128816993136

Names of 128816993136

• Cardinal: 128816993136 can be written as One hundred twenty-eight billion, eight hundred sixteen million, nine hundred ninety-three thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.28816993136 × 10¹¹

Factors of 128816993136

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 107

Divisors of 128816993136

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 19 23 24 26 38 39 46 47 48 52 57 69 76 78 92 94 104 114 138 141 152 156 184 188 208 228 247 276 282 299 304 312 361 368 376 437 456 494 529 552 564 598 611 624 722 741 752 874 893 897 912 988 1058 1081 1083 1104 1128 1196 1222 1311 1444 1482 1587 1748 1786 1794 1833 1976 2116 2162 2166 2256 2392 2444 2622 2679 2888 2964 3174 3243 3496 3572 3588 3666 3952 4232 4324 4332 4693 4784 4888 5244 5358 5681 5776 5928 6348 6486 6877 6992 7144 7176 7332 8303 8464 8648 8664 9386 9776 10051 10488 10716 11362 11609 11856 12167 12696 12972 13754 14053 14079 14288 14352 14664 16606 16967 17043 17296 17328 18772 20102 20539 20631 20976 21432 22724 23218 24334 24863 24909 25392 25944 27508 28106 28158 29328 30153 33212 33934 34086 34827 36501 37544 40204 41078 41262 42159 42864 45448 46436 48668 49726 49818 50901 51888 55016 56212 56316 60306 61617 66424 67868 68172 69654 73002 74589 75088 80408 82156 82524 84318 90896 92872 97336 99452 99636 101802 107939 110032 112424 112632 120612 123234 130663 132848 135736 136344 139308 146004 149178 158171 160816 164312 165048 168636 185744 190969 194672 198904 199272 203604 215878 220571 224848 225264 231173 241224 246468 261326 267007 271472 272688 278616 292008 298356 316342 323219 323817 328624 330096 337272 381938 390241 391989 397808 398544 407208 431756 441142 462346 472397 474513 482448 492936 522652 534014 557232 571849 572907 584016 596712 632684 646438 647634 661713 674544 693519 763876 780482 783978 801021 814416 863512 882284 924692 944794 949026 969657 985872 1045304 1068028 1143698 1145814 1170723 1193424 1265368 1292876 1295268 1323426 1387038 1417191 1527752 1560964 1567956 1602042 1715547 1727024 1764568 1849384 1889588 1898052 1939314 2090608 2136056 2287396 2291628 2341446 2482597 2530736 2585752 2590536 2646852 2774076 2834382 3005249 3055504 3121928 3135912 3204084 3431094 3529136 3698768 3779176 3796104 3878628 4272112 4392287 4574792 4583256 4682892 4965194 5073133 5171504 5181072 5293704 5548152 5668764 6010498 6141161 6243856 6271824 6408168 6862188 7434037 7447791 7558352 7592208 7757256 8784574 8975543 9015747 9149584 9166512 9365784 9930388 10146266 10587408 10865131 11096304 11337528 12020996 12282322 12816336 13176861 13724376 14868074 14895582 15219399 15514512 17569148 17951086 18031494 18423483 18731568 19860776 20292532 21730262 22302111 22675056 24041992 24564644 26353722 26926629 27448752 29736148 29791164 30438798 32595393 35138296 35902172 36062988 36846966 39721552 40585064 43460524 44604222 48083984 49129288 52707444 53853258 57099731 59472296 59582328 60877596 65190786 70276592 71804344 72125976 73693932 81170128 86921048 89208444 98258576 105414888 107706516 114199462 116682059 118944592 119164656 121755192 130381572 141246703 143608688 144251952 147387864 171299193 173842096 178416888 206437489 210829776 215413032 228398924 233364118 243510384 260763144 282493406 294775728 342598386 350046177 356833776 412874978 423740109 430826064 456797848 466728236 521526288 564986812 619312467 685196772 700092354 825749956 847480218 913595696 933456472 1129973624 1238624934 1370393544 1400184708 1651499912 1694960436 1866912944 2259947248 2477249868 2683687357 2740787088 2800369416 3302999824 3389920872 4954499736 5367374714 5600738832 6779841744 8051062071 9908999472 10734749428 16102124142 21469498856 32204248284 42938997712 64408496568 128816993136
• Sum of all divisors σ(n): 403834152960
• Sum of proper divisors (its aliquot sum) s(n): 275017159824
• 128816993136 is an abundant number, because the sum of its proper divisors (275017159824) is greater than itself. Its abundance is 146200166688

Bases of 128816993136

• Binary: 1110111111110000101110101001101110000₂
• Hexadecimal: 0x1DFE175370
• Base-36: 1N6EB81C

Squares and roots of 128816993136

• 128816993136 squared (128816993136²) is 16593817720600271114496
• 128816993136 cubed (128816993136³) is 2137565703414600289955770302099456
• The square root of 128816993136 is 358910.8428788409
• The cube root of 128816993136 is 5050.3838303951

Scales and comparisons

• 128,816,993,136 seconds is equal to 4,095 years, 51 weeks, 10 hours, 5 minutes, 36 seconds.
• To count from 1 to 128,816,993,136 would take you about eight thousand, one hundred ninety-one 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 128816993136 cubic inches would be around 420.9 feet tall.

Recreational maths with 128816993136

• 128816993136 backwards is 631399618821
• 128816993136 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128816993136's digits is 57
• More coming soon!