18140572240

Names of 18140572240

• Cardinal: 18140572240 can be written as Eighteen billion, one hundred forty million, five hundred seventy-two thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.814057224 × 10¹⁰

Factors of 18140572240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1797

Divisors of 18140572240

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 35 38 40 49 56 70 76 80 95 98 112 133 140 151 152 190 196 245 266 280 302 304 380 392 490 532 560 604 665 755 760 784 931 980 1057 1064 1208 1330 1510 1520 1613 1862 1960 2114 2128 2416 2660 2869 3020 3226 3724 3920 4228 4655 5285 5320 5738 6040 6452 7399 7448 8065 8456 9310 10570 10640 11291 11476 12080 12904 14345 14798 14896 16130 16912 18620 20083 21140 22582 22952 25808 28690 29596 30647 32260 36995 37240 40166 42280 45164 45904 56455 57380 59192 61294 64520 73990 74480 79037 80332 84560 90328 100415 112910 114760 118384 122588 129040 140581 147980 153235 158074 160664 180656 200830 214529 225820 229520 243563 245176 281162 295960 306470 316148 321328 395185 401660 429058 451640 487126 490352 562324 591920 612940 632296 702905 790370 803320 858116 903280 974252 1072645 1124648 1217815 1225880 1264592 1405810 1501703 1580740 1606640 1704941 1716232 1948504 2145290 2249296 2435630 2451760 2811620 3003406 3161480 3409882 3432464 3897008 4290580 4627697 4871260 5623240 6006812 6322960 6819764 7508515 8524705 8581160 9255394 9742520 11246480 11934587 12013624 13639528 15017030 17049410 17162320 18510788 19485040 23138485 23869174 24027248 27279056 30034060 32393879 34098820 37021576 46276970 47738348 59672935 60068120 64787758 68197640 74043152 92553940 95476696 119345870 120136240 129575516 136395280 161969395 185107880 190953392 226757153 238691740 259151032 323938790 370215760 453514306 477383480 518302064 647877580 907028612 954766960 1133785765 1295755160 1814057224 2267571530 2591510320 3628114448 4535143060 9070286120 18140572240
• Sum of all divisors σ(n): 52019349120
• Sum of proper divisors (its aliquot sum) s(n): 33878776880
• 18140572240 is an abundant number, because the sum of its proper divisors (33878776880) is greater than itself. Its abundance is 15738204640

Bases of 18140572240

• Binary: 10000111001010000110010101001010000₂
• Hexadecimal: 0x439432A50
• Base-36: 8C0FF4G

Squares and roots of 18140572240

• 18140572240 squared (18140572240²) is 329080361194658617600
• 18140572240 cubed (18140572240³) is 5969706065016997354711335424000
• The square root of 18140572240 is 134686.9416090513
• The cube root of 18140572240 is 2627.5459979761

Scales and comparisons

• 18,140,572,240 seconds is equal to 576 years, 42 weeks, 2 days, 7 hours, 50 minutes, 40 seconds.
• To count from 1 to 18,140,572,240 would take you about one thousand, one hundred fifty-three 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 18140572240 cubic inches would be around 219 feet tall.

Recreational maths with 18140572240

• 18140572240 backwards is 04227504181
• The number of decimal digits it has is: 11
• The sum of 18140572240's digits is 34
• More coming soon!