129426536832

Names of 129426536832

• Cardinal: 129426536832 can be written as One hundred twenty-nine billion, four hundred twenty-six million, five hundred thirty-six thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 1.29426536832 × 10¹¹

Factors of 129426536832

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2184

Divisors of 129426536832

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 128 136 192 204 272 289 384 408 544 578 816 867 1033 1088 1129 1156 1632 1734 2066 2176 2258 2312 3099 3264 3387 3468 4132 4516 4624 6198 6528 6774 6936 8264 9032 9248 12396 13548 13872 16528 17561 18064 18496 19193 24792 27096 27744 33056 35122 36128 36992 38386 49584 52683 54192 55488 57579 66112 70244 72256 76772 99168 105366 108384 110976 115158 132224 140488 144512 153544 198336 210732 216768 230316 280976 298537 307088 326281 396672 421464 433536 460632 561952 597074 614176 652562 842928 895611 921264 978843 1123904 1166257 1194148 1228352 1305124 1685856 1791222 1842528 1957686 2247808 2332514 2388296 2456704 2610248 3371712 3498771 3582444 3685056 3915372 4665028 4776592 5220496 6743424 6997542 7164888 7370112 7830744 9330056 9553184 10440992 13995084 14329776 15661488 18660112 19106368 19826369 20881984 27990168 28659552 31322976 37320224 38212736 39652738 41763968 55980336 57319104 59479107 62645952 74640448 79305476 111960672 114638208 118958214 125291904 149280896 158610952 223921344 237916428 317221904 337048273 447842688 475832856 634443808 674096546 951665712 1011144819 1268887616 1348193092 1903331424 2022289638 2537775232 2696386184 3806662848 4044579276 5392772368 7613325696 8089158552 10785544736 16178317104 21571089472 32356634208 43142178944 64713268416 129426536832
• Sum of all divisors σ(n): 365879038800
• Sum of proper divisors (its aliquot sum) s(n): 236452501968
• 129426536832 is an abundant number, because the sum of its proper divisors (236452501968) is greater than itself. Its abundance is 107025965136

Bases of 129426536832

• Binary: 1111000100010011011000011100110000000₂
• Hexadecimal: 0x1E226C3980
• Base-36: 1NGH7UYO

Squares and roots of 129426536832

• 129426536832 squared (129426536832²) is 16751228436325052596224
• 129426536832 cubed (129426536832³) is 2168053484195270186569522760122368
• The square root of 129426536832 is 359758.9982641157
• The cube root of 129426536832 is 5058.3371982231

Scales and comparisons

• 129,426,536,832 seconds is equal to 4,115 years, 18 weeks, 6 days, 7 hours, 47 minutes, 12 seconds.
• To count from 1 to 129,426,536,832 would take you about eight thousand, two hundred thirty 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 129426536832 cubic inches would be around 421.5 feet tall.

Recreational maths with 129426536832

• 129426536832 backwards is 238635624921
• 129426536832 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129426536832's digits is 51
• More coming soon!