28438813312

Names of 28438813312

• Cardinal: 28438813312 can be written as Twenty-eight billion, four hundred thirty-eight million, eight hundred thirteen thousand, three hundred twelve.

Scientific notation

• Scientific notation: 2.8438813312 × 10¹⁰

Factors of 28438813312

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 252

Divisors of 28438813312

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 4 7 8 13 14 16 19 23 26 28 32 37 38 46 52 56 64 74 76 91 92 104 112 128 133 148 151 152 161 182 184 208 224 247 259 266 296 299 302 304 322 364 368 416 437 448 481 494 518 532 592 598 604 608 644 703 728 736 832 851 874 896 962 988 1036 1057 1064 1184 1196 1208 1216 1288 1406 1456 1472 1664 1702 1729 1748 1924 1963 1976 2072 2093 2114 2128 2368 2392 2416 2432 2576 2812 2869 2912 2944 3059 3367 3404 3458 3473 3496 3848 3926 3952 4144 4186 4228 4256 4736 4784 4832 4921 5152 5587 5624 5681 5738 5824 5957 6118 6734 6808 6916 6946 6992 7696 7852 7904 8288 8372 8456 8512 9139 9568 9664 9842 10304 11063 11174 11248 11362 11476 11648 11914 12236 13468 13616 13741 13832 13892 13984 15392 15704 15808 16169 16576 16744 16912 17024 18278 19136 19328 19684 20083 20608 22126 22348 22496 22724 22952 23828 24311 24472 26936 27232 27482 27664 27784 27968 30784 31408 31616 32338 33152 33488 33824 36556 37297 38272 39109 39368 39767 40166 44252 44696 44992 45149 45448 45904 47656 48622 48944 53872 54464 54964 55328 55568 55936 61568 62816 63973 64676 65987 66976 67648 72631 73112 74594 77441 78218 78736 79534 80332 88504 89392 89984 90298 90896 91808 95312 97244 97888 106153 107744 108928 109928 110656 111136 113183 125632 127946 128501 129352 131974 133952 135296 145262 146224 149188 154882 156436 157472 159068 160664 177008 178784 180596 181792 183616 190624 194488 195776 210197 212306 215488 219856 221312 222272 226366 251264 255892 257002 258704 261079 263948 267904 290524 292448 298376 309764 312872 314944 316043 318136 321328 354016 357568 361192 363584 367232 381248 388976 391552 420394 424612 430976 439712 444544 452732 461909 508417 511784 514004 517408 522158 527896 581048 584896 596752 619528 625744 629888 632086 636272 642656 708032 715136 722384 727168 743071 762496 777952 840788 849224 857831 879424 899507 905464 923818 1016834 1023568 1028008 1034816 1044316 1055792 1162096 1169792 1193504 1239056 1251488 1264172 1272544 1285312 1379989 1416064 1444768 1471379 1486142 1555904 1670513 1681576 1698448 1715662 1758848 1799014 1810928 1847636 2033668 2047136 2056016 2069632 2088632 2111584 2324192 2387008 2441519 2478112 2502976 2528344 2545088 2570624 2759978 2889536 2942758 2972284 3111808 3341026 3363152 3396896 3431324 3598028 3621856 3695272 4067336 4094272 4112032 4177264 4223168 4648384 4774016 4883038 4956224 5005952 5056688 5090176 5519956 5779072 5885516 5944568 6004817 6682052 6726304 6793792 6862648 7196056 7243712 7390544 8134672 8188544 8224064 8354528 8446336 9296768 9659923 9766076 9912448 10113376 11039912 11693591 11771032 11889136 12009634 13364104 13452608 13587584 13725296 14392112 14487424 14781088 16269344 16448128 16709056 17090633 19319846 19532152 20226752 22079824 23387182 23542064 23778272 24019268 26728208 26905216 27450592 28784224 29562176 31739747 32538688 33418112 34181266 38639692 39064304 40453504 44159648 46774364 47084128 47556544 48038536 53456416 54901184 57568448 59124352 63479494 65077376 68362532 77279384 78128608 88319296 93548728 94168256 95113088 96077072 106912832 109802368 115136896 126958988 136725064 154558768 156257216 176638592 187097456 188336512 192154144 213825664 222178229 253917976 273450128 309117536 312514432 374194912 384308288 444356458 507835952 546900256 618235072 748389824 768616576 888712916 1015671904 1093800512 1236470144 1496779648 1777425832 2031343808 2187601024 3554851664 4062687616 7109703328 14219406656 28438813312
• Sum of all divisors σ(n): 79182028800
• Sum of proper divisors (its aliquot sum) s(n): 50743215488
• 28438813312 is an abundant number, because the sum of its proper divisors (50743215488) is greater than itself. Its abundance is 22304402176

Bases of 28438813312

• Binary: 11010011111000101011101101010000000₂
• Hexadecimal: 0x69F15DA80
• Base-36: D2BQGSG

Squares and roots of 28438813312

• 28438813312 squared (28438813312²) is 808766102594788409344
• 28438813312 cubed (28438813312³) is 23000348204767026357475452387328
• The square root of 28438813312 is 168638.1134619335
• The cube root of 28438813312 is 3052.3698615089

Scales and comparisons

• 28,438,813,312 seconds is equal to 904 years, 13 weeks, 5 days, 22 hours, 21 minutes, 52 seconds.
• To count from 1 to 28,438,813,312 would take you about one thousand, eight hundred eight 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 28438813312 cubic inches would be around 254.4 feet tall.

Recreational maths with 28438813312

• 28438813312 backwards is 21331883482
• The number of decimal digits it has is: 11
• The sum of 28438813312's digits is 43
• More coming soon!