31309040000

Names of 31309040000

• Cardinal: 31309040000 can be written as Thirty-one billion, three hundred nine million, forty thousand.

Scientific notation

• Scientific notation: 3.130904 × 10¹⁰

Factors of 31309040000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 177

Divisors of 31309040000

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 49 50 56 64 70 80 98 100 112 125 128 140 160 163 175 196 200 224 245 250 280 320 326 343 350 392 400 448 490 500 560 625 640 652 686 700 784 800 815 875 896 980 1000 1120 1141 1225 1250 1304 1372 1400 1568 1600 1630 1715 1750 1960 2000 2240 2282 2401 2450 2500 2608 2744 2800 3136 3200 3260 3430 3500 3920 4000 4075 4375 4480 4564 4802 4900 5000 5216 5488 5600 5705 6125 6272 6520 6860 7000 7840 7987 8000 8150 8575 8750 9128 9604 9800 10000 10432 10976 11200 11410 12005 12250 13040 13720 14000 15680 15974 16000 16300 17150 17500 18256 19208 19600 20000 20375 20864 21952 22400 22820 24010 24500 26080 27440 28000 28525 30625 31360 31948 32600 34300 35000 36512 38416 39200 39935 40000 40750 42875 43904 45640 48020 49000 52160 54880 55909 56000 57050 60025 61250 63896 65200 68600 70000 73024 76832 78400 79870 80000 81500 85750 91280 96040 98000 101875 104320 109760 111818 112000 114100 120050 122500 127792 130400 137200 140000 142625 146048 153664 156800 159740 163000 171500 182560 192080 196000 199675 203750 214375 219520 223636 228200 240100 245000 255584 260800 274400 279545 280000 285250 300125 307328 319480 326000 343000 365120 384160 391363 392000 399350 407500 428750 447272 456400 480200 490000 511168 521600 548800 559090 560000 570500 600250 638960 652000 686000 713125 730240 768320 782726 784000 798700 815000 857500 894544 912800 960400 980000 998375 1022336 1097600 1118180 1141000 1200500 1277920 1304000 1372000 1397725 1426250 1500625 1536640 1565452 1597400 1630000 1715000 1789088 1825600 1920800 1956815 1960000 1996750 2236360 2282000 2401000 2555840 2608000 2744000 2795450 2852500 3001250 3130904 3194800 3260000 3430000 3578176 3651200 3841600 3913630 3920000 3993500 4472720 4564000 4802000 4991875 5111680 5488000 5590900 5705000 6002500 6261808 6389600 6520000 6860000 6988625 7156352 7683200 7827260 7987000 8945440 9128000 9604000 9784075 9983750 11181800 11410000 12005000 12523616 12779200 13040000 13720000 13977250 15654520 15974000 17890880 18256000 19208000 19568150 19967500 22363600 22820000 24010000 25047232 25558400 27440000 27954500 31309040 31948000 34943125 35781760 38416000 39136300 39935000 44727200 45640000 48020000 48920375 50094464 55909000 62618080 63896000 69886250 78272600 79870000 89454400 91280000 96040000 97840750 111818000 125236160 127792000 139772500 156545200 159740000 178908800 192080000 195681500 223636000 244601875 250472320 279545000 313090400 319480000 391363000 447272000 489203750 559090000 626180800 638960000 782726000 894544000 978407500 1118180000 1252361600 1565452000 1956815000 2236360000 3130904000 3913630000 4472720000 6261808000 7827260000 15654520000 31309040000
• Sum of all divisors σ(n): 91484637420
• Sum of proper divisors (its aliquot sum) s(n): 60175597420
• 31309040000 is an abundant number, because the sum of its proper divisors (60175597420) is greater than itself. Its abundance is 28866557420

Bases of 31309040000

• Binary: 11101001010001010100000100110000000₂
• Hexadecimal: 0x74A2A0980
• Base-36: EDSLDVK

Squares and roots of 31309040000

• 31309040000 squared (31309040000²) is 980255985721600000000
• 31309040000 cubed (31309040000³) is 30690873867197003264000000000000
• The square root of 31309040000 is 176943.6068356243
• The cube root of 31309040000 is 3151.7849965433

Scales and comparisons

• 31,309,040,000 seconds is equal to 995 years, 27 weeks, 4 days, 3 hours, 33 minutes, 20 seconds.
• To count from 1 to 31,309,040,000 would take you about one thousand, nine hundred ninety-one 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 31309040000 cubic inches would be around 262.6 feet tall.

Recreational maths with 31309040000

• 31309040000 backwards is 00004090313
• 31309040000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31309040000's digits is 20
• More coming soon!