55638993420

Names of 55638993420

• Cardinal: 55638993420 can be written as Fifty-five billion, six hundred thirty-eight million, nine hundred ninety-three thousand, four hundred twenty.

Scientific notation

• Scientific notation: 5.563899342 × 10¹⁰

Factors of 55638993420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 722

Divisors of 55638993420

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 29 30 36 41 45 54 58 60 82 87 90 108 116 123 135 145 164 174 180 193 205 246 261 270 290 348 369 386 410 435 449 492 522 540 579 580 615 738 772 783 820 870 898 965 1044 1107 1158 1189 1230 1305 1347 1476 1566 1737 1740 1796 1845 1930 2214 2245 2316 2378 2460 2610 2694 2895 3132 3474 3567 3690 3860 3915 4041 4428 4490 4756 5211 5220 5388 5535 5597 5790 5945 6735 6948 7134 7380 7830 7913 8082 8685 8980 10422 10701 11070 11194 11580 11890 12123 13021 13470 14268 15660 15826 16164 16791 17370 17835 18409 20205 20844 21402 22140 22388 23739 23780 24246 26042 26055 26940 27985 31652 32103 33582 34740 35670 36818 39063 39565 40410 42804 47478 48492 50373 52084 52110 53505 55227 55970 60615 64206 65105 67164 71217 71340 73636 78126 79130 80820 83955 86657 92045 94956 100746 104220 107010 110454 111940 117189 118695 121230 128412 130210 142434 151119 156252 158260 160515 165681 167910 173314 184090 195315 201492 213651 214020 220908 229477 234378 237390 242460 251865 259971 260420 276135 284868 302238 321030 331362 335820 346628 351567 356085 368180 390630 427302 433285 458954 468756 474780 497043 503730 519942 533861 552270 585945 604476 642060 662724 688431 703134 712170 755595 779913 781260 828405 854604 866570 917908 994086 1007460 1039884 1067722 1068255 1104540 1147385 1171890 1299855 1376862 1406268 1424340 1511190 1559826 1601583 1656810 1733140 1757835 1988172 2065293 2135444 2136510 2294770 2339739 2343780 2485215 2513053 2599710 2669305 2753724 3022380 3119652 3203166 3313620 3442155 3515670 3552937 3899565 4130586 4273020 4589540 4679478 4804749 4970430 5026106 5199420 5338610 6195879 6406332 6884310 7031340 7105874 7539159 7799130 8007915 8261172 9358956 9609498 9940860 10052212 10326465 10658811 10677220 11698695 12391758 12565265 13768620 14211748 14414247 15078318 15598260 16015830 17764685 19218996 20652930 21317622 22617477 23397390 24023745 24783516 25130530 28828494 30156636 30979395 31976433 32031660 35529370 37695795 41305860 42635244 45234954 46794780 48047490 50261060 53294055 57656988 61958790 63952866 67852431 71058740 72071235 75391590 90469908 95929299 96094980 103035173 106588110 113087385 123917580 127905732 135704862 144142470 150783180 159882165 191858598 206070346 213176220 226174770 271409724 288284940 309105519 319764330 339262155 383717196 412140692 452349540 479646495 515175865 618211038 639528660 678524310 927316557 959292990 1030351730 1236422076 1357048620 1545527595 1854633114 1918585980 2060703460 2781949671 3091055190 3709266228 4636582785 5563899342 6182110380 9273165570 11127798684 13909748355 18546331140 27819496710 55638993420
• Sum of all divisors σ(n): 184796640000
• Sum of proper divisors (its aliquot sum) s(n): 129157646580
• 55638993420 is an abundant number, because the sum of its proper divisors (129157646580) is greater than itself. Its abundance is 73518653160

Bases of 55638993420

• Binary: 110011110100010101111010101000001100₂
• Hexadecimal: 0xCF457AA0C
• Base-36: PK60Q30

Squares and roots of 55638993420

• 55638993420 squared (55638993420²) is 3095697588790803296400
• 55638993420 cubed (55638993420³) is 172241497773041370364913909688000
• The square root of 55638993420 is 235879.1924269709
• The cube root of 55638993420 is 3817.6234365543

Scales and comparisons

• 55,638,993,420 seconds is equal to 1,769 years, 7 weeks, 4 days, 19 hours, 57 minutes.
• To count from 1 to 55,638,993,420 would take you about three thousand, five hundred thirty-eight 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 55638993420 cubic inches would be around 318.1 feet tall.

Recreational maths with 55638993420

• 55638993420 backwards is 02439983655
• 55638993420 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 55638993420's digits is 54
• More coming soon!