28009900032

Names of 28009900032

• Cardinal: 28009900032 can be written as Twenty-eight billion, nine million, nine hundred thousand and thirty-two.

Scientific notation

• Scientific notation: 2.8009900032 × 10¹⁰

Factors of 28009900032

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1238

Divisors of 28009900032

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 43 48 64 86 96 97 128 129 172 192 194 256 258 291 344 384 388 512 516 582 688 768 776 1024 1032 1093 1164 1376 1536 1552 2048 2064 2186 2328 2752 3072 3104 3279 4128 4171 4372 4656 5504 6144 6208 6558 8256 8342 8744 9312 11008 12416 12513 13116 16512 16684 17488 18624 22016 24832 25026 26232 33024 33368 34976 37248 44032 46999 49664 50052 52464 66048 66736 69952 74496 88064 93998 99328 100104 104928 106021 132096 133472 139904 140997 148992 187996 198656 200208 209856 212042 264192 266944 279808 281994 297984 318063 375992 400416 419712 424084 533888 559616 563988 595968 636126 751984 800832 839424 848168 1067776 1119232 1127976 1272252 1503968 1601664 1678848 1696336 2135552 2238464 2255952 2544504 3007936 3203328 3357696 3392672 4271104 4511904 4558903 5089008 6015872 6406656 6715392 6785344 8542208 9023808 9117806 10178016 12031744 12813312 13570688 13676709 18047616 18235612 20356032 24063488 25626624 27141376 27353418 36095232 36471224 40712064 48126976 54282752 54706836 72190464 72942448 81424128 96253952 108565504 109413672 144380928 145884896 162848256 217131008 218827344 288761856 291769792 325696512 437654688 583539584 651393024 875309376 1167079168 1750618752 2334158336 3501237504 4668316672 7002475008 9336633344 14004950016 28009900032
• Sum of all divisors σ(n): 77269832640
• Sum of proper divisors (its aliquot sum) s(n): 49259932608
• 28009900032 is an abundant number, because the sum of its proper divisors (49259932608) is greater than itself. Its abundance is 21250032576

Bases of 28009900032

• Binary: 11010000101100001010010100000000000₂
• Hexadecimal: 0x685852800
• Base-36: CV8DD6O

Squares and roots of 28009900032

• 28009900032 squared (28009900032²) is 784554499802633601024
• 28009900032 cubed (28009900032³) is 21975293109127530895006412832768
• The square root of 28009900032 is 167361.5846961303
• The cube root of 28009900032 is 3036.9468145615

Scales and comparisons

• 28,009,900,032 seconds is equal to 890 years, 32 weeks, 4 days, 15 hours, 47 minutes, 12 seconds.
• To count from 1 to 28,009,900,032 would take you about one thousand, seven hundred eighty-one 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 28009900032 cubic inches would be around 253.1 feet tall.

Recreational maths with 28009900032

• 28009900032 backwards is 23000990082
• The number of decimal digits it has is: 11
• The sum of 28009900032's digits is 33
• More coming soon!