28315850472

Names of 28315850472

• Cardinal: 28315850472 can be written as Twenty-eight billion, three hundred fifteen million, eight hundred fifty thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.8315850472 × 10¹⁰

Factors of 28315850472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 116865

Divisors of 28315850472

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 28 36 37 39 42 52 56 63 72 74 78 84 91 104 111 117 126 148 156 168 182 222 234 252 259 273 296 312 333 364 444 468 481 504 518 546 666 728 777 819 888 936 962 1036 1092 1332 1443 1554 1638 1924 2072 2184 2331 2664 2886 3108 3276 3367 3848 4329 4662 5772 6216 6552 6734 8658 9324 10101 11544 13468 17316 18648 20202 26936 30303 34632 40404 60606 80808 116803 121212 233606 242424 350409 467212 700818 817621 934424 1051227 1401636 1518439 1635242 2102454 2452863 2803272 3036878 3270484 4204908 4321711 4555317 4905726 6073756 6540968 7358589 8409816 8643422 9110634 9811452 10629073 12147512 12965133 13665951 14717178 17286844 18221268 19622904 21258146 25930266 27331902 29434356 30251977 31887219 34573688 36442536 38895399 42516292 51860532 54663804 56182243 58868712 60503954 63774438 77790798 85032584 90755931 95661657 103721064 109327608 112364486 121007908 127548876 155581596 168546729 181511862 191323314 224728972 242015816 255097752 272267793 311163192 337093458 363023724 382646628 393275701 449457944 505640187 544535586 674186916 726047448 765293256 786551402 1011280374 1089071172 1179827103 1348373832 1573102804 2022560748 2178142344 2359654206 3146205608 3539481309 4045121496 4719308412 7078962618 9438616824 14157925236 28315850472
• Sum of all divisors σ(n): 96937975680
• Sum of proper divisors (its aliquot sum) s(n): 68622125208
• 28315850472 is an abundant number, because the sum of its proper divisors (68622125208) is greater than itself. Its abundance is 40306274736

Bases of 28315850472

• Binary: 11010010111110000011001011011101000₂
• Hexadecimal: 0x697C196E8
• Base-36: D0AIY20

Squares and roots of 28315850472

• 28315850472 squared (28315850472²) is 801787387952662622784
• 28315850472 cubed (28315850472³) is 22703291787603049041015084354048
• The square root of 28315850472 is 168273.1424559487
• The cube root of 28315850472 is 3047.9642590927

Scales and comparisons

• 28,315,850,472 seconds is equal to 900 years, 18 weeks, 3 days, 18 hours, 1 minute, 12 seconds.
• To count from 1 to 28,315,850,472 would take you about one thousand, eight hundred 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 28315850472 cubic inches would be around 254 feet tall.

Recreational maths with 28315850472

• 28315850472 backwards is 27405851382
• The number of decimal digits it has is: 11
• The sum of 28315850472's digits is 45
• More coming soon!