18138748955360

Names of 18138748955360

• Cardinal: 18138748955360 can be written as Eighteen trillion, one hundred thirty-eight billion, seven hundred forty-eight million, nine hundred fifty-five thousand, three hundred sixty.

Scientific notation

• Scientific notation: 1.813874895536 × 10¹³

Factors of 18138748955360

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 857

Divisors of 18138748955360

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 121 160 176 220 242 352 440 484 605 839 880 968 1210 1331 1678 1760 1936 2420 2662 3356 3872 4195 4840 5324 6655 6712 8390 9229 9680 10648 13310 13424 14641 16780 18458 19360 21296 26620 26848 29282 33560 36916 42592 46145 53240 58564 67120 73205 73832 92290 101519 106480 117128 134240 146410 147664 161051 184580 203038 212960 234256 292820 295328 322102 369160 406076 468512 507595 585640 644204 703921 738320 805255 812152 1015190 1116709 1171280 1288408 1407842 1476640 1610510 1624304 2030380 2233418 2342560 2576816 2815684 3221020 3248608 3519605 4060760 4466836 5153632 5583545 5631368 6442040 7039210 7743131 8121520 8933672 11167090 11262736 12283799 12884080 14078420 15486262 16243040 17867344 22334180 22525472 24567598 25768160 28156840 30972524 35734688 38715655 44668360 49135196 56313680 61418995 61945048 77431310 85174441 89336720 98270392 112627360 122837990 123890096 135121789 154862620 170348882 178673440 196540784 245675980 247780192 270243578 309725240 340697764 393081568 425872205 491351960 540487156 619450480 675608945 681395528 851744410 936918851 982703920 1080974312 1238900960 1351217890 1362791056 1703488820 1873837702 1965407840 2161948624 2702435780 2725582112 3406977640 3747675404 4323897248 4684594255 5404871560 6813955280 7495350808 9369188510 10306107361 10809743120 13627910560 14990701616 18738377020 20612214722 21619486240 29981403232 37476754040 41224429444 51530536805 74953508080 82448858888 103061073610 113367180971 149907016160 164897717776 206122147220 226734361942 329795435552 412244294440 453468723884 566835904855 824488588880 906937447768 1133671809710 1648977177760 1813874895536 2267343619420 3627749791072 4534687238840 9069374477680 18138748955360
• Sum of all divisors σ(n): 47194297812648
• Sum of proper divisors (its aliquot sum) s(n): 29055548857288
• 18138748955360 is an abundant number, because the sum of its proper divisors (29055548857288) is greater than itself. Its abundance is 10916799901928

Bases of 18138748955360

• Binary: 100000111111101000001101100000010101011100000₂
• Hexadecimal: 0x107F41B02AE0
• Base-36: 6FGTQSS0W

Squares and roots of 18138748955360

• 18138748955360 squared (18138748955360²) is 329014213665573491272729600
• 18138748955360 cubed (18138748955360³) is 5967906224425013001218532108855750656000
• The square root of 18138748955360 is 4258961.0182954245
• The cube root of 18138748955360 is 26274.5796464941

Scales and comparisons

• 18,138,748,955,360 seconds is equal to 576,756 years, 5 weeks, 5 days, 29 minutes, 20 seconds.
• To count from 1 to 18,138,748,955,360 would take you about one million, four hundred forty-one thousand, eight hundred ninety 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 18138748955360 cubic inches would be around 2189.5 feet tall.

Recreational maths with 18138748955360

• 18138748955360 backwards is 06355984783181
• The number of decimal digits it has is: 14
• The sum of 18138748955360's digits is 68
• More coming soon!