129728410672316416

Names of 129728410672316416

• Cardinal: 129728410672316416 can be written as One hundred twenty-nine quadrillion, seven hundred twenty-eight trillion, four hundred ten billion, six hundred seventy-two million, three hundred sixteen thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 1.29728410672316416 × 10¹⁷

Factors of 129728410672316416

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 11208

Divisors of 129728410672316416

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 257 512 514 1024 1028 2048 2056 4096 4112 8192 8224 10949 16384 16448 21898 32896 43796 65792 66049 87592 131584 132098 175184 263168 264196 350368 526336 528392 700736 1052672 1056784 1401472 2105344 2113568 2802944 2813893 4210688 4227136 5605888 5627786 8454272 11211776 11255572 16908544 22423552 22511144 33817088 44847104 45022288 67634176 89694208 90044576 119880601 135268352 179388416 180089152 239761202 270536704 360178304 479522404 541073408 720356608 723170501 959044808 1082146816 1440713216 1446341002 1918089616 2881426432 2892682004 3836179232 5762852864 5785364008 7672358464 11525705728 11570728016 15344716928 23051411456 23141456032 30689433856 30809314457 46102822912 46282912064 61378867712 61618628914 92565824128 122757735424 123237257828 185131648256 245515470848 246474515656 370263296512 491030941696 492949031312 740526593024 982061883392 985898062624 1481053186048 1964123766784 1971796125248 2962106372096 3943592250496 5924212744192 7887184500992 7917993815449 11848425488384 15774369001984 15835987630898 31548738003968 31671975261796 63097476007936 63343950523592 126194952015872 126687901047184 252389904031744 253375802094368 504779808063488 506751604188736 1013503208377472 2027006416754944 4054012833509888 8108025667019776 16216051334039552 32432102668079104 64864205336158208 129728410672316416
• Sum of all divisors σ(n): 260486151147368419
• Sum of proper divisors (its aliquot sum) s(n): 130757740475052003
• 129728410672316416 is an abundant number, because the sum of its proper divisors (130757740475052003) is greater than itself. Its abundance is 1029329802735587

Bases of 129728410672316416

• Binary: 111001100111000110100110101011011011001100100000000000000₂
• Hexadecimal: 0x1CCE34D5B664000
• Base-36: ZHCVT4HZQ4G

Squares and roots of 129728410672316416

• 129728410672316416 squared (129728410672316416²) is 16829460535565179781166483223085056
• 129728410672316416 cubed (129728410672316416³) is 2183259167751341814859498018692013909509633313079296
• 129728410672316416 is a perfect square number. Its square root is 360178304
• The cube root of 129728410672316416 is 506226.6825215863

Scales and comparisons

• 129,728,410,672,316,416 seconds is equal to 4,124,962,183 years, 3 weeks, 7 hours, 16 seconds.
• To count from 1 to 129,728,410,672,316,416 would take you about twelve billion, three hundred seventy-four million, eight hundred eighty-six thousand, five hundred forty-nine 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 129728410672316416 cubic inches would be around 42185.6 feet tall.

Recreational maths with 129728410672316416

• 129728410672316416 backwards is 614613276014827921
• The number of decimal digits it has is: 18
• The sum of 129728410672316416's digits is 70
• More coming soon!