28388014272

Names of 28388014272

• Cardinal: 28388014272 can be written as Twenty-eight billion, three hundred eighty-eight million, fourteen thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.8388014272 × 10¹⁰

Factors of 28388014272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 257

Divisors of 28388014272

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 41 48 54 64 72 81 82 96 108 123 144 162 164 192 211 216 243 246 288 324 328 369 422 432 486 492 576 633 648 656 738 844 864 972 984 1107 1266 1296 1312 1476 1688 1728 1899 1944 1968 2214 2532 2592 2624 2952 3321 3376 3798 3888 3936 4428 5064 5184 5697 5904 6642 6752 7596 7776 7872 8651 8856 9963 10128 11394 11808 13284 13504 15192 15552 17091 17302 17712 19926 20256 22788 23616 25953 26568 30384 34182 34604 35424 39852 40512 44521 45576 51273 51906 53136 60768 68364 69208 70848 77859 79704 89042 91152 102546 103812 106272 121536 133563 136728 138416 155718 159408 178084 182304 205092 207624 212544 233577 267126 273456 276832 311436 318816 356168 364608 400689 410184 415248 467154 534252 546912 553664 622872 637632 700731 712336 801378 820368 830496 934308 1068504 1093824 1202067 1245744 1401462 1424672 1602756 1640736 1660992 1825361 1868616 2102193 2137008 2404134 2491488 2802924 2849344 3205512 3281472 3606201 3650722 3737232 4204386 4274016 4808268 4982976 5476083 5605848 6411024 7212402 7301444 7474464 8408772 8548032 9616536 10818603 10952166 11211696 12822048 14424804 14602888 14948928 16428249 16817544 19233072 21637206 21904332 22423392 25644096 28849608 29205776 32856498 33635088 38466144 43274412 43808664 44846784 49284747 57699216 58411552 65712996 67270176 76932288 86548824 87617328 98569494 115398432 116823104 131425992 134540352 147854241 173097648 175234656 197138988 230796864 262851984 295708482 346195296 350469312 394277976 443562723 525703968 591416964 692390592 788555952 887125446 1051407936 1182833928 1577111904 1774250892 2365667856 3154223808 3548501784 4731335712 7097003568 9462671424 14194007136 28388014272
• Sum of all divisors σ(n): 86852519208
• Sum of proper divisors (its aliquot sum) s(n): 58464504936
• 28388014272 is an abundant number, because the sum of its proper divisors (58464504936) is greater than itself. Its abundance is 30076490664

Bases of 28388014272

• Binary: 11010011100000011101011100011000000₂
• Hexadecimal: 0x69C0EB8C0
• Base-36: D1HHO00

Squares and roots of 28388014272

• 28388014272 squared (28388014272²) is 805879354307275689984
• 28388014272 cubed (28388014272³) is 22877314611585086960704439451648
• The square root of 28388014272 is 168487.4306053719
• The cube root of 28388014272 is 3050.5513389041

Scales and comparisons

• 28,388,014,272 seconds is equal to 902 years, 33 weeks, 5 days, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 28,388,014,272 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 28388014272 cubic inches would be around 254.2 feet tall.

Recreational maths with 28388014272

• 28388014272 backwards is 27241088382
• The number of decimal digits it has is: 11
• The sum of 28388014272's digits is 45
• More coming soon!