28942806816

Names of 28942806816

• Cardinal: 28942806816 can be written as Twenty-eight billion, nine hundred forty-two million, eight hundred six thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 2.8942806816 × 10¹⁰

Factors of 28942806816

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 360

Divisors of 28942806816

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 17 18 21 22 24 27 28 32 33 34 36 42 44 48 51 54 56 63 66 68 72 77 84 88 96 99 102 108 112 119 126 132 136 144 153 154 157 163 168 176 187 189 198 204 216 224 231 238 252 264 272 288 297 306 308 314 326 336 352 357 374 378 396 408 432 459 462 471 476 489 504 528 544 561 594 612 616 628 652 672 693 714 748 756 792 816 864 918 924 942 952 978 1008 1056 1071 1099 1122 1141 1188 1224 1232 1256 1304 1309 1386 1413 1428 1467 1496 1512 1584 1632 1683 1727 1793 1836 1848 1884 1904 1956 2016 2079 2142 2198 2244 2282 2376 2448 2464 2512 2608 2618 2669 2771 2772 2826 2856 2934 2992 3024 3168 3213 3297 3366 3423 3454 3586 3672 3696 3768 3808 3912 3927 4158 4239 4284 4396 4401 4488 4564 4752 4896 5024 5049 5181 5216 5236 5338 5379 5542 5544 5652 5712 5868 5984 6048 6426 6594 6732 6846 6908 7172 7344 7392 7536 7824 7854 8007 8313 8316 8478 8568 8792 8802 8976 9128 9504 9891 10098 10269 10362 10472 10676 10758 11084 11088 11304 11424 11736 11781 12089 12551 12852 13188 13464 13692 13816 14344 14688 15072 15543 15648 15708 16014 16137 16626 16632 16956 17136 17584 17604 17952 18256 18683 19397 19782 20196 20538 20724 20944 21352 21516 22168 22176 22608 23472 23562 24021 24178 24939 25102 25591 25704 26376 26928 27384 27632 28688 29359 29673 30481 30807 31086 31416 32028 32274 33252 33264 33912 34272 35168 35208 35343 36267 36512 37366 37653 38794 39564 40392 41076 41448 41888 42704 43032 44336 45216 46629 46944 47124 48042 48356 48411 49878 50204 51182 51408 52752 53856 54768 55264 56049 57376 58191 58718 59346 60962 61614 62172 62832 64056 64548 66504 66528 67824 70416 70686 72063 72534 74732 74817 75306 76773 77588 79128 80784 82152 82896 85408 86064 88077 88672 91443 93258 94248 96084 96712 96822 99756 100408 102364 102816 105504 108801 109536 112098 112959 116382 117436 118692 121924 123228 124344 125664 128112 129096 133008 135648 140832 141372 144126 145068 149464 149634 150612 153546 155176 158256 161568 164304 165792 168147 172128 174573 176154 179137 182886 186516 188496 192168 193424 193644 199512 200816 204728 205513 213367 217602 224196 225918 230319 232764 234872 237384 243848 246456 248688 256224 258192 264231 266016 274329 281501 282744 288252 290136 298928 299268 301224 307092 310352 316512 326403 328608 336294 338877 349146 352308 358274 365772 373032 376992 384336 386848 387288 399024 401632 409456 411026 426734 435047 435204 448392 451836 460638 465528 469744 474768 487696 492912 497376 504441 516384 523719 528462 537411 548658 563002 565488 576504 580272 597856 598536 602448 614184 616539 620704 640101 652806 672588 677754 690957 698292 704616 716548 731544 746064 768672 774576 792693 798048 818912 822052 822987 844503 853468 870094 870408 896784 903672 921276 931056 939488 949536 975392 985824 1008882 1047438 1056924 1074822 1097316 1126004 1130976 1153008 1160544 1197072 1204896 1228368 1233078 1280202 1305141 1305612 1345176 1355508 1381914 1396584 1409232 1433096 1463088 1492128 1549152 1585386 1612233 1644104 1645974 1689006 1706936 1740188 1740816 1793568 1807344 1842552 1849617 1862112 1920303 1970507 2017764 2094876 2113848 2149644 2194632 2252008 2306016 2394144 2456736 2466156 2533509 2560404 2610282 2611224 2690352 2711016 2763828 2793168 2818464 2866192 2926176 3045329 3170772 3224466 3288208 3291948 3378012 3413872 3480376 3481632 3614688 3685104 3699234 3840606 3915423 3941014 4035528 4189752 4227696 4299288 4389264 4504016 4785517 4836699 4932312 5067018 5120808 5220564 5222448 5380704 5422032 5527656 5548851 5586336 5732384 5760909 5911521 6090658 6341544 6448932 6576416 6583896 6756024 6827744 6960752 7370208 7398468 7600527 7681212 7830846 7882028 8071056 8379504 8455392 8598576 8778528 9008032 9135987 9571034 9673398 9864624 10134036 10241616 10441128 10444896 10844064 11055312 11097702 11521818 11746269 11823042 12181316 12683088 12897864 13167792 13512048 13921504 14356551 14796936 15201054 15362424 15661692 15764056 16142112 16759008 17197152 17734563 18271974 19142068 19346796 19729248 20268072 20483232 20882256 22110624 22195404 23043636 23492538 23646084 24362632 25366176 25795728 26335584 27024096 27407961 28713102 29593872 30402108 30724848 31323384 31528112 33498619 35469126 36543948 38284136 38693592 40536144 41764512 43069653 44390808 46087272 46985076 47292168 48725264 51591456 53203689 54815922 57426204 59187744 60804216 61449696 62646768 63056224 66997238 70938252 73087896 76568272 77387184 81072288 82223883 86139306 88781616 92174544 93970152 94584336 97450528 100495857 106407378 109631844 114852408 121608432 125293536 129208959 133994476 141876504 146175792 153136544 154774368 164447766 172278612 177563232 184349088 187940304 189168672 200991714 212814756 219263688 229704816 243216864 258417918 267988952 283753008 292351584 301487571 328895532 344557224 375880608 401983428 425629512 438527376 459409632 516835836 535977904 567506016 602975142 657791064 689114448 803966856 851259024 877054752 904462713 1033671672 1071955808 1205950284 1315582128 1378228896 1607933712 1702518048 1808925426 2067343344 2411900568 2631164256 3215867424 3617850852 4134686688 4823801136 7235701704 9647602272 14471403408 28942806816
• Sum of all divisors σ(n): 112835358720
• Sum of proper divisors (its aliquot sum) s(n): 83892551904
• 28942806816 is an abundant number, because the sum of its proper divisors (83892551904) is greater than itself. Its abundance is 54949745088

Bases of 28942806816

• Binary: 11010111101001000000010111100100000₂
• Hexadecimal: 0x6BD202F20
• Base-36: DANSSO0

Squares and roots of 28942806816

• 28942806816 squared (28942806816²) is 837686066388296057856
• 28942806816 cubed (28942806816³) is 24244985991931403645940567146496
• The square root of 28942806816 is 170125.8558126895
• The cube root of 28942806816 is 3070.2957771523

Scales and comparisons

• 28,942,806,816 seconds is equal to 920 years, 15 weeks, 1 day, 4 hours, 33 minutes, 36 seconds.
• To count from 1 to 28,942,806,816 would take you about one thousand, eight hundred forty 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 28942806816 cubic inches would be around 255.9 feet tall.

Recreational maths with 28942806816

• 28942806816 backwards is 61860824982
• 28942806816 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28942806816's digits is 54
• More coming soon!