28393829748

Names of 28393829748

• Cardinal: 28393829748 can be written as Twenty-eight billion, three hundred ninety-three million, eight hundred twenty-nine thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 2.8393829748 × 10¹⁰

Factors of 28393829748

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 61

Divisors of 28393829748

• Number of divisors d(n): 234
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 27 36 37 38 54 57 74 76 81 108 111 114 148 162 171 222 228 243 324 333 342 361 444 486 513 666 684 703 722 729 972 999 1026 1083 1332 1406 1444 1458 1539 1998 2052 2109 2166 2187 2812 2916 2997 3078 3249 3996 4218 4332 4374 4617 5994 6156 6327 6498 6561 8436 8748 8991 9234 9747 11988 12654 12996 13122 13357 13851 17982 18468 18981 19494 19683 25308 26244 26714 26973 27702 29241 35964 37962 38988 39366 40071 41553 53428 53946 55404 56943 58482 59049 75924 78732 80142 80919 83106 87723 107892 113886 116964 118098 120213 124659 160284 161838 166212 170829 175446 177147 227772 236196 240426 242757 249318 263169 323676 341658 350892 354294 360639 373977 480852 485514 498636 512487 526338 531441 683316 708588 721278 728271 747954 789507 971028 1024974 1052676 1062882 1081917 1121931 1442556 1456542 1495908 1537461 1579014 2049948 2125764 2163834 2184813 2243862 2368521 2913084 3074922 3158028 3245751 3365793 4327668 4369626 4487724 4612383 4737042 6149844 6491502 6554439 6731586 7105563 8739252 9224766 9474084 9737253 10097379 12983004 13108878 13463172 13837149 14211126 18449532 19474506 19663317 20194758 21316689 26217756 27674298 28422252 29211759 38949012 39326634 40389516 41511447 42633378 55348596 58423518 63950067 78653268 83022894 85266756 87635277 116847036 124534341 127900134 166045788 175270554 191850201 249068682 255800268 262905831 350541108 373603023 383700402 498137364 525811662 747206046 767400804 788717493 1051623324 1494412092 1577434986 2366152479 3154869972 4732304958 7098457437 9464609916 14196914874 28393829748
• Sum of all divisors σ(n): 80789078706
• Sum of proper divisors (its aliquot sum) s(n): 52395248958
• 28393829748 is an abundant number, because the sum of its proper divisors (52395248958) is greater than itself. Its abundance is 24001419210

Bases of 28393829748

• Binary: 11010011100011001110111010101110100₂
• Hexadecimal: 0x69C677574
• Base-36: D1KYB90

Squares and roots of 28393829748

• 28393829748 squared (28393829748²) is 806209567758409743504
• 28393829748 cubed (28393829748³) is 22891377208140956252276924956992
• The square root of 28393829748 is 168504.6876143211
• The cube root of 28393829748 is 3050.7596333465

Scales and comparisons

• 28,393,829,748 seconds is equal to 902 years, 43 weeks, 3 days, 6 hours, 55 minutes, 48 seconds.
• To count from 1 to 28,393,829,748 would take you about one thousand, eight hundred five 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 28393829748 cubic inches would be around 254.2 feet tall.

Recreational maths with 28393829748

• 28393829748 backwards is 84792839382
• The number of decimal digits it has is: 11
• The sum of 28393829748's digits is 63
• More coming soon!