129929389632

Names of 129929389632

• Cardinal: 129929389632 can be written as One hundred twenty-nine billion, nine hundred twenty-nine million, three hundred eighty-nine thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 1.29929389632 × 10¹¹

Factors of 129929389632

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 565374

Divisors of 129929389632

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 32 36 38 42 48 54 56 57 63 64 72 76 84 96 108 112 114 126 133 144 152 168 171 189 192 216 224 228 252 266 288 304 336 342 378 399 432 448 456 504 513 532 576 608 672 684 756 798 864 912 1008 1026 1064 1197 1216 1344 1368 1512 1596 1728 1824 2016 2052 2128 2394 2736 3024 3192 3591 3648 4032 4104 4256 4788 5472 6048 6384 7182 8208 8512 9576 10944 12096 12768 14364 16416 19152 25536 28728 32832 38304 57456 76608 114912 229824 565343 1130686 1696029 2261372 3392058 3957401 4522744 5088087 6784116 7914802 9045488 10176174 10741517 11872203 13568232 15264261 15829604 18090976 20352348 21483034 23744406 27136464 30528522 31659208 32224551 35616609 36181952 40704696 42966068 47488812 54272928 61057044 63318416 64449102 71233218 75190619 81409392 85932136 94977624 96673653 106849827 108545856 122114088 126636832 128898204 142466436 150381238 162818784 171864272 189955248 193347306 213699654 225571857 244228176 253273664 257796408 284932872 290020959 300762476 325637568 343728544 379910496 386694612 427399308 451143714 488456352 515592816 569865744 580041918 601524952 676715571 687457088 759820992 773389224 854798616 902287428 976912704 1031185632 1139731488 1160083836 1203049904 1353431142 1546778448 1709597232 1804574856 2030146713 2062371264 2279462976 2320167672 2406099808 2706862284 3093556896 3419194464 3609149712 4060293426 4640335344 4812199616 5413724568 6187113792 6838388928 7218299424 8120586852 9280670688 10827449136 14436598848 16241173704 18561341376 21654898272 32482347408 43309796544 64964694816 129929389632
• Sum of all divisors σ(n): 459511603200
• Sum of proper divisors (its aliquot sum) s(n): 329582213568
• 129929389632 is an abundant number, because the sum of its proper divisors (329582213568) is greater than itself. Its abundance is 199652823936

Bases of 129929389632

• Binary: 1111001000000011001010010011001000000₂
• Hexadecimal: 0x1E40652640
• Base-36: 1NOSLQO0

Squares and roots of 129929389632

• 129929389632 squared (129929389632²) is 16881646290144069095424
• 129929389632 cubed (129929389632³) is 2193421998461736074913274684243968
• The square root of 129929389632 is 360457.1952839893
• The cube root of 129929389632 is 5064.8796791693

Scales and comparisons

• 129,929,389,632 seconds is equal to 4,131 years, 18 weeks, 2 days, 9 hours, 7 minutes, 12 seconds.
• To count from 1 to 129,929,389,632 would take you about eight thousand, two hundred sixty-two 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 129929389632 cubic inches would be around 422.1 feet tall.

Recreational maths with 129929389632

• 129929389632 backwards is 236983929921
• 129929389632 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129929389632's digits is 63
• More coming soon!