128684966821737136

Names of 128684966821737136

• Cardinal: 128684966821737136 can be written as One hundred twenty-eight quadrillion, six hundred eighty-four trillion, nine hundred sixty-six billion, eight hundred twenty-one million, seven hundred thirty-seven thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.28684966821737136 × 10¹⁷

Factors of 128684966821737136

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 133

Divisors of 128684966821737136

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 4 8 16 19 23 38 46 76 89 92 152 178 184 304 356 361 368 437 529 712 722 874 1058 1424 1444 1691 1748 2047 2116 2888 3382 3496 4094 4232 5776 6764 6859 6992 7921 8188 8303 8464 10051 12167 13528 13718 15842 16376 16606 20102 24334 27056 27436 31684 32129 32752 33212 38893 40204 47081 48668 54872 63368 64258 66424 77786 80408 94162 97336 109744 126736 128516 132848 150499 155572 157757 160816 182183 188324 190969 194672 231173 257032 279841 300998 311144 315514 364366 376648 381938 462346 514064 559682 601996 610451 622288 631028 728732 738967 753296 763876 894539 924692 1082863 1119364 1203992 1220902 1262056 1457464 1477934 1527752 1789078 1849384 2165726 2238728 2407984 2441804 2524112 2859481 2914928 2955868 3055504 3461477 3578156 3628411 3698768 4190209 4331452 4392287 4477456 4883608 5316979 5718962 5911736 6436343 6922954 7156312 7256822 8380418 8662904 8784574 9767216 10633958 11437924 11823472 12872686 13845908 14040373 14312624 14513644 16760836 16996241 17325808 17569148 20574397 21267916 22875848 24905849 25745372 27691816 28080746 29027288 33521672 33992482 35138296 41148794 42535832 45751696 49811698 51490744 54330139 55383632 56161492 58054576 65768063 67043344 67984964 70276592 79613971 82297588 83453453 85071664 96374807 99623396 101022601 102981488 108660278 112322984 122290517 131536126 135969928 148035889 159227942 164595176 166906906 192749614 199246792 202045202 217320556 224645968 244581034 263072252 271939856 296071778 318455884 322928579 329190352 333813812 385499228 390913543 398493584 404090404 434641112 473211131 489162068 526144504 572834527 592143556 636911768 645857158 667627624 770998456 781827086 808180808 869282224 946422262 978324136 1052289008 1145669054 1184287112 1249593197 1273823536 1291714316 1335255248 1512665449 1541996912 1563654172 1616361616 1831121333 1892844524 1919429419 1956648272 2216620561 2291338108 2323519823 2368574224 2499186394 2583428632 2812681891 3025330898 3127308344 3662242666 3785689048 3838858838 4433241122 4582676216 4647039646 4998372788 5166857264 5625363782 6050661796 6254616688 7324485332 7427357317 7571378096 7677717676 8866482244 8991011489 9165352432 9294079292 9996745576 10883856013 11250727564 12101323592 13175194121 14648970664 14854714634 15355435352 17732964488 17982022978 18588158584 19993491152 21767712026 22501455128 24202647184 26350388242 28740643531 29297941328 29709429268 30710870704 34791305327 35465928976 35964045956 37176317168 42115790659 43535424052 44146876637 45002910256 50982272903 52700776484 53440955929 57481287062 59418858536 69582610654 71928091912 84231581318 87070848104 88293753274 101964545806 105401552968 106881911858 114962574124 118837717072 139165221308 143856183824 168463162636 170829218291 174141696208 176587506548 203929091612 206793264247 210803105936 213763823716 229925148248 250328688299 278330442616 336926325272 341658436582 353175013096 407858183224 413586528494 427527647432 459850296496 500657376598 556660885232 661034801213 673852650544 683316873164 706350026192 800200022521 815716366448 827173056988 855055294864 968663185157 1001314753196 1015378162651 1172592276769 1322069602426 1366633746328 1600400045042 1654346113976 1937326370314 2002629506392 2030756325302 2345184553538 2644139204852 2733267492656 3200800090084 3308692227952 3874652740628 3929072020693 4005259012784 4061512650604 4690369107076 4756245077681 5288278409704 6401600180168 7749305481256 7858144041386 8123025301208 9380738214152 9512490155362 10576556819408 12803200360336 15203800427899 15498610962512 15716288082772 16246050602416 18404600517983 18761476428304 19024980310724 22279253258611 30407600855798 31432576165544 36809201035966 38049960621448 44558506517222 60815201711596 62865152331088 73618402071932 76099921242896 89117013034444 90368656475939 121630403423192 147236804143864 178234026068888 180737312951878 243260806846384 294473608287728 349687409841677 356468052137776 361474625903756 423305811913609 699374819683354 722949251807512 846611623827218 1398749639366708 1445898503615024 1693223247654436 2797499278733416 3386446495308872 5594998557466832 6772892990617744 8042810426358571 16085620852717142 32171241705434284 64342483410868568 128684966821737136
• Sum of all divisors σ(n): 278265370638910120
• Sum of proper divisors (its aliquot sum) s(n): 149580403817172984
• 128684966821737136 is an abundant number, because the sum of its proper divisors (149580403817172984) is greater than itself. Its abundance is 20895436995435848

Bases of 128684966821737136

• Binary: 111001001001011100100101110100111010101111011001010110000₂
• Hexadecimal: 0x1C92E4BA757B2B0
• Base-36: Z730HMYA20G

Squares and roots of 128684966821737136

• 128684966821737136 squared (128684966821737136²) is 16559820685911587489446672681482496
• 128684966821737136 cubed (128684966821737136³) is 2130999975540448938200013885621042861366002497171456
• The square root of 128684966821737136 is 358726869.3891456133
• The cube root of 128684966821737136 is 504865.7837897701

Scales and comparisons

• 128,684,966,821,737,136 seconds is equal to 4,091,783,896 years, 10 weeks, 13 hours, 12 minutes, 16 seconds.
• To count from 1 to 128,684,966,821,737,136 would take you about twelve billion, two hundred seventy-five million, three hundred fifty-one thousand, six hundred eighty-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 128684966821737136 cubic inches would be around 42072.1 feet tall.

Recreational maths with 128684966821737136

• 128684966821737136 backwards is 631737128669486821
• The number of decimal digits it has is: 18
• The sum of 128684966821737136's digits is 88
• More coming soon!