128343872384

Names of 128343872384

• Cardinal: 128343872384 can be written as One hundred twenty-eight billion, three hundred forty-three million, eight hundred seventy-two thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.28343872384 × 10¹¹

Factors of 128343872384

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1725

Divisors of 128343872384

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 32 34 52 56 64 68 91 104 112 119 128 136 182 208 221 224 238 272 364 416 442 448 476 544 593 728 832 884 896 952 1088 1093 1186 1456 1547 1664 1768 1904 2176 2186 2372 2912 3094 3536 3808 4151 4372 4744 5824 6188 7072 7616 7651 7709 8302 8744 9488 10081 11648 12376 14144 14209 15232 15302 15418 16604 17488 18581 18976 20162 24752 28288 28418 30604 30836 33208 34976 37162 37952 40324 49504 53963 56836 61208 61672 66416 69952 70567 74324 75904 80648 99008 99463 107926 113672 122416 123344 130067 131053 132832 139904 141134 148648 161296 198016 198926 215852 227344 241553 244832 246688 260134 262106 265664 282268 297296 322592 397852 431704 454688 483106 489664 493376 520268 524212 531328 564536 594592 645184 648149 795704 863408 909376 917371 966212 979328 986752 1040536 1048424 1129072 1189184 1290368 1296298 1591408 1690871 1726816 1818752 1834742 1932424 2081072 2096848 2258144 2378368 2592596 3182816 3381742 3453632 3669484 3864848 4162144 4193696 4516288 4537043 5185192 6365632 6763484 6907264 7338968 7729696 8324288 8387392 8425937 9032576 9074086 10370384 11018533 12731264 13526968 14677936 15459392 16648576 16774784 16851874 18148172 20740768 22037066 27053936 29355872 30918784 33703748 36296344 41481536 44074132 54107872 58711744 58981559 67407496 72592688 77129731 82963072 88148264 108215744 117423488 117963118 134814992 143240929 145185376 154259462 176296528 216431488 235926236 269629984 286481858 290370752 308518924 352593056 471852472 539259968 572963716 580741504 617037848 705186112 943704944 1002686503 1078519936 1145927432 1234075696 1410372224 1887409888 2005373006 2291854864 2468151392 3774819776 4010746012 4583709728 4936302784 7549639552 8021492024 9167419456 9872605568 16042984048 18334838912 32085968096 64171936192 128343872384
• Sum of all divisors σ(n): 334067690880
• Sum of proper divisors (its aliquot sum) s(n): 205723818496
• 128343872384 is an abundant number, because the sum of its proper divisors (205723818496) is greater than itself. Its abundance is 77379946112

Bases of 128343872384

• Binary: 1110111100001111001000001001110000000₂
• Hexadecimal: 0x1DE1E41380
• Base-36: 1MYKMLQ8

Squares and roots of 128343872384

• 128343872384 squared (128343872384²) is 16472149578520477843456
• 128343872384 cubed (128343872384³) is 2114099463395791595871216393519104
• The square root of 128343872384 is 358251.1303317827
• The cube root of 128343872384 is 5044.1932064071

Scales and comparisons

• 128,343,872,384 seconds is equal to 4,080 years, 48 weeks, 5 days, 11 hours, 39 minutes, 44 seconds.
• To count from 1 to 128,343,872,384 would take you about eight thousand, one hundred sixty-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 128343872384 cubic inches would be around 420.3 feet tall.

Recreational maths with 128343872384

• 128343872384 backwards is 483278343821
• The number of decimal digits it has is: 12
• The sum of 128343872384's digits is 53
• More coming soon!