978138029040

Names of 978138029040

• Cardinal: 978138029040 can be written as Nine hundred seventy-eight billion, one hundred thirty-eight million, twenty-nine thousand and forty.

Scientific notation

• Scientific notation: 9.7813802904 × 10¹¹

Factors of 978138029040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2062

Divisors of 978138029040

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 34 40 48 51 60 68 80 85 102 120 136 170 204 240 255 272 340 408 421 510 521 680 816 842 1020 1042 1093 1263 1360 1563 1684 2040 2084 2105 2186 2526 2605 3126 3279 3368 4080 4168 4210 4372 5052 5210 5465 6252 6315 6558 6736 7157 7815 8336 8420 8744 8857 10104 10420 10930 12504 12630 13116 14314 15630 16395 16840 17488 17714 18581 20208 20840 21471 21860 25008 25260 26232 26571 28628 31260 32790 33680 35428 35785 37162 41680 42942 43720 44285 50520 52464 53142 55743 57256 62520 65580 70856 71570 74324 85884 87440 88570 92905 101040 106284 107355 111486 114512 125040 131160 132855 141712 143140 148648 171768 177140 185810 212568 214710 219341 222972 262320 265710 278715 286280 297296 343536 354280 371620 425136 429420 438682 445944 460153 531420 557430 569453 572560 658023 708560 743240 858840 877364 891888 920306 1062840 1096705 1114860 1138906 1316046 1380459 1486480 1708359 1717680 1754728 1840612 2125680 2193410 2229720 2277812 2300765 2632092 2760918 2847265 3290115 3416718 3509456 3681224 3728797 4386820 4459440 4555624 4601530 5264184 5521836 5694530 6580230 6833436 6902295 7362448 7457594 7822601 8541795 8773640 9111248 9203060 9680701 10528368 11043672 11186391 11389060 13160460 13666872 13804590 14915188 15645202 17083590 17547280 18406120 18643985 19361402 22087344 22372782 22778120 23467803 26320920 27333744 27609180 29042103 29830376 31290404 34167180 36812240 37287970 38722804 39113005 44745564 45556240 46935606 48403505 52641840 55218360 55931955 58084206 59660752 62580808 68334360 74575940 77445608 78226010 89491128 93871212 96807010 110436720 111863910 116168412 117339015 125161616 136668720 145210515 149151880 154891216 156452020 178982256 187742424 193614020 223727820 232336824 234678030 239739713 290421030 298303760 312904040 375484848 387228040 447455640 464673648 469356060 479479426 580842060 625808080 719219139 774456080 894911280 938712120 958958852 1161684120 1198698565 1438438278 1877424240 1917917704 2323368240 2397397130 2876876556 3596095695 3835835408 4075575121 4794794260 5753753112 7192191390 8151150242 9589588520 11507506224 12226725363 14384382780 16302300484 19179177040 20377875605 24453450726 28768765560 32604600968 40755751210 48906901452 57537531120 61133626815 65209201936 81511502420 97813802904 122267253630 163023004840 195627605808 244534507260 326046009680 489069014520 978138029040
• Sum of all divisors σ(n): 3227347400832
• Sum of proper divisors (its aliquot sum) s(n): 2249209371792
• 978138029040 is an abundant number, because the sum of its proper divisors (2249209371792) is greater than itself. Its abundance is 1271071342752

Bases of 978138029040

• Binary: 1110001110111101100100011101101111110000₂
• Hexadecimal: 0xE3BD91DBF0
• Base-36: CHCM4LIO

Squares and roots of 978138029040

• 978138029040 squared (978138029040²) is 956754003854255883321600
• 978138029040 cubed (978138029040³) is 935837475606130413128014032459264000
• The square root of 978138029040 is 989008.6091839645
• The cube root of 978138029040 is 9926.5891671691

Scales and comparisons

• 978,138,029,040 seconds is equal to 31,101 years, 39 weeks, 5 days, 4 minutes.
• To count from 1 to 978,138,029,040 would take you about sixty-two thousand, two hundred three 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 978138029040 cubic inches would be around 827.2 feet tall.

Recreational maths with 978138029040

• 978138029040 backwards is 040920831879
• 978138029040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 978138029040's digits is 51
• More coming soon!