13281063840

Names of 13281063840

• Cardinal: 13281063840 can be written as Thirteen billion, two hundred eighty-one million, sixty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.328106384 × 10¹⁰

Factors of 13281063840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 44169

Divisors of 13281063840

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 19 20 22 24 30 32 33 36 38 40 44 45 48 55 57 60 66 72 76 80 88 90 95 96 99 110 114 120 132 144 152 160 165 171 176 180 190 198 209 220 228 240 264 285 288 304 330 342 352 360 380 396 418 440 456 480 495 528 570 608 627 660 684 720 760 792 836 855 880 912 990 1045 1056 1140 1254 1320 1368 1440 1520 1584 1672 1710 1760 1824 1881 1980 2090 2280 2508 2640 2736 3040 3135 3168 3344 3420 3762 3960 4180 4560 5016 5280 5472 6270 6688 6840 7524 7920 8360 9120 9405 10032 12540 13680 15048 15840 16720 18810 20064 25080 27360 30096 33440 37620 44129 50160 60192 75240 88258 100320 132387 150480 176516 220645 264774 300960 353032 397161 441290 485419 529548 661935 706064 794322 838451 882580 970838 1059096 1323870 1412128 1456257 1588644 1676902 1765160 1941676 1985805 2118192 2427095 2515353 2647740 2912514 3177288 3353804 3530320 3883352 3971610 4192255 4236384 4368771 4854190 5030706 5295480 5825028 6354576 6707608 7060640 7281285 7546059 7766704 7943220 8384510 8737542 9222961 9708380 10061412 10590960 11650056 12576765 12709152 13415216 14562570 15092118 15533408 15886440 16769020 17475084 18445922 19416760 20122824 21181920 21843855 23300112 25153530 26830432 27668883 29125140 30184236 31772880 33538040 34950168 36891844 37730295 38833520 40245648 43687710 46114805 46600224 50307060 55337766 58250280 60368472 63545760 67076080 69900336 73783688 75460590 77667040 80491296 83006649 87375420 92229610 100614120 110675532 116500560 120736944 134152160 138344415 139800672 147567376 150921180 166013298 174750840 184459220 201228240 221351064 233001120 241473888 276688830 295134752 301842360 332026596 349501680 368918440 402456480 415033245 442702128 553377660 603684720 664053192 699003360 737836880 830066490 885404256 1106755320 1207369440 1328106384 1475673760 1660132980 2213510640 2656212768 3320265960 4427021280 6640531920 13281063840
• Sum of all divisors σ(n): 52045156800
• Sum of proper divisors (its aliquot sum) s(n): 38764092960
• 13281063840 is an abundant number, because the sum of its proper divisors (38764092960) is greater than itself. Its abundance is 25483029120

Bases of 13281063840

• Binary: 1100010111100111001111001110100000₂
• Hexadecimal: 0x3179CF3A0
• Base-36: 63N7AG0

Squares and roots of 13281063840

• 13281063840 squared (13281063840²) is 176386656722155545600
• 13281063840 cubed (13281063840³) is 2342602448451112943523631104000
• The square root of 13281063840 is 115243.4980378503
• The cube root of 13281063840 is 2368.1595282259

Scales and comparisons

• 13,281,063,840 seconds is equal to 422 years, 15 weeks, 3 days, 24 minutes.
• To count from 1 to 13,281,063,840 would take you about eight hundred forty-four 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 13281063840 cubic inches would be around 197.3 feet tall.

Recreational maths with 13281063840

• 13281063840 backwards is 04836018231
• 13281063840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13281063840's digits is 36
• More coming soon!