18212670190

Names of 18212670190

• Cardinal: 18212670190 can be written as Eighteen billion, two hundred twelve million, six hundred seventy thousand, one hundred ninety.

Scientific notation

• Scientific notation: 1.821267019 × 10¹⁰

Factors of 18212670190

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 548

Divisors of 18212670190

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 10 11 13 22 26 29 31 55 58 62 65 110 130 143 145 155 286 290 310 319 341 377 403 457 638 682 715 754 806 899 914 961 1430 1595 1705 1798 1885 1922 2015 2285 3190 3410 3770 4030 4147 4433 4495 4570 4805 5027 5941 8294 8866 8990 9610 9889 10054 10571 11687 11882 12493 13253 14167 19778 20735 21142 22165 23374 24986 25135 26506 27869 28334 29705 41470 44330 49445 50270 52855 55738 58435 59410 62465 65351 66265 70835 98890 105710 116870 124930 128557 130702 132530 137423 139345 141670 145783 155837 172289 184171 257114 274846 278690 291566 306559 311674 326755 344578 362297 368342 410843 439177 613118 642785 653510 687115 724594 728915 779185 821686 861445 878354 920855 1285570 1374230 1457830 1532795 1558370 1722890 1811485 1841710 1895179 2025881 2054215 2195885 3065590 3622970 3790358 3985267 4051762 4108430 4391770 4519273 4830947 5340959 5709301 7970534 9038546 9475895 9661894 10129405 10681918 11418602 12736133 18951790 19926335 20258810 22596365 24154735 25472266 26704795 28546505 39852670 45192730 48309470 53409590 57093010 58750549 62802311 63680665 117501098 125604622 127361330 140097463 165569729 280194926 293752745 314011555 331139458 587505490 628023110 700487315 827848645 1400974630 1655697290 1821267019 3642534038 9106335095 18212670190
• Sum of all divisors σ(n): 41258911680
• Sum of proper divisors (its aliquot sum) s(n): 23046241490
• 18212670190 is an abundant number, because the sum of its proper divisors (23046241490) is greater than itself. Its abundance is 4833571300

Bases of 18212670190

• Binary: 10000111101100011110100101011101110₂
• Hexadecimal: 0x43D8F4AEE
• Base-36: 8D7CQ9A

Squares and roots of 18212670190

• 18212670190 squared (18212670190²) is 331701355449714636100
• 18212670190 cubed (18212670190³) is 6041167388381611796905167859000
• The square root of 18212670190 is 134954.3263107931
• The cube root of 18212670190 is 2631.0223723511

Scales and comparisons

• 18,212,670,190 seconds is equal to 579 years, 5 weeks, 3 days, 19 hours, 3 minutes, 10 seconds.
• To count from 1 to 18,212,670,190 would take you about one thousand, one hundred fifty-eight 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 18212670190 cubic inches would be around 219.3 feet tall.

Recreational maths with 18212670190

• 18212670190 backwards is 09107621281
• The number of decimal digits it has is: 11
• The sum of 18212670190's digits is 37
• More coming soon!