428408867187

Names of 428408867187

• Cardinal: 428408867187 can be written as Four hundred twenty-eight billion, four hundred eight million, eight hundred sixty-seven thousand, one hundred eighty-seven.

Scientific notation

• Scientific notation: 4.28408867187 × 10¹¹

Factors of 428408867187

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 602

Divisors of 428408867187

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 21 27 31 63 73 79 93 189 217 219 237 279 409 511 553 651 657 711 837 961 1227 1533 1659 1953 1971 2133 2263 2449 2863 2883 3681 4599 4977 5767 5859 6727 6789 7347 8589 8649 11043 12679 13797 14931 15841 17143 17301 20181 20367 22041 25767 25947 29857 32311 38037 40369 47523 51429 51903 60543 61101 66123 70153 75919 77301 88753 89571 96933 114111 121107 142569 154287 155709 178777 181629 208999 210459 226177 227757 266259 268713 290799 342333 363321 393049 427707 462861 491071 531433 536331 626997 631377 678531 683271 798777 806139 872397 925567 1001641 1089963 1179147 1251439 1473213 1594299 1608993 1880991 1894131 2035593 2049813 2358703 2396331 2751343 2776701 3004923 3537441 3754317 4419639 4782897 4826979 5542087 5642973 6106779 6478969 7011487 7076109 8254029 8330103 9014769 10612323 11262951 13258917 14348691 16510921 16626261 19436907 21034461 21228327 24762087 24990309 27044307 28692577 31050871 33788853 38794609 49532763 49878783 58310721 63103383 63684981 73119793 74286261 86077731 93152613 116383827 148598289 149636349 174932163 189310149 200848039 217356097 219359379 258233193 279457839 349151481 445794867 511838551 602544117 652068291 658078137 774699579 838373517 1047454443 1535515653 1807632351 1956204873 1974234411 2266713583 4606546959 5422897053 5868614619 6800140749 13819640877 15866995081 20400422247 47600985243 61201266741 142802955729 428408867187
• Sum of all divisors σ(n): 771267072000
• Sum of proper divisors (its aliquot sum) s(n): 342858204813
• 428408867187 is a deficient number, because the sum of its proper divisors (342858204813) is less than itself. Its deficiency is 85550662374

Bases of 428408867187

• Binary: 110001110111111001010001000100101110011₂
• Hexadecimal: 0x63BF288973
• Base-36: 5GT3KTIR

Squares and roots of 428408867187

• 428408867187 squared (428408867187²) is 183534157484448605292969
• 428408867187 cubed (428408867187³) is 78627660498033084562882941545908203
• The square root of 428408867187 is 654529.5006239215
• The cube root of 428408867187 is 7538.5210249843

Scales and comparisons

• 428,408,867,187 seconds is equal to 13,622 years, 3 weeks, 6 days, 23 hours, 6 minutes, 27 seconds.
• To count from 1 to 428,408,867,187 would take you about twenty-seven thousand, two 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 428408867187 cubic inches would be around 628.2 feet tall.

Recreational maths with 428408867187

• 428408867187 backwards is 781768804824
• 428408867187 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428408867187's digits is 63
• More coming soon!