129995637464

Names of 129995637464

• Cardinal: 129995637464 can be written as One hundred twenty-nine billion, nine hundred ninety-five million, six hundred thirty-seven thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.29995637464 × 10¹¹

Factors of 129995637464

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4582

Divisors of 129995637464

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 7 8 11 14 19 22 28 38 41 44 56 61 76 77 82 88 122 133 152 154 164 209 244 266 287 308 328 418 427 451 488 532 574 616 671 779 836 854 902 1064 1148 1159 1342 1463 1558 1672 1708 1804 2296 2318 2501 2684 2926 3116 3157 3416 3608 4441 4636 4697 5002 5368 5453 5852 6232 6314 8113 8569 8882 9272 9394 10004 10906 11704 12628 12749 16226 17138 17507 17764 18788 20008 21812 25256 25498 27511 31087 32452 34276 35014 35528 37576 43624 47519 48851 50996 55022 59983 62174 64904 68552 70028 84379 89243 95038 97702 101992 110044 119966 124348 140056 168758 178486 182081 190076 192577 195404 220088 239932 248696 270901 332633 337516 341957 356972 364162 380152 385154 390808 479864 522709 541802 590653 665266 675032 683914 713944 728324 770308 928169 1045418 1083604 1181306 1274567 1330532 1367828 1456648 1540616 1856338 1896307 2002891 2090836 2167208 2362612 2549134 2661064 2735656 2979911 3459539 3658963 3712676 3792614 4005782 4181672 4725224 5098268 5147119 5959822 6497183 6919078 7317926 7425352 7585228 8011564 10196536 10294238 11106941 11919644 12994366 13838156 14020237 14635852 15170456 16023128 20588476 20859377 22213882 23839288 24216773 25988732 27676312 28040474 29271704 36029833 38054929 41176952 41718754 44427764 48433546 51977464 56080948 56618309 72059666 76109858 77748587 83437508 88855528 96867092 112161896 113236618 122176351 144119332 152219716 155497174 166875016 193734184 211031879 226473236 244352702 266384503 288238664 304439432 310994348 396328163 422063758 452946472 488705404 532769006 621988696 792656326 844127516 855234457 977410808 1065538012 1477223153 1585312652 1688255032 1710468914 2131076024 2321350669 2954446306 3170625304 3420937828 4642701338 5908892612 6841875656 9285402676 11817785224 16249454683 18570805352 32498909366 64997818732 129995637464
• Sum of all divisors σ(n): 333128678400
• Sum of proper divisors (its aliquot sum) s(n): 203133040936
• 129995637464 is an abundant number, because the sum of its proper divisors (203133040936) is greater than itself. Its abundance is 73137403472

Bases of 129995637464

• Binary: 1111001000100010110000000001011011000₂
• Hexadecimal: 0x1E445802D8
• Base-36: 1NPW1NTK

Squares and roots of 129995637464

• 129995637464 squared (129995637464²) is 16898865759671720351296
• 129995637464 cubed (129995637464³) is 2196778826847087910440265538553344
• The square root of 129995637464 is 360549.0777467057
• The cube root of 129995637464 is 5065.7403525135

Scales and comparisons

• 129,995,637,464 seconds is equal to 4,133 years, 23 weeks, 6 days, 3 hours, 17 minutes, 44 seconds.
• To count from 1 to 129,995,637,464 would take you about eight thousand, two hundred sixty-six 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 129995637464 cubic inches would be around 422.1 feet tall.

Recreational maths with 129995637464

• 129995637464 backwards is 464736599921
• The number of decimal digits it has is: 12
• The sum of 129995637464's digits is 65
• More coming soon!