128400556032

Names of 128400556032

• Cardinal: 128400556032 can be written as One hundred twenty-eight billion, four hundred million, five hundred fifty-six thousand and thirty-two.

Scientific notation

• Scientific notation: 1.28400556032 × 10¹¹

Factors of 128400556032

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 376

Divisors of 128400556032

• Number of divisors d(n): 408
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 137 144 168 192 224 227 252 256 274 288 336 384 411 448 454 504 512 548 576 672 681 768 822 896 908 959 1008 1024 1096 1152 1233 1344 1362 1536 1589 1644 1792 1816 1918 2016 2043 2048 2192 2304 2466 2688 2724 2877 3072 3178 3288 3584 3632 3836 4032 4086 4096 4384 4608 4767 4932 5376 5448 5754 6144 6356 6576 7168 7264 7672 8064 8172 8192 8631 8768 9216 9534 9864 10752 10896 11508 12288 12712 13152 14301 14336 14528 15344 16128 16344 16384 17262 17536 18432 19068 19728 21504 21792 23016 24576 25424 26304 28602 28672 29056 30688 31099 32256 32688 32768 34524 35072 36864 38136 39456 43008 43584 46032 49152 50848 52608 57204 57344 58112 61376 62198 64512 65376 65536 69048 70144 73728 76272 78912 86016 87168 92064 93297 98304 101696 105216 114408 114688 116224 122752 124396 129024 130752 138096 140288 147456 152544 157824 172032 174336 184128 186594 196608 203392 210432 217693 228816 229376 232448 245504 248792 258048 261504 276192 279891 280576 294912 305088 315648 344064 348672 368256 373188 406784 420864 435386 457632 458752 464896 491008 497584 516096 523008 552384 559782 561152 589824 610176 631296 653079 688128 697344 736512 746376 813568 841728 870772 915264 929792 982016 995168 1032192 1046016 1104768 1119564 1122304 1220352 1262592 1306158 1376256 1394688 1473024 1492752 1627136 1683456 1741544 1830528 1859584 1959237 1964032 1990336 2064384 2092032 2209536 2239128 2244608 2440704 2525184 2612316 2789376 2946048 2985504 3254272 3366912 3483088 3661056 3719168 3918474 3928064 3980672 4128768 4184064 4419072 4478256 4489216 4881408 5050368 5224632 5578752 5892096 5971008 6508544 6733824 6966176 7322112 7438336 7836948 7856128 7961344 8368128 8838144 8956512 8978432 9762816 10100736 10449264 11157504 11784192 11942016 13017088 13467648 13932352 14644224 14876672 15673896 15712256 15922688 16736256 17676288 17913024 19525632 20201472 20898528 22315008 23568384 23884032 26034176 26935296 27864704 29288448 31347792 31424512 31845376 33472512 35352576 35826048 39051264 40402944 41797056 44630016 47136768 47768064 52068352 55729408 58576896 62695584 62849024 63690752 66945024 70705152 71652096 78102528 80805888 83594112 94273536 95536128 104136704 111458816 117153792 125391168 127381504 133890048 141410304 143304192 156205056 167188224 188547072 191072256 222917632 234307584 250782336 254763008 282820608 286608384 312410112 334376448 382144512 445835264 468615168 501564672 509526016 565641216 573216768 668752896 764289024 891670528 937230336 1003129344 1019052032 1146433536 1337505792 1528578048 1783341056 2006258688 2038104064 2292867072 2675011584 3057156096 3566682112 4012517376 4585734144 5350023168 6114312192 7133364224 8025034752 9171468288 10700046336 14266728448 16050069504 18342936576 21400092672 32100139008 42800185344 64200278016 128400556032
• Sum of all divisors σ(n): 428897866176
• Sum of proper divisors (its aliquot sum) s(n): 300497310144
• 128400556032 is an abundant number, because the sum of its proper divisors (300497310144) is greater than itself. Its abundance is 172096754112

Bases of 128400556032

• Binary: 1110111100101010001010000000000000000₂
• Hexadecimal: 0x1DE5450000
• Base-36: 1MZIDJ40

Squares and roots of 128400556032

• 128400556032 squared (128400556032²) is 16486702789326771585024
• 128400556032 cubed (128400556032³) is 2116901805283882826460539564064768
• The square root of 128400556032 is 358330.2332095351
• The cube root of 128400556032 is 5044.9356939761

Scales and comparisons

• 128,400,556,032 seconds is equal to 4,082 years, 38 weeks, 3 days, 13 hours, 7 minutes, 12 seconds.
• To count from 1 to 128,400,556,032 would take you about eight thousand, one hundred sixty-five 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 128400556032 cubic inches would be around 420.4 feet tall.

Recreational maths with 128400556032

• 128400556032 backwards is 230655004821
• 128400556032 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128400556032's digits is 36
• More coming soon!