389661118128

Names of 389661118128

• Cardinal: 389661118128 can be written as Three hundred eighty-nine billion, six hundred sixty-one million, one hundred eighteen thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.89661118128 × 10¹¹

Factors of 389661118128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 837

Divisors of 389661118128

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 36 48 54 62 67 72 73 81 93 108 124 134 144 146 162 186 201 216 219 243 248 268 279 292 324 372 402 432 438 486 496 536 558 584 603 648 657 661 744 804 837 876 972 1072 1116 1168 1206 1296 1314 1322 1488 1608 1674 1752 1809 1944 1971 1983 2077 2232 2263 2412 2511 2628 2644 3216 3348 3504 3618 3888 3942 3966 4154 4464 4526 4824 4891 5022 5256 5288 5427 5913 5949 6231 6696 6789 7236 7533 7884 7932 8308 9052 9648 9782 10044 10512 10576 10854 11826 11898 12462 13392 13578 14472 14673 15066 15768 15864 16281 16616 17739 17847 18104 18693 19564 20088 20367 20491 21708 23652 23796 24924 27156 28944 29346 30132 31536 31728 32562 33232 35478 35694 36208 37386 39128 40176 40734 40982 43416 44019 44287 47304 47592 48253 49848 53541 54312 56079 58692 60264 61101 61473 65124 70956 71388 74772 78256 81468 81964 86832 88038 88574 94608 95184 96506 99696 107082 108624 112158 117384 120528 122202 122946 130248 132057 132861 141912 142776 144759 149544 151621 160623 162936 163928 168237 176076 177148 183303 184419 193012 214164 224316 234768 244404 245892 260496 264114 265722 283824 285552 289518 299088 303242 321246 325872 327856 336474 352152 354296 366606 368838 386024 396171 398583 428328 434277 448632 454863 488808 491784 504711 528228 531444 549909 553257 579036 606484 642492 672948 704304 708592 733212 737676 772048 792342 797166 856656 868554 897264 909726 977616 983568 1009422 1056456 1062888 1099818 1106514 1158072 1188513 1195749 1212968 1284984 1302831 1345896 1364589 1372897 1466424 1475352 1495843 1584684 1594332 1659771 1737108 1819452 2018844 2112912 2125776 2199636 2213028 2316144 2377026 2391498 2425936 2569968 2605662 2691792 2729178 2745794 2932848 2950704 2991686 3169368 3188664 3232951 3319542 3474216 3587247 3638904 3908493 4037688 4093767 4118691 4399272 4426056 4487529 4754052 4782996 4979313 5211324 5458356 5491588 5983372 6338736 6377328 6465902 6639084 6948432 7174494 7277808 7816986 8075376 8187534 8237382 8798544 8852112 8975058 9508104 9565992 9698853 9958626 10422648 10761741 10916712 10983176 11725479 11966744 12281301 12356073 12931804 13278168 13462587 14348988 15633972 16375068 16474764 17950116 19016208 19131984 19397706 19917252 20845296 21523482 21833424 21966352 23450958 23933488 24562602 24712146 25863608 26556336 26925174 28697976 29096559 31267944 32750136 32949528 35900232 36843903 37068219 38795412 39834504 40387761 43046964 46901916 49125204 49424292 51727216 53850348 57395952 58193118 62535888 65500272 65899056 71800464 73687806 74136438 77590824 79669008 80775522 86093928 87289677 93803832 98250408 98848584 100221481 107700696 111204657 116386236 121163283 147375612 148272876 155181648 161551044 172187856 174579354 187607664 196500816 197697168 200442962 215401392 222409314 232772472 242326566 261869031 294751224 296545752 300664443 323102088 333613971 349158708 363489849 400885924 444818628 465544944 484653132 523738062 589502448 593091504 601328886 646204176 667227942 698317416 726979698 785607093 801771848 889637256 901993329 969306264 1047476124 1202657772 1334455884 1396634832 1453959396 1571214186 1603543696 1779274512 1803986658 1938612528 2094952248 2405315544 2668911768 2705979987 2907918792 3142428372 3607973316 4189904496 4810631088 5337823536 5411959974 5815837584 6284856744 7215946632 8117939961 10823919948 12569713488 14431893264 16235879922 21647839896 24353819883 32471759844 43295679792 48707639766 64943519688 97415279532 129887039376 194830559064 389661118128
• Sum of all divisors σ(n): 1202850568192
• Sum of proper divisors (its aliquot sum) s(n): 813189450064
• 389661118128 is an abundant number, because the sum of its proper divisors (813189450064) is greater than itself. Its abundance is 423528331936

Bases of 389661118128

• Binary: 101101010111001100111001100111010110000₂
• Hexadecimal: 0x5AB99CCEB0
• Base-36: 4Z0A6300

Squares and roots of 389661118128

• 389661118128 squared (389661118128²) is 151835786980763170224384
• 389661118128 cubed (389661118128³) is 59164502526769002136395466090033152
• The square root of 389661118128 is 624228.4182316599
• The cube root of 389661118128 is 7304.0267902253

Scales and comparisons

• 389,661,118,128 seconds is equal to 12,390 years, 6 days, 15 hours, 28 minutes, 48 seconds.
• To count from 1 to 389,661,118,128 would take you about twenty-four thousand, seven hundred eighty 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 389661118128 cubic inches would be around 608.7 feet tall.

Recreational maths with 389661118128

• 389661118128 backwards is 821811166983
• 389661118128 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 389661118128's digits is 54
• More coming soon!