12538979723047872

Names of 12538979723047872

• Cardinal: 12538979723047872 can be written as Twelve quadrillion, five hundred thirty-eight trillion, nine hundred seventy-nine billion, seven hundred twenty-three million, forty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.2538979723047872 × 10¹⁶

Factors of 12538979723047872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 276722237

Divisors of 12538979723047872

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 31 32 46 48 62 64 69 92 93 96 124 138 184 186 192 248 276 331 368 372 496 552 662 713 736 744 992 993 1104 1324 1426 1472 1488 1984 1986 2139 2208 2648 2852 2976 3972 4278 4416 5296 5704 5952 7613 7944 8556 10261 10592 11408 15226 15888 17112 20522 21184 22816 22839 30452 30783 31776 34224 41044 45632 45678 60904 61566 63552 68448 82088 91356 121808 123132 136896 164176 182712 236003 243616 246264 328352 365424 472006 487232 492528 656704 708009 730848 944012 985056 1416018 1461696 1888024 1970112 2832036 3776048 5664072 7552096 11328144 15104192 22656288 45312576 276721847 553443694 830165541 1106887388 1660331082 2213774776 3320662164 4427549552 6364602481 6641324328 8578377257 8855099104 12729204962 13282648656 17156754514 17710198208 19093807443 25458409924 25735131771 26565297312 34313509028 38187614886 50916819848 51470263542 53130594624 68627018056 76375229772 91594931357 101833639696 102940527084 137254036112 152750459544 183189862714 197302676911 203667279392 205881054168 274508072224 274784794071 305500919088 366379725428 394605353822 407334558784 411762108336 549016144448 549569588142 591908030733 611001838176 732759450856 789210707644 823524216672 1099139176284 1183816061466 1222003676352 1465518901712 1578421415288 1647048433344 2106683421211 2198278352568 2367632122932 2839442872067 2931037803424 3156842830576 4213366842422 4396556705136 4735264245864 5678885744134 5862075606848 6313685661152 6320050263633 8426733684844 8518328616201 8793113410272 9470528491728 11357771488268 12627371322304 12640100527266 16853467369688 17036657232402 17586226820544 18941056983456 22715542976536 25280201054532 33706934739376 34073314464804 37882113966912 45431085953072 50560402109064 65307186057541 67413869478752 68146628929608 90862171906144 101120804218128 130614372115082 134827738957504 136293257859216 181724343812288 195921558172623 202241608436256 261228744230164 272586515718432 391843116345246 404483216872512 522457488460328 545173031436864 783686232690492 1044914976920656 1567372465380984 2089829953841312 3134744930761968 4179659907682624 6269489861523936 12538979723047872
• Sum of all divisors σ(n): 35843174397149184
• Sum of proper divisors (its aliquot sum) s(n): 23304194674101312
• 12538979723047872 is an abundant number, because the sum of its proper divisors (23304194674101312) is greater than itself. Its abundance is 10765214951053440

Bases of 12538979723047872

• Binary: 101100100011000010001010111000001111001111001111000000₂
• Hexadecimal: 0x2C8C22B83CF3C0
• Base-36: 3FGP3RG8N9C

Squares and roots of 12538979723047872

• 12538979723047872 squared (12538979723047872²) is 157226012495005688803601203728384
• 12538979723047872 cubed (12538979723047872³) is 1971453782610547694348164535263004972382517198848
• The square root of 12538979723047872 is 111977585.8064812541
• The cube root of 12538979723047872 is 232320.4284876311

Scales and comparisons

• 12,538,979,723,047,872 seconds is equal to 398,700,769 years, 30 weeks, 1 day, 20 hours, 51 minutes, 12 seconds.
• To count from 1 to 12,538,979,723,047,872 would take you about one billion, one hundred ninety-six million, one hundred two thousand, three hundred 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 12538979723047872 cubic inches would be around 19360 feet tall.

Recreational maths with 12538979723047872

• 12538979723047872 backwards is 27874032797983521
• The number of decimal digits it has is: 17
• The sum of 12538979723047872's digits is 84
• More coming soon!