1028215685120

Names of 1028215685120

• Cardinal: 1028215685120 can be written as One trillion, twenty-eight billion, two hundred fifteen million, six hundred eighty-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.02821568512 × 10¹²

Factors of 1028215685120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 246

Divisors of 1028215685120

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 29 32 40 52 58 64 65 80 104 116 128 130 145 160 169 197 208 232 256 260 290 320 338 377 394 416 464 512 520 580 640 676 754 788 832 845 928 985 1024 1040 1160 1280 1352 1508 1576 1664 1690 1856 1885 1970 2048 2080 2197 2320 2560 2561 2704 3016 3152 3328 3380 3712 3770 3940 4096 4160 4394 4640 4901 5120 5122 5408 5713 6032 6304 6656 6760 7424 7540 7880 8192 8320 8788 9280 9802 10240 10244 10816 10985 11426 12064 12608 12805 13312 13520 14848 15080 15760 16384 16640 17576 18560 19604 20480 20488 21632 21970 22852 24128 24505 25216 25610 26624 27040 28565 29696 30160 31520 33280 33293 35152 37120 39208 40960 40976 43264 43940 45704 48256 49010 50432 51220 53248 54080 57130 59392 60320 63040 63713 66560 66586 70304 74240 74269 78416 81920 81952 86528 87880 91408 96512 98020 100864 102440 106496 108160 114260 118784 120640 126080 127426 133120 133172 140608 148480 148538 156832 163904 166465 173056 175760 182816 193024 196040 201728 204880 212992 216320 228520 237568 241280 252160 254852 266240 266344 281216 296960 297076 313664 318565 327808 332930 346112 351520 365632 371345 386048 392080 403456 409760 432640 432809 457040 475136 482560 504320 509704 532480 532688 562432 593920 594152 627328 637130 655616 665860 692224 703040 731264 742690 772096 784160 806912 819520 865280 865618 914080 965120 965497 1008640 1019408 1064960 1065376 1124864 1187840 1188304 1254656 1274260 1311232 1331720 1384448 1406080 1462528 1485380 1544192 1568320 1613824 1639040 1730560 1731236 1828160 1930240 1930994 2017280 2038816 2130752 2164045 2249728 2375680 2376608 2509312 2548520 2622464 2663440 2768896 2812160 2925056 2970760 3088384 3136640 3227648 3278080 3461120 3462472 3656320 3860480 3861988 4034560 4077632 4261504 4328090 4499456 4753216 4827485 5018624 5097040 5244928 5326880 5624320 5850112 5941520 6176768 6273280 6556160 6922240 6924944 7312640 7720960 7723976 8069120 8155264 8523008 8656180 8998912 9506432 9654970 10037248 10194080 10489856 10653760 11248640 11700224 11883040 12546560 12551461 13112320 13844480 13849888 14625280 15441920 15447952 16138240 16310528 17046016 17312360 17997824 19012864 19309940 20074496 20388160 20979712 21307520 22497280 23400448 23766080 25093120 25102922 26224640 27699776 29250560 30883840 30895904 32621056 34092032 34624720 35995648 38025728 38619880 40148992 40776320 41959424 42615040 44994560 46800896 47532160 50186240 50205844 52449280 55399552 58501120 61791808 62757305 65242112 68184064 69249440 76051456 77239760 80297984 81552640 85230080 89989120 93601792 95064320 100372480 100411688 104898560 110799104 117002240 123583616 125514610 130484224 136368128 138498880 152102912 154479520 163105280 170460160 179978240 190128640 200744960 200823376 209797120 221598208 234004480 247167232 251029220 260968448 272736256 276997760 304205824 308959040 326210560 340920320 380257280 401489920 401646752 443196416 468008960 494334464 502058440 521936896 545472512 553995520 608411648 617918080 652421120 681840640 760514560 803293504 886392832 988668928 1004116880 1043873792 1107991040 1216823296 1235836160 1304842240 1363681280 1521029120 1606587008 1772785664 1977337856 2008233760 2215982080 2471672320 2609684480 2727362560 3042058240 3213174016 3545571328 3954675712 4016467520 4431964160 4943344640 5219368960 6084116480 6426348032 7091142656 7909351424 8032935040 8863928320 9886689280 12852696064 15818702848 16065870080 17727856640 19773378560 25705392128 32131740160 35455713280 39546757120 51410784256 64263480320 79093514240 102821568512 128526960640 205643137024 257053921280 514107842560 1028215685120
• Sum of all divisors σ(n): 2779401794400
• Sum of proper divisors (its aliquot sum) s(n): 1751186109280
• 1028215685120 is an abundant number, because the sum of its proper divisors (1751186109280) is greater than itself. Its abundance is 722970424160

Bases of 1028215685120

• Binary: 1110111101100110011011100100000000000000₂
• Hexadecimal: 0xEF666E4000
• Base-36: D4CT2K8W

Squares and roots of 1028215685120

• 1028215685120 squared (1028215685120²) is 1057227495126790989414400
• 1028215685120 cubed (1028215685120³) is 1087057893229494858447769963593728000
• The square root of 1028215685120 is 1014009.7066202079
• The cube root of 1028215685120 is 10093.1813111563

Scales and comparisons

• 1,028,215,685,120 seconds is equal to 32,694 years, 4 weeks, 12 hours, 5 minutes, 20 seconds.
• To count from 1 to 1,028,215,685,120 would take you about eighty-one thousand, seven hundred thirty-five 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 1028215685120 cubic inches would be around 841.1 feet tall.

Recreational maths with 1028215685120

• 1028215685120 backwards is 0215865128201
• The number of decimal digits it has is: 13
• The sum of 1028215685120's digits is 41
• More coming soon!