18394275840

Names of 18394275840

• Cardinal: 18394275840 can be written as Eighteen billion, three hundred ninety-four million, two hundred seventy-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.839427584 × 10¹⁰

Factors of 18394275840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1516

Divisors of 18394275840

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 107 120 128 160 192 214 240 256 320 321 384 428 480 512 535 640 642 768 856 960 1024 1070 1280 1284 1399 1536 1605 1712 1920 2048 2140 2560 2568 2798 3072 3210 3424 3840 4096 4197 4280 5120 5136 5596 6144 6420 6848 6995 7680 8192 8394 8560 10240 10272 11192 12288 12840 13696 13990 15360 16788 17120 20480 20544 20985 22384 24576 25680 27392 27980 30720 33576 34240 40960 41088 41970 44768 51360 54784 55960 61440 67152 68480 82176 83940 89536 102720 109568 111920 122880 134304 136960 149693 164352 167880 179072 205440 219136 223840 268608 273920 299386 328704 335760 358144 410880 438272 447680 449079 537216 547840 598772 657408 671520 716288 748465 821760 876544 895360 898158 1074432 1095680 1197544 1314816 1343040 1432576 1496930 1643520 1790720 1796316 2148864 2191360 2245395 2395088 2629632 2686080 2865152 2993860 3287040 3581440 3592632 4297728 4382720 4490790 4790176 5372160 5730304 5987720 6574080 7162880 7185264 8595456 8981580 9580352 10744320 11460608 11975440 13148160 14325760 14370528 17190912 17963160 19160704 21488640 23950880 28651520 28741056 34381824 35926320 38321408 42977280 47901760 57303040 57482112 71852640 76642816 85954560 95803520 114964224 143705280 153285632 171909120 191607040 229928448 287410560 306571264 383214080 459856896 574821120 613142528 766428160 919713792 1149642240 1226285056 1532856320 1839427584 2299284480 3065712640 3678855168 4598568960 6131425280 9197137920 18394275840
• Sum of all divisors σ(n): 59450630400
• Sum of proper divisors (its aliquot sum) s(n): 41056354560
• 18394275840 is an abundant number, because the sum of its proper divisors (41056354560) is greater than itself. Its abundance is 22662078720

Bases of 18394275840

• Binary: 10001001000011000100110000000000000₂
• Hexadecimal: 0x448626000
• Base-36: 8G7H62O

Squares and roots of 18394275840

• 18394275840 squared (18394275840²) is 338349383678007705600
• 18394275840 cubed (18394275840³) is 6223691893667267478451912704000
• The square root of 18394275840 is 135625.4984875631
• The cube root of 18394275840 is 2639.7384497543

Scales and comparisons

• 18,394,275,840 seconds is equal to 584 years, 45 weeks, 5 days, 17 hours, 4 minutes.
• To count from 1 to 18,394,275,840 would take you about one thousand, one hundred sixty-nine 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 18394275840 cubic inches would be around 220 feet tall.

Recreational maths with 18394275840

• 18394275840 backwards is 04857249381
• The number of decimal digits it has is: 11
• The sum of 18394275840's digits is 51
• More coming soon!