389869972128

Names of 389869972128

• Cardinal: 389869972128 can be written as Three hundred eighty-nine billion, eight hundred sixty-nine million, nine hundred seventy-two thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.89869972128 × 10¹¹

Factors of 389869972128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 323

Divisors of 389869972128

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 32 36 39 42 48 52 56 63 71 72 78 84 91 96 104 112 117 126 142 144 156 168 169 182 208 213 224 227 234 252 273 284 288 312 336 338 364 416 426 454 468 497 504 507 546 568 624 639 672 676 681 728 819 852 908 923 936 994 1008 1014 1092 1136 1183 1248 1278 1352 1362 1456 1491 1521 1589 1638 1704 1816 1846 1872 1988 2016 2028 2043 2184 2272 2366 2556 2704 2724 2769 2912 2951 2982 3042 3178 3276 3408 3549 3632 3692 3744 3976 4056 4086 4368 4473 4732 4767 5041 5112 5408 5448 5538 5902 5964 6084 6356 6461 6552 6816 7098 7264 7384 7952 8112 8172 8307 8736 8853 8946 9464 9534 10082 10224 10647 10896 11076 11804 11928 11999 12168 12712 12922 13104 14196 14301 14768 15123 15904 16117 16224 16344 16614 17706 17892 18928 19068 19383 20164 20448 20657 21294 21792 22152 23608 23856 23998 24336 25424 25844 26208 26559 28392 28602 29536 30246 32234 32688 33228 35287 35412 35784 35997 37856 38136 38363 38766 40328 41314 42588 44304 45369 47216 47712 47996 48351 48672 50848 51688 53118 56784 57204 58149 60492 61971 64468 65376 65533 66456 70574 70824 71568 71994 76272 76726 77532 80656 82628 83993 85176 88608 90738 94432 95992 96702 103376 105861 106236 107991 112819 113568 114408 115089 116298 120984 123942 128936 131066 132912 141148 141648 143136 143988 145053 152544 153452 155064 161312 165256 167986 170352 181476 185913 191984 193404 196599 206752 209521 211722 212472 215982 225638 228816 230178 232596 241968 247884 251979 257872 262132 265824 268541 282296 283296 287976 290106 306904 310128 317583 330512 335972 338457 340704 345267 362952 371826 383968 386808 393198 419042 423444 424944 431964 451276 457632 458731 460356 465192 483936 495768 503958 515744 524264 537082 564592 575952 580212 589797 613808 620256 628563 635166 661024 671944 676914 690534 725904 743652 755937 773616 786396 805623 838084 846888 849888 851929 863928 902552 917462 920712 930384 991536 1007916 1015371 1048528 1074164 1129184 1144307 1151904 1160424 1179594 1227616 1257126 1270332 1343888 1353828 1376193 1381068 1451808 1466647 1487304 1511874 1547232 1572792 1611246 1676168 1693776 1703858 1727856 1805104 1834924 1841424 1860768 1885689 1983072 2015832 2030742 2097056 2148328 2288614 2320848 2359188 2416869 2514252 2540664 2555787 2687776 2707656 2723773 2752386 2762136 2933294 2974608 3023748 3145584 3222492 3352336 3387552 3407716 3432921 3455712 3610208 3669848 3682848 3771378 4031664 4061484 4128579 4296656 4399941 4577228 4641696 4718376 4833738 5028504 5081328 5111574 5415312 5447546 5504772 5524272 5866588 5949216 5963503 6047496 6291168 6444984 6704672 6815432 6865842 7339696 7542756 7667361 8010149 8063328 8122968 8171319 8257158 8593312 8799882 9154456 9436752 9667476 10057008 10162656 10223148 10298763 10830624 10895092 11009544 11048544 11733176 11927006 12094992 12889968 13199823 13630864 13731684 14679392 14875991 15085512 15334722 16020298 16245936 16342638 16514316 17599764 17890509 18308912 18873504 19066411 19334952 20114016 20446296 20597526 21790184 22019088 23466352 23854012 24030447 24189984 24513957 25779936 26399646 27261728 27463368 29751982 30171024 30669444 32040596 32491872 32685276 33028632 35199528 35781018 36617824 38132822 38669904 40892592 41195052 43580368 44038176 44627973 46932704 47708024 48060894 49027914 52799292 53671527 54926736 57199233 59503964 60342048 61338888 64081192 65370552 66057264 70399056 71562036 72091341 76265644 77339808 81785184 82390104 87160736 89255946 95416048 96121788 98055828 104131937 105598584 107343054 109853472 114398466 119007928 122677776 128162384 130741104 132114528 133883919 140798112 143124072 144182682 152531288 164780208 171597699 178511892 190832096 192243576 193387883 196111656 208263874 211197168 214686108 228796932 238015856 245355552 256324768 261482208 267767838 286248144 288365364 305062576 312395811 329560416 343195398 357023784 384487152 386775766 392223312 416527748 422394336 429372216 457593864 476031712 535535676 572496288 576730728 580163649 610125152 624791622 686390796 714047568 768974304 773551532 784446624 833055496 858744432 915187728 937187433 1071071352 1153461456 1160327298 1249583244 1353715181 1372781592 1428095136 1547103064 1666110992 1717488864 1740490947 1830375456 1874374866 2142142704 2306922912 2320654596 2499166488 2707430362 2745563184 3094206128 3332221984 3480981894 3748749732 4061145543 4284285408 4641309192 4998332976 5414860724 5491126368 6188412256 6961963788 7497499464 8122291086 9282618384 9996665952 10829721448 12183436629 13923927576 14994998928 16244582172 18565236768 21659442896 24366873258 27847855152 29989997856 32489164344 43318885792 48733746516 55695710304 64978328688 97467493032 129956657376 194934986064 389869972128
• Sum of all divisors σ(n): 1397769688224
• Sum of proper divisors (its aliquot sum) s(n): 1007899716096
• 389869972128 is an abundant number, because the sum of its proper divisors (1007899716096) is greater than itself. Its abundance is 618029743968

Bases of 389869972128

• Binary: 101101011000110000011111010101010100000₂
• Hexadecimal: 0x5AC60FAAA0
• Base-36: 4Z3QIJS0

Squares and roots of 389869972128

• 389869972128 squared (389869972128²) is 151998595167087496848384
• 389869972128 cubed (389869972128³) is 59259688061287557899216757921841152
• The square root of 389869972128 is 624395.6855456323
• The cube root of 389869972128 is 7305.3315160291

Scales and comparisons

• 389,869,972,128 seconds is equal to 12,396 years, 34 weeks, 1 day, 22 hours, 28 minutes, 48 seconds.
• To count from 1 to 389,869,972,128 would take you about twenty-four thousand, seven hundred ninety-three 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 389869972128 cubic inches would be around 608.8 feet tall.

Recreational maths with 389869972128

• 389869972128 backwards is 821279968983
• 389869972128 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 389869972128's digits is 72
• More coming soon!