2155493428400

Names of 2155493428400

• Cardinal: 2155493428400 can be written as Two trillion, one hundred fifty-five billion, four hundred ninety-three million, four hundred twenty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.1554934284 × 10¹²

Factors of 2155493428400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4057

Divisors of 2155493428400

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 29 40 50 52 58 65 80 100 104 116 127 130 145 200 208 232 254 260 290 325 377 400 464 508 520 580 635 650 725 754 841 1016 1040 1160 1270 1300 1450 1508 1651 1682 1885 2032 2320 2540 2600 2900 3016 3175 3302 3364 3683 3770 3881 4205 5080 5200 5800 6032 6350 6604 6728 7366 7540 7762 8255 8410 9425 10160 10933 11600 12700 13208 13456 14732 15080 15524 16510 16820 18415 18850 19405 21025 21866 25400 26416 29464 30160 31048 33020 33640 36830 37700 38810 41275 42050 43732 47879 50453 50800 54665 58928 62096 66040 67280 73660 75400 77620 82550 84100 87464 92075 95758 97025 100906 106807 109330 112549 132080 147320 150800 155240 165100 168200 174928 184150 191516 194050 201812 213614 218660 225098 239395 252265 273325 294640 310480 330200 336400 368300 383032 388100 403624 427228 437320 450196 478790 492887 504530 534035 546650 562745 660400 736600 766064 776200 807248 854456 874640 900392 957580 985774 1009060 1068070 1093300 1125490 1196975 1261325 1388491 1463137 1473200 1552400 1708912 1800784 1915160 1971548 2018120 2136140 2186600 2250980 2393950 2464435 2522650 2670175 2776982 2813725 2926274 3263921 3830320 3943096 4036240 4272280 4373200 4501960 4787900 4928870 5045300 5340350 5553964 5627450 5852548 6407531 6527842 6942455 7315685 7886192 8544560 9003920 9575800 9857740 10090600 10680700 11107928 11254900 11705096 12322175 12815062 13055684 13884910 14293723 14631370 16319605 19151600 19715480 20181200 21361400 22215856 22509800 23410192 24644350 25630124 26111368 27769820 28587446 29262740 32037655 32639210 34712275 36578425 39430960 42430973 42722800 45019600 49288700 51260248 52222736 55539640 57174892 58525480 64075310 65278420 69424550 71468615 73156850 81598025 84861946 98577400 102520496 111079280 114349784 117050960 128150620 130556840 138849100 142937230 146313700 160188275 163196050 169723892 185818399 197154800 212154865 228699568 256301240 261113680 277698200 285874460 292627400 320376550 326392100 339447784 357343075 371636798 414517967 424309730 512602480 555396400 571748920 585254800 640753100 652784200 678895568 714686150 743273596 829035934 848619460 929091995 1060774325 1143497840 1281506200 1305568400 1429372300 1486547192 1658071868 1697238920 1858183990 2072589835 2121548650 2563012400 2858744600 2973094384 3316143736 3394477840 3716367980 4145179670 4243097300 4645459975 5388733571 5717489200 6632287472 7432735960 8290359340 8486194600 9290919950 10362949175 10777467142 14865471920 16580718680 16972389200 18581839900 20725898350 21554934284 26943667855 33161437360 37163679800 41451796700 43109868568 53887335710 74327359600 82903593400 86219737136 107774671420 134718339275 165807186800 215549342840 269436678550 431098685680 538873357100 1077746714200 2155493428400
• Sum of all divisors σ(n): 5822842980864
• Sum of proper divisors (its aliquot sum) s(n): 3667349552464
• 2155493428400 is an abundant number, because the sum of its proper divisors (3667349552464) is greater than itself. Its abundance is 1511856124064

Bases of 2155493428400

• Binary: 11111010111011101011010111000110010110000₂
• Hexadecimal: 0x1F5DD6B8CB0
• Base-36: RI7X4TRK

Squares and roots of 2155493428400

• 2155493428400 squared (2155493428400²) is 4646151919875585926560000
• 2155493428400 cubed (2155493428400³) is 10014749930639868810299605018304000000
• The square root of 2155493428400 is 1468159.8783511283
• The cube root of 2155493428400 is 12917.6119602725

Scales and comparisons

• 2,155,493,428,400 seconds is equal to 68,538 years, 1 week, 1 day, 14 hours, 33 minutes, 20 seconds.
• To count from 1 to 2,155,493,428,400 would take you about one hundred seventy-one thousand, three hundred forty-five 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 2155493428400 cubic inches would be around 1076.5 feet tall.

Recreational maths with 2155493428400

• 2155493428400 backwards is 0048243945512
• The number of decimal digits it has is: 13
• The sum of 2155493428400's digits is 47
• More coming soon!