18156061347380

Names of 18156061347380

• Cardinal: 18156061347380 can be written as Eighteen trillion, one hundred fifty-six billion, sixty-one million, three hundred forty-seven thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.815606134738 × 10¹³

Factors of 18156061347380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2396

Divisors of 18156061347380

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 10 11 20 22 37 44 55 74 110 121 148 185 220 242 370 407 484 605 740 814 1210 1369 1628 2035 2341 2420 2738 4070 4477 4682 5476 6845 8140 8954 9364 11705 13690 15059 17908 22385 23410 25751 27380 30118 44770 46820 51502 60236 75295 86617 89540 103004 128755 150590 165649 173234 257510 283261 301180 331298 346468 433085 515020 566522 662596 828245 866170 952787 1133044 1416305 1656490 1732340 1905574 2832610 3204829 3312980 3811148 4763935 5480281 5665220 6409658 9527870 10480657 10960562 12819316 16024145 19055740 20961314 21921124 27401405 32048290 35253119 41922628 52403285 54802810 60283091 64096580 70506238 104806570 109605620 120566182 141012476 176265595 202770397 209613140 241132364 301415455 352531190 387784309 405540794 602830910 663114001 705062380 775568618 811081588 1013851985 1205661820 1326228002 1551137236 1938921545 2027703970 2230474367 2652456004 3315570005 3877843090 4055407940 4460948734 6631140010 7502504689 7755686180 8921897468 11152371835 13262280020 15005009378 22304743670 24535218037 30010018756 37512523445 44609487340 49070436074 75025046890 82527551579 98140872148 122676090185 150050093780 165055103158 245352180370 330110206316 412637757895 490704360740 825275515790 907803067369 1650551031580 1815606134738 3631212269476 4539015336845 9078030673690 18156061347380
• Sum of all divisors σ(n): 43090686433746
• Sum of proper divisors (its aliquot sum) s(n): 24934625086366
• 18156061347380 is an abundant number, because the sum of its proper divisors (24934625086366) is greater than itself. Its abundance is 6778563738986

Bases of 18156061347380

• Binary: 100001000001101001001100101100100111000110100₂
• Hexadecimal: 0x108349964E34
• Base-36: 6FOS25F78

Squares and roots of 18156061347380

• 18156061347380 squared (18156061347380²) is 329642563649826061032864400
• 18156061347380 cubed (18156061347380³) is 5985010608333858364178986132724835272000
• The square root of 18156061347380 is 4260993.0001561843
• The cube root of 18156061347380 is 26282.9361798509

Scales and comparisons

• 18,156,061,347,380 seconds is equal to 577,306 years, 30 weeks, 4 days, 22 hours, 16 minutes, 20 seconds.
• To count from 1 to 18,156,061,347,380 would take you about one million, four hundred forty-three thousand, two hundred sixty-six 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 18156061347380 cubic inches would be around 2190.2 feet tall.

Recreational maths with 18156061347380

• 18156061347380 backwards is 08374316065181
• The number of decimal digits it has is: 14
• The sum of 18156061347380's digits is 53
• More coming soon!