1829 1836 1888 1904 1926 1953 2006 2016 2108 2124 2142 2232 2247 2448 2478 2568 2604 2832 2856 2889 2976 2996 3009 3024 3162 3186 3213 3304 3317 3348 3424 3472 3638 3658 3672 3689 3717 3808 3852 3906 4012 4216 4248 4284 4464 4494 4743 4896 4956 5136 5208 5457 5487 5664 5712 5778 5859 5992 6018 6048 6313 6324 6372 6426 6608 6634 6696 6741 6944 7021 7276 7316 7344 7378 7434 7704 7812 8024 8432 8496 8568 8928 8988 9027 9486 9912 9951 10272 10416 10914 10974 11067 11151 11424 11556 11718 11984 12036 12626 12648 12733 12744 12803 12852 13216 13268 13392 13482 14042 14229 14552 14632 14688 14756 14868 15408 15624 16048 16371 16461 16864 16992 17136 17976 18054 18939 18972 19824 19902 20223 20832 21063 21828 21948 22134 22302 23112 23219 23436 23968 24072 25252 25296 25466 25488 25606 25704 26536 26784 26964 27081 28084 28458 29104 29264 29512 29736 29853 30816 31093 31248 32096 32742 32922 33201 34272 35952 36108 37878 37944 38199 38409 39648 39804 40446 42126 43656 43896 44191 44268 44604 46224 46438 46872 48144 49113 49383 50504 50592 50932 50976 51212 51408 53072 53928 54162 56168 56389 56817 56916 58208 58528 59024 59472 59706 62186 62496 63189 65484 65844 66402 69657 71904 72216 75756 75888 76398 76818 79608 80892 84252 87312 87792 88382 88536 89208 89559 92448 92876 93279 93744 96288 98226 98766 99603 101008 101864 102424 102816 106144 107321 107856 108324 112336 112778 113634 113832 114597 115227 118048 118944 119412 124372 126378 130968 131688 132573 132804 139314 144432 151512 151776 152796 153636 159216 161784 168504 169167 170451 174624 175584 176764 177072 178416 179118 185752 186558 187488 189567 195703 196452 197532 199206 202016 203728 204848 208971 214642 215712 216648 217651 224672 225556 227268 227664 229194 230454 238824 248744 252756 261936 263376 265146 265608 278628 279837 288864 303024 305592 307272 318432 321963 323568 337008 338334 340902 343791 345681 353528 354144 356832 358236 371504 373116 379134 391406 392904 394723 395064 397719 398412 407456 409696 417942 429284 433296 435302 451112 454536 455328 458388 460908 477648 497488 505512 507501 523872 526752 530292 531216 557256 559674 587109 606048 611184 614544 626913 643926 647136 652953 674016 676668 681804 687582 691362 707056 716472 743008 746232 751247 758268 782812 785808 789446 790128 795438 796824 835884 839511 858568 866592 870604 902224 909072 916776 921816 955296 965889 994976 1011024 1015002 1060584 1062432 1114512 1119348 1174218 1184169 1193157 1222368 1229088 1253826 1287852 1305906 1353336 1363608 1369921 1375164 1382724 1414112 1432944 1492464 1502494 1516536 1522503 1565624 1571616 1578892 1580256 1590876 1593648 1671768 1679022 1717136 1741208 1761327 1804448 1818144 1833552 1843632 1931778 1958859 2022048 2030004 2121168 2229024 2238696 2253741 2348436 2368338 2386314 2507652 2575704 2611812 2706672 2727216 2739842 2750328 2765448 2865888 2897667 2984928 3004988 3033072 3045006 3131248 3157784 3181752 3187296 3326951 3343536 3358044 3434272 3482416 3522654 3552507 3667104 3687264 3863556 3917718 4060008 4109763 4242336 4477392 4507482 4696872 4736676 4772628 5015304 5151408 5223624 5283981 5413344 5454432 5479684 5500656 5530896 5795334 5876577 6009976 6066144 6090012 6262496 6315568 6363504 6653902 6687072 6716088 6761223 6964832 7045308 7105014 7727112 7835436 8120016 8219526 8954784 9014964 9393744 9473352 9545256 9980853 10030608 10302816 10447248 10567962 10657521 10959368 11001312 11061792 11590668 11753154 12019952 12180024 12329289 12631136 12727008 13307804 13432176 13522446 14090616 14210028 15454224 15670872 16240032 16439052 18029928 18787488 18946704 19090512 19961706 20061216 20283669 20894496 21135924 21315042 21918736 23181336 23288657 23506308 24039904 24360048 24658578 26615608 26864352 27044892 28181232 28420056 29942559 30908448 31341744 32878104 36059856 36987867 37893408 38181024 39923412 40567338 42271848 42630084 43837472 46362672 46577314 47012616 48720096 49317156 53231216 54089784 56362464 56840112 59885118 62683488 65756208 69865971 72119712 73975734 79846824 81134676 84543696 85260168 89827677 92725344 93154628 94025232 98634312 106462432 108179568 113680224 119770236 131512416 139731942 147951468 159693648 162269352 169087392 170520336 179655354 186309256 188050464 197268624 209597913 216359136 239540472 279463884 295902936 319387296 324538704 341040672 359310708 372618512 394537248 419195826 479080944 558927768 591805872 628793739 649077408 718621416 745237024 838391652 958161888 1117855536 1183611744 1257587478 1437242832 1676783304 2235711072 2515174956 2874485664 3353566608 5030349912 6707133216 10060699824 20121399648
• Sum of all divisors σ(n): 75246796800
• Sum of proper divisors (its aliquot sum) s(n): 55125397152
• 20121399648 is an abundant number, because the sum of its proper divisors (55125397152) is greater than itself. Its abundance is 35003997504

Bases of 20121399648

• Binary: 10010101111010101000011000101100000₂
• Hexadecimal: 0x4AF543160
• Base-36: 98RRFC0

Squares and roots of 20121399648

• 20121399648 squared (20121399648²) is 404870723794534523904
• 20121399648 cubed (20121399648³) is 8146565639244852193605793185792
• The square root of 20121399648 is 141849.9194501005
• The cube root of 20121399648 is 2719.8986972075

Scales and comparisons

• 20,121,399,648 seconds is equal to 639 years, 41 weeks, 3 days, 13 hours, 40 minutes, 48 seconds.
• To count from 1 to 20,121,399,648 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 20121399648 cubic inches would be around 226.7 feet tall.

Recreational maths with 20121399648

• 20121399648 backwards is 84699312102
• The number of decimal digits it has is: 11
• The sum of 20121399648's digits is 45
• More coming soon!