28002495472

Names of 28002495472

• Cardinal: 28002495472 can be written as Twenty-eight billion, two million, four hundred ninety-five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.8002495472 × 10¹⁰

Factors of 28002495472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 385

Divisors of 28002495472

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 34 47 56 68 79 94 112 119 136 158 188 233 238 272 289 316 329 376 466 476 553 578 632 658 752 799 932 952 1106 1156 1264 1316 1343 1598 1631 1864 1904 2023 2212 2312 2632 2686 3196 3262 3713 3728 3961 4046 4424 4624 5264 5372 5593 6392 6524 7426 7922 8092 8848 9401 10744 10951 11186 12784 13048 13583 14852 15844 16184 18407 18802 21488 21902 22372 22831 25991 26096 27166 27727 29704 31688 32368 36814 37604 43804 44744 45662 51982 54332 55454 59408 63121 63376 67337 73628 75208 76657 87608 89488 91324 95081 103964 108664 110908 126242 128849 134674 147256 150416 153314 159817 175216 182648 186167 190162 207928 217328 221816 252484 257698 269348 294512 306628 312919 319634 365296 372334 380324 415856 441847 443632 471359 504968 515396 538696 613256 625838 639268 744668 760648 865129 883694 942718 1009936 1030792 1073057 1077392 1226512 1251676 1278536 1303169 1489336 1521296 1730258 1767388 1885436 2061584 2146114 2190433 2503352 2557072 2606338 2978672 3164839 3460516 3534776 3770872 4292228 4380866 5006704 5212676 5319623 6055903 6329678 6921032 7069552 7511399 7541744 8584456 8761732 10425352 10639246 12111806 12659356 13842064 14707193 15022798 17168912 17523464 20850704 21278492 22153873 24223612 25318712 29414386 30045596 35046928 37237361 42556984 44307746 48447224 50637424 58828772 60091192 74474722 85113968 88615492 96894448 102950351 117657544 120182384 148949444 177230984 205900702 235315088 250022281 297898888 354461968 411801404 500044562 595797776 823602808 1000089124 1647205616 1750155967 2000178248 3500311934 4000356496 7000623868 14001247736 28002495472
• Sum of all divisors σ(n): 68412764160
• Sum of proper divisors (its aliquot sum) s(n): 40410268688
• 28002495472 is an abundant number, because the sum of its proper divisors (40410268688) is greater than itself. Its abundance is 12407773216

Bases of 28002495472

• Binary: 11010000101000101000010101111110000₂
• Hexadecimal: 0x685142BF0
• Base-36: CV3YNSG

Squares and roots of 28002495472

• 28002495472 squared (28002495472²) is 784139752659380502784
• 28002495472 cubed (28002495472³) is 21957869873259502487534043394048
• The square root of 28002495472 is 167339.4617895013
• The cube root of 28002495472 is 3036.6791801809

Scales and comparisons

• 28,002,495,472 seconds is equal to 890 years, 20 weeks, 2 days, 22 hours, 57 minutes, 52 seconds.
• To count from 1 to 28,002,495,472 would take you about one thousand, seven hundred eighty 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 28002495472 cubic inches would be around 253.1 feet tall.

Recreational maths with 28002495472

• 28002495472 backwards is 27459420082
• The number of decimal digits it has is: 11
• The sum of 28002495472's digits is 43
• More coming soon!