218180088420

Names of 218180088420

• Cardinal: 218180088420 can be written as Two hundred eighteen billion, one hundred eighty million, eighty-eight thousand, four hundred twenty.

Scientific notation

• Scientific notation: 2.1818008842 × 10¹¹

Factors of 218180088420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5908

Divisors of 218180088420

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 293 337 420 586 674 879 1011 1172 1348 1465 1685 1758 2022 2051 2359 2930 3370 3516 4044 4102 4395 4718 5055 5261 5860 6153 6740 7077 8204 8790 9436 10110 10255 10522 11795 12306 14154 15783 17580 20220 20510 21044 23590 24612 26305 28308 30765 31566 35385 36827 41020 47180 52610 61530 63132 70770 73654 78915 98741 105220 110481 123060 141540 147308 157830 184135 197482 220962 296223 315660 368270 394964 441924 493705 552405 592446 691187 736540 987410 1104810 1184892 1382374 1481115 1541473 1772957 1974820 2073561 2209620 2764748 2962230 3082946 3455935 3545914 4147122 4624419 5318871 5924460 6165892 6911870 7091828 7707365 8294244 8864785 9248838 10367805 10637742 10790311 12410699 13823740 15414730 17729570 18497676 20735610 21275484 21580622 23122095 24821398 26594355 30829460 32370933 35459140 37232097 41471220 43161244 46244190 49642796 53188710 53951555 62053495 64741866 74464194 92488380 106377420 107903110 124106990 129483732 148928388 161854665 186160485 215806220 248213980 323709330 372320970 519476401 647418660 744641940 1038952802 1558429203 2077905604 2597382005 3116858406 3636334807 5194764010 6233716812 7272669614 7792146015 10389528020 10909004421 14545339228 15584292030 18181674035 21818008842 31168584060 36363348070 43636017684 54545022105 72726696140 109090044210 218180088420
• Sum of all divisors σ(n): 702771503616
• Sum of proper divisors (its aliquot sum) s(n): 484591415196
• 218180088420 is an abundant number, because the sum of its proper divisors (484591415196) is greater than itself. Its abundance is 266411326776

Bases of 218180088420

• Binary: 11001011001100100010111111001001100100₂
• Hexadecimal: 0x32CC8BF264
• Base-36: 2S8ASHNO

Squares and roots of 218180088420

• 218180088420 squared (218180088420²) is 47602550982959018096400
• 218180088420 cubed (218180088420³) is 10385928782479556481508932083688000
• The square root of 218180088420 is 467097.5148938389
• The cube root of 218180088420 is 6020.1184696869

Scales and comparisons

• 218,180,088,420 seconds is equal to 6,937 years, 23 weeks, 3 days, 12 hours, 7 minutes.
• To count from 1 to 218,180,088,420 would take you about thirteen thousand, eight hundred seventy-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 218180088420 cubic inches would be around 501.7 feet tall.

Recreational maths with 218180088420

• 218180088420 backwards is 024880081812
• 218180088420 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 218180088420's digits is 42
• More coming soon!