2138242500

Names of 2138242500

• Cardinal: 2138242500 can be written as Two billion, one hundred thirty-eight million, two hundred forty-two thousand, five hundred.

Scientific notation

• Scientific notation: 2.1382425 × 10⁹

Factors of 2138242500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 152

Divisors of 2138242500

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 25 29 30 36 45 50 58 60 75 87 90 100 113 116 125 145 150 174 180 225 226 250 261 290 300 339 348 375 435 450 452 500 522 565 580 625 678 725 750 841 870 900 1017 1044 1125 1130 1250 1305 1356 1450 1500 1682 1695 1740 1875 2034 2175 2250 2260 2500 2523 2610 2825 2900 3277 3364 3390 3625 3750 4068 4205 4350 4500 5046 5085 5220 5625 5650 6525 6554 6780 7250 7500 7569 8410 8475 8700 9831 10092 10170 10875 11250 11300 12615 13050 13108 14125 14500 15138 16385 16820 16950 18125 19662 20340 21025 21750 22500 25230 25425 26100 28250 29493 30276 32625 32770 33900 36250 37845 39324 42050 42375 43500 49155 50460 50850 54375 56500 58986 63075 65250 65540 70625 72500 75690 81925 84100 84750 95033 98310 101700 105125 108750 117972 126150 127125 130500 141250 147465 151380 163125 163850 169500 189225 190066 196620 210250 211875 217500 245775 252300 254250 282500 285099 294930 315375 326250 327700 378450 380132 409625 420500 423750 475165 491550 508500 525625 570198 589860 630750 635625 652500 737325 756900 819250 847500 855297 946125 950330 983100 1051250 1140396 1228875 1261500 1271250 1425495 1474650 1576875 1638500 1710594 1892250 1900660 2048125 2102500 2375825 2457750 2542500 2850990 2949300 3153750 3421188 3686625 3784500 4096250 4276485 4730625 4751650 4915500 5701980 6144375 6307500 7127475 7373250 8192500 8552970 9461250 9503300 11879125 12288750 14254950 14746500 17105940 18433125 18922500 21382425 23758250 24577500 28509900 35637375 36866250 42764850 47516500 59395625 71274750 73732500 85529700 106912125 118791250 142549500 178186875 213824250 237582500 356373750 427648500 534560625 712747500 1069121250 2138242500
• Sum of all divisors σ(n): 7056923874
• Sum of proper divisors (its aliquot sum) s(n): 4918681374
• 2138242500 is an abundant number, because the sum of its proper divisors (4918681374) is greater than itself. Its abundance is 2780438874

Bases of 2138242500

• Binary: 1111111011100101111110111000100₂
• Hexadecimal: 0x7F72FDC4
• Base-36: ZD1YH0

Squares and roots of 2138242500

• 2138242500 squared (2138242500²) is 4572080988806250000
• 2138242500 cubed (2138242500³) is 9776217883707548015625000000
• The square root of 2138242500 is 46241.1342853957
• The cube root of 2138242500 is 1288.3058705755

Scales and comparisons

• 2,138,242,500 seconds is equal to 67 years, 51 weeks, 3 days, 4 hours, 15 minutes.
• To count from 1 to 2,138,242,500 would take you about one hundred thirty-five 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 2138242500 cubic inches would be around 107.4 feet tall.

Recreational maths with 2138242500

• 2138242500 backwards is 0052428312
• The number of decimal digits it has is: 10
• The sum of 2138242500's digits is 27
• More coming soon!