131232240

Names of 131232240

• Cardinal: 131232240 can be written as One hundred thirty-one million, two hundred thirty-two thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.3123224 × 10⁸

Factors of 131232240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 263

Divisors of 131232240

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 30 36 38 40 45 48 53 57 60 72 76 80 90 95 106 114 120 144 152 159 171 180 181 190 212 228 240 265 285 304 318 342 360 362 380 424 456 477 530 543 570 636 684 720 724 760 795 848 855 905 912 954 1007 1060 1086 1140 1272 1368 1448 1520 1590 1629 1710 1810 1908 2014 2120 2172 2280 2385 2544 2715 2736 2896 3021 3180 3258 3420 3439 3620 3816 4028 4240 4344 4560 4770 5035 5430 6042 6360 6516 6840 6878 7240 7632 8056 8145 8688 9063 9540 9593 10070 10317 10860 12084 12720 13032 13680 13756 14480 15105 16112 16290 17195 18126 19080 19186 20140 20634 21720 24168 26064 27512 28779 30210 30951 32580 34390 36252 38160 38372 40280 41268 43440 45315 47965 48336 51585 55024 57558 60420 61902 65160 68780 72504 76744 80560 82536 86337 90630 95930 103170 115116 120840 123804 130320 137560 143895 145008 153488 154755 165072 172674 181260 182267 191860 206340 230232 241680 247608 275120 287790 309510 345348 362520 364534 383720 412680 431685 460464 495216 546801 575580 619020 690696 725040 729068 767440 825360 863370 911335 1093602 1151160 1238040 1381392 1458136 1640403 1726740 1822670 2187204 2302320 2476080 2734005 2916272 3280806 3453480 3645340 4374408 5468010 6561612 6906960 7290680 8202015 8748816 10936020 13123224 14581360 16404030 21872040 26246448 32808060 43744080 65616120 131232240
• Sum of all divisors σ(n): 475282080
• Sum of proper divisors (its aliquot sum) s(n): 344049840
• 131232240 is an abundant number, because the sum of its proper divisors (344049840) is greater than itself. Its abundance is 212817600

Bases of 131232240

• Binary: 111110100100111000111110000₂
• Hexadecimal: 0x7D271F0
• Base-36: 264RG0

Squares and roots of 131232240

• 131232240 squared (131232240²) is 17221900815417600
• 131232240 cubed (131232240³) is 2260068621065078183424000
• The square root of 131232240 is 11455.6641012207
• The cube root of 131232240 is 508.1752552157

Scales and comparisons

• 131,232,240 seconds is equal to 4 years, 8 weeks, 6 days, 21 hours, 24 minutes.
• To count from 1 to 131,232,240 would take you about 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 131232240 cubic inches would be around 42.3 feet tall.

Recreational maths with 131232240

• 131232240 backwards is 042232131
• 131232240 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 131232240's digits is 18
• More coming soon!