13123683840

Names of 13123683840

• Cardinal: 13123683840 can be written as Thirteen billion, one hundred twenty-three million, six hundred eighty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.312368384 × 10¹⁰

Factors of 13123683840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 517

Divisors of 13123683840

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 60 62 64 80 93 96 120 124 128 155 160 186 192 199 240 248 256 277 310 320 372 384 398 465 480 496 512 554 597 620 640 744 768 796 831 930 960 992 995 1108 1194 1240 1280 1385 1488 1536 1592 1662 1860 1920 1984 1990 2216 2388 2480 2560 2770 2976 2985 3184 3324 3720 3840 3968 3980 4155 4432 4776 4960 5540 5952 5970 6169 6368 6648 7440 7680 7936 7960 8310 8587 8864 9552 9920 11080 11904 11940 12338 12736 13296 14880 15872 15920 16620 17174 17728 18507 19104 19840 22160 23808 23880 24676 25472 25761 26592 29760 30845 31840 33240 34348 35456 37014 38208 39680 42935 44320 47616 47760 49352 50944 51522 53184 55123 59520 61690 63680 66480 68696 70912 74028 76416 79360 85870 88640 92535 95520 98704 101888 103044 106368 110246 119040 123380 127360 128805 132960 137392 141824 148056 152832 165369 171740 177280 185070 191040 197408 206088 212736 220492 238080 246760 254720 257610 265920 274784 275615 296112 305664 330738 343480 354560 370140 382080 394816 412176 425472 440984 493520 509440 515220 531840 549568 551230 592224 661476 686960 709120 740280 764160 789632 824352 826845 881968 987040 1030440 1063680 1099136 1102460 1184448 1322952 1373920 1480560 1528320 1579264 1648704 1653690 1708813 1763936 1974080 2060880 2127360 2198272 2204920 2368896 2645904 2747840 2961120 3158528 3297408 3307380 3417626 3527872 3948160 4121760 4396544 4409840 4737792 5126439 5291808 5495680 5922240 6594816 6614760 6835252 7055744 7896320 8243520 8544065 8819680 9475584 10252878 10583616 10991360 11844480 13189632 13229520 13670504 14111488 15792640 16487040 17088130 17639360 20505756 21167232 21982720 23688960 25632195 26459040 27341008 28222976 32974080 34176260 35278720 41011512 42334464 47377920 51264390 52918080 54682016 65948160 68352520 70557440 82023024 84668928 102528780 105836160 109364032 136705040 141114880 164046048 205057560 211672320 218728064 273410080 328092096 410115120 423344640 437456128 546820160 656184192 820230240 874912256 1093640320 1312368384 1640460480 2187280640 2624736768 3280920960 4374561280 6561841920 13123683840
• Sum of all divisors σ(n): 43682918400
• Sum of proper divisors (its aliquot sum) s(n): 30559234560
• 13123683840 is an abundant number, because the sum of its proper divisors (30559234560) is greater than itself. Its abundance is 17435550720

Bases of 13123683840

• Binary: 1100001110001110111000011000000000₂
• Hexadecimal: 0x30E3B8600
• Base-36: 611I39C

Squares and roots of 13123683840

• 13123683840 squared (13123683840²) is 172231077532277145600
• 13123683840 cubed (13123683840³) is 2260306208956132654112047104000
• The square root of 13123683840 is 114558.6480367153
• The cube root of 13123683840 is 2358.7681400291

Scales and comparisons

• 13,123,683,840 seconds is equal to 417 years, 15 weeks, 1 day, 11 hours, 44 minutes.
• To count from 1 to 13,123,683,840 would take you about eight hundred thirty-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 13123683840 cubic inches would be around 196.6 feet tall.

Recreational maths with 13123683840

• 13123683840 backwards is 04838632131
• The number of decimal digits it has is: 11
• The sum of 13123683840's digits is 39
• More coming soon!