18162186157422

Names of 18162186157422

• Cardinal: 18162186157422 can be written as Eighteen trillion, one hundred sixty-two billion, one hundred eighty-six million, one hundred fifty-seven thousand, four hundred twenty-two.

Scientific notation

• Scientific notation: 1.8162186157422 × 10¹³

Factors of 18162186157422

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 308

Divisors of 18162186157422

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 6 9 18 23 27 46 54 69 81 107 138 162 173 207 214 321 346 414 519 529 621 642 963 1038 1058 1242 1557 1587 1863 1926 2461 2889 3114 3174 3726 3979 4671 4761 4922 5778 7383 7958 8667 9342 9522 11449 11937 14013 14283 14766 17334 18511 22149 22898 23874 28026 28566 34347 35811 37022 42849 44298 55533 56603 66447 68694 71622 85698 91517 103041 107433 111066 113206 132894 166599 169809 183034 199341 206082 214866 263327 274551 309123 322299 333198 339618 398682 425753 499797 509427 526654 549102 618246 644598 789981 823653 851506 927369 999594 1018854 1225043 1277259 1499391 1528281 1579962 1647306 1854738 1980677 2369943 2450086 2470959 2554518 2998782 3056562 3675129 3831777 3961354 4584843 4739886 4941918 5942031 6056521 7109829 7350258 7412877 7663554 9169686 9792319 11025387 11495331 11884062 12113042 14219658 14825754 17826093 18169563 19584638 21329487 22050774 22990662 28175989 29376957 33076161 34485993 35652186 36339126 42658974 45555571 53478279 54508689 56351978 58753914 66152322 68971986 84527967 88130871 91111142 99228483 106956558 109017378 136666713 160434837 163526067 169055934 176261742 198456966 211932439 253583901 264392613 273333426 320869674 327052134 410000139 423864878 490578201 507167802 528785226 635797317 648047747 760751703 793177839 820000278 981156402 1047778133 1230000417 1271594634 1296095494 1521503406 1586355678 1907391951 1944143241 2095556266 2282255109 2460000834 3143334399 3690001251 3814783902 3888286482 4564510218 4874446097 5722175853 5832429723 6286668798 7380002502 9430003197 9748892194 11444351706 11664859446 14623338291 17166527559 17497289169 18860006394 28290009591 29246676582 34333055118 34994578338 43870014873 52491867507 56580019182 84870028773 87740029746 104983735014 112112260231 131610044619 169740057546 224224520462 263220089238 336336780693 394830133857 672673561386 789660267714 1009010342079 2018020684158 3027031026237 6054062052474 9081093078711 18162186157422
• Sum of all divisors σ(n): 43192689447600
• Sum of proper divisors (its aliquot sum) s(n): 25030503290178
• 18162186157422 is an abundant number, because the sum of its proper divisors (25030503290178) is greater than itself. Its abundance is 6868317132756

Bases of 18162186157422

• Binary: 100001000010010110110101001110111110101101110₂
• Hexadecimal: 0x1084B6A77D6E
• Base-36: 6FRLCPCVI

Squares and roots of 18162186157422

• 18162186157422 squared (18162186157422²) is 329865006016851313765686084
• 18162186157422 cubed (18162186157422³) is 5991069646097181672141518590841458715448
• The square root of 18162186157422 is 4261711.6464423071
• The cube root of 18162186157422 is 26285.8912975237

Scales and comparisons

• 18,162,186,157,422 seconds is equal to 577,501 years, 17 weeks, 4 days, 22 hours, 23 minutes, 42 seconds.
• To count from 1 to 18,162,186,157,422 would take you about one million, four hundred forty-three thousand, seven 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 18162186157422 cubic inches would be around 2190.5 feet tall.

Recreational maths with 18162186157422

• 18162186157422 backwards is 22475168126181
• 18162186157422 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18162186157422's digits is 54
• More coming soon!