428181264

Names of 428181264

• Cardinal: 428181264 can be written as Four hundred twenty-eight million, one hundred eighty-one thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 4.28181264 × 10⁸

Factors of 428181264

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 393

Divisors of 428181264

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 36 38 42 48 56 57 63 72 76 79 84 112 114 126 133 144 152 158 168 171 228 237 252 266 283 304 316 336 342 399 456 474 504 532 553 566 632 684 711 798 849 912 948 1008 1064 1106 1132 1197 1264 1368 1422 1501 1596 1659 1698 1896 1981 2128 2212 2264 2394 2547 2736 2844 3002 3192 3318 3396 3792 3962 4424 4503 4528 4788 4977 5094 5377 5688 5943 6004 6384 6636 6792 7924 8848 9006 9576 9954 10188 10507 10754 11376 11886 12008 13272 13509 13584 15848 16131 17829 18012 19152 19908 20376 21014 21508 22357 23772 24016 26544 27018 31521 31696 32262 35658 36024 37639 39816 40752 42028 43016 44714 47544 48393 54036 63042 64524 67071 71316 72048 75278 79632 84056 86032 89428 94563 95088 96786 108072 112917 126084 129048 134142 142632 150556 156499 168112 178856 189126 193572 201213 216144 225834 252168 258096 268284 285264 301112 312998 338751 357712 378252 387144 402426 424783 451668 469497 504336 536568 602224 625996 677502 756504 774288 804852 849566 903336 938994 1073136 1251992 1274349 1355004 1408491 1513008 1609704 1699132 1806672 1877988 2503984 2548698 2710008 2816982 2973481 3219408 3398264 3755976 3823047 5097396 5420016 5633964 5946962 6796528 7511952 7646094 8920443 10194792 11267928 11893924 15292188 17840886 20389584 22535856 23787848 26761329 30584376 35681772 47575696 53522658 61168752 71363544 107045316 142727088 214090632 428181264
• Sum of all divisors σ(n): 1464985600
• Sum of proper divisors (its aliquot sum) s(n): 1036804336
• 428181264 is an abundant number, because the sum of its proper divisors (1036804336) is greater than itself. Its abundance is 608623072

Bases of 428181264

• Binary: 11001100001011000011100010000₂
• Hexadecimal: 0x19858710
• Base-36: 72XES0

Squares and roots of 428181264

• 428181264 squared (428181264²) is 183339194840637696
• 428181264 cubed (428181264³) is 78502408187606527239327744
• The square root of 428181264 is 20692.5412649099
• The cube root of 428181264 is 753.7185777681

Scales and comparisons

• 428,181,264 seconds is equal to 13 years, 31 weeks, 6 days, 19 hours, 14 minutes, 24 seconds.
• To count from 1 to 428,181,264 would take you about twenty 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 428181264 cubic inches would be around 62.8 feet tall.

Recreational maths with 428181264

• 428181264 backwards is 462181824
• 428181264 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 428181264's digits is 36
• More coming soon!