428634918684

Names of 428634918684

• Cardinal: 428634918684 can be written as Four hundred twenty-eight billion, six hundred thirty-four million, nine hundred eighteen thousand, six hundred eighty-four.

Scientific notation

• Scientific notation: 4.28634918684 × 10¹¹

Factors of 428634918684

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 26539

Divisors of 428634918684

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 37 42 63 74 84 111 126 148 222 252 259 333 444 518 666 777 1036 1332 1554 1867 2331 3108 3734 4662 5601 7468 9324 11202 13069 16803 22404 24623 26138 33606 39207 49246 52276 67212 69079 73869 78414 98492 117621 138158 147738 156828 172361 207237 221607 235242 276316 295476 344722 414474 443214 470484 483553 517083 621711 689444 828948 886428 911051 967106 1034166 1243422 1450659 1551249 1822102 1934212 2068332 2486844 2733153 2901318 3102498 3644204 4351977 5466306 5802636 6204996 6377357 8199459 8703954 10932612 12754714 16398918 17407908 19132071 25509428 32797836 38264142 45971141 57396213 76528284 91942282 114792426 137913423 183884564 229584852 275826846 321797987 413740269 551653692 643595974 827480538 965393961 1287191948 1654961076 1700932217 1930787922 2896181883 3401864434 3861575844 5102796651 5792363766 6803728868 10205593302 11584727532 11906525519 15308389953 20411186604 23813051038 30616779906 35719576557 47626102076 61233559812 71439153114 107158729671 142878306228 214317459342 428634918684
• Sum of all divisors σ(n): 1272478491648
• Sum of proper divisors (its aliquot sum) s(n): 843843572964
• 428634918684 is an abundant number, because the sum of its proper divisors (843843572964) is greater than itself. Its abundance is 415208654280

Bases of 428634918684

• Binary: 110001111001100101000011100111100011100₂
• Hexadecimal: 0x63CCA1CF1C
• Base-36: 5GWU5VZ0

Squares and roots of 428634918684

• 428634918684 squared (428634918684²) is 183727893515239292291856
• 428634918684 cubed (428634918684³) is 78752190696887204966321404555437504
• The square root of 428634918684 is 654702.1602866451
• The cube root of 428634918684 is 7539.8467011917

Scales and comparisons

• 428,634,918,684 seconds is equal to 13,629 years, 13 weeks, 5 days, 7 hours, 11 minutes, 24 seconds.
• To count from 1 to 428,634,918,684 would take you about twenty-seven thousand, two hundred fifty-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 428634918684 cubic inches would be around 628.3 feet tall.

Recreational maths with 428634918684

• 428634918684 backwards is 486819436824
• 428634918684 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428634918684's digits is 63
• More coming soon!