4394894436

Names of 4394894436

• Cardinal: 4394894436 can be written as Four billion, three hundred ninety-four million, eight hundred ninety-four thousand, four hundred thirty-six.

Scientific notation

• Scientific notation: 4.394894436 × 10⁹

Factors of 4394894436

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 161

Divisors of 4394894436

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 29 36 54 58 81 87 108 116 127 162 174 254 261 324 348 381 508 522 762 783 841 1044 1143 1524 1566 1682 2286 2349 2523 3132 3364 3429 3683 4572 4698 5046 6858 7366 7569 9396 10092 10287 11049 13716 14732 15138 16129 20574 22098 22707 30276 32258 33147 41148 44196 45414 48387 64516 66294 68121 90828 96774 99441 106807 132588 136242 145161 193548 198882 213614 272484 290322 298323 320421 397764 427228 435483 467741 580644 596646 640842 870966 935482 961263 1193292 1281684 1306449 1403223 1741932 1870964 1922526 2612898 2806446 2883789 3845052 4209669 5225796 5612892 5767578 8419338 8651367 11535156 12629007 13564489 16838676 17302734 25258014 27128978 34605468 37887021 40693467 50516028 54257956 75774042 81386934 122080401 151548084 162773868 244160802 366241203 488321604 732482406 1098723609 1464964812 2197447218 4394894436
• Sum of all divisors σ(n): 11993390409
• Sum of proper divisors (its aliquot sum) s(n): 7598495973
• 4394894436 is an abundant number, because the sum of its proper divisors (7598495973) is greater than itself. Its abundance is 3203601537

Bases of 4394894436

• Binary: 100000101111101001100010001100100₂
• Hexadecimal: 0x105F4C464
• Base-36: 20OLU90

Squares and roots of 4394894436

• 4394894436 squared (4394894436²) is 19315097103583758096
• 4394894436 cubed (4394894436³) is 84887812791339974116080353856
• 4394894436 is a perfect square number. Its square root is 66294
• The cube root of 4394894436 is 1638.0084932941

Scales and comparisons

• 4,394,894,436 seconds is equal to 139 years, 38 weeks, 4 days, 20 hours, 36 seconds.
• To count from 1 to 4,394,894,436 would take you about two hundred seventy-nine 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 4394894436 cubic inches would be around 136.5 feet tall.

Recreational maths with 4394894436

• 4394894436 backwards is 6344984934
• 4394894436 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 4394894436's digits is 54
• More coming soon!