129721114026

Names of 129721114026

• Cardinal: 129721114026 can be written as One hundred twenty-nine billion, seven hundred twenty-one million, one hundred fourteen thousand and twenty-six.

Scientific notation

• Scientific notation: 1.29721114026 × 10¹¹

Factors of 129721114026

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5685

Divisors of 129721114026

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 38 42 49 57 63 73 98 114 126 133 146 147 171 219 266 294 342 361 399 438 441 511 657 722 798 882 931 1022 1083 1197 1314 1387 1533 1862 2166 2394 2527 2774 2793 3066 3249 3577 4161 4599 5054 5581 5586 6498 7154 7581 8322 8379 9198 9709 10731 11162 12483 15162 16743 16758 17689 19418 21462 22743 24966 26353 29127 32193 33486 35378 39067 45486 50229 52706 53067 58254 64386 67963 78134 79059 87381 100458 106039 106134 117201 135926 158118 159201 174762 184471 203889 212078 234402 237177 273469 318117 318402 351603 368942 407413 407778 474354 546938 553413 611667 636234 703206 742273 814826 820407 954351 1106826 1222239 1223334 1291297 1484546 1640814 1660239 1908702 2014741 2226819 2444478 2461221 2582594 2851891 3320478 3666717 3873891 4029482 4453638 4922442 5195911 5703782 6044223 6680457 7333434 7740847 7747782 8555673 10391822 11621673 12088446 13360914 14103187 15481694 15587733 17111346 18132669 19963237 23222541 23243346 25667019 28206374 31175466 36265338 39926474 42309561 46445082 46763199 51334038 54185929 59889711 69667623 84619122 93526398 98722309 108371858 119779422 126928683 139335246 147076093 162557787 179669133 197444618 253857366 294152186 296166927 325115574 359338266 379301503 441228279 487673361 592333854 758603006 882456558 888500781 975346722 1029532651 1137904509 1323684837 1777001562 2059065302 2275809018 2647369674 3088597953 3413713527 6177195906 6827427054 7206728557 9265793859 14413457114 18531587718 21620185671 43240371342 64860557013 129721114026
• Sum of all divisors σ(n): 349853312484
• Sum of proper divisors (its aliquot sum) s(n): 220132198458
• 129721114026 is an abundant number, because the sum of its proper divisors (220132198458) is greater than itself. Its abundance is 90411084432

Bases of 129721114026

• Binary: 1111000110011111110110001110110101010₂
• Hexadecimal: 0x1E33FB1DAA
• Base-36: 1NLCLO6I

Squares and roots of 129721114026

• 129721114026 squared (129721114026²) is 16827567424146493928676
• 129721114026 cubed (129721114026³) is 2182890792607910444649896107209576
• The square root of 129721114026 is 360168.1746434573
• The cube root of 129721114026 is 5062.1719134357

Scales and comparisons

• 129,721,114,026 seconds is equal to 4,124 years, 37 weeks, 6 days, 18 hours, 47 minutes, 6 seconds.
• To count from 1 to 129,721,114,026 would take you about eight thousand, two 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 129721114026 cubic inches would be around 421.8 feet tall.

Recreational maths with 129721114026

• 129721114026 backwards is 620411127921
• The number of decimal digits it has is: 12
• The sum of 129721114026's digits is 36
• More coming soon!