129490576320

Names of 129490576320

• Cardinal: 129490576320 can be written as One hundred twenty-nine billion, four hundred ninety million, five hundred seventy-six thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.2949057632 × 10¹¹

Factors of 129490576320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 138785

Divisors of 129490576320

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 139 140 160 168 192 210 224 240 278 280 320 336 417 420 448 480 556 560 672 695 834 840 960 973 1112 1120 1344 1390 1668 1680 1946 2085 2224 2240 2780 2919 3336 3360 3892 4170 4448 4865 5560 5838 6672 6720 7784 8340 8896 9730 11120 11676 13344 14595 15568 16680 19460 22240 23352 26688 29190 31136 33360 38920 44480 46704 58380 62272 66720 77840 93408 116760 133440 138629 155680 186816 233520 277258 311360 415887 467040 554516 693145 831774 934080 970403 1109032 1386290 1663548 1940806 2079435 2218064 2772580 2911209 3327096 3881612 4158870 4436128 4852015 5545160 5822418 6654192 7763224 8317740 8872256 9704030 11090320 11644836 13308384 14556045 15526448 16635480 19269431 19408060 22180640 23289672 26616768 29112090 31052896 33270960 38538862 38816120 44361280 46579344 57808293 58224180 62105792 66541920 77077724 77632240 93158688 96347155 115616586 116448360 133083840 134886017 154155448 155264480 186317376 192694310 231233172 232896720 269772034 289041465 308310896 310528960 385388620 404658051 462466344 465793440 539544068 578082930 616621792 674430085 770777240 809316102 924932688 931586880 1079088136 1156165860 1233243584 1348860170 1541554480 1618632204 1849865376 2023290255 2158176272 2312331720 2697720340 3083108960 3237264408 3699730752 4046580510 4316352544 4624663440 5395440680 6166217920 6474528816 8093161020 8632705088 9249326880 10790881360 12949057632 16186322040 18498653760 21581762720 25898115264 32372644080 43163525440 64745288160 129490576320
• Sum of all divisors σ(n): 473249548800
• Sum of proper divisors (its aliquot sum) s(n): 343758972480
• 129490576320 is an abundant number, because the sum of its proper divisors (343758972480) is greater than itself. Its abundance is 214268396160

Bases of 129490576320

• Binary: 1111000100110001111010110001111000000₂
• Hexadecimal: 0x1E263D63C0
• Base-36: 1NHJCG5C

Squares and roots of 129490576320

• 129490576320 squared (129490576320²) is 16767809355685744742400
• 129490576320 cubed (129490576320³) is 2171273297091634955501785939968000
• The square root of 129490576320 is 359847.9905737977
• The cube root of 129490576320 is 5059.1713391449

Scales and comparisons

• 129,490,576,320 seconds is equal to 4,117 years, 20 weeks, 5 days, 12 hours, 32 minutes.
• To count from 1 to 129,490,576,320 would take you about eight thousand, two hundred thirty-four 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 129490576320 cubic inches would be around 421.6 feet tall.

Recreational maths with 129490576320

• 129490576320 backwards is 023675094921
• 129490576320 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129490576320's digits is 48
• More coming soon!