27990454656

Names of 27990454656

• Cardinal: 27990454656 can be written as Twenty-seven billion, nine hundred ninety million, four hundred fifty-four thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 2.7990454656 × 10¹⁰

Factors of 27990454656

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 885

Divisors of 27990454656

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 32 38 41 48 57 64 76 82 96 114 123 128 137 152 164 192 228 246 274 304 328 384 411 456 492 548 608 656 683 779 822 912 984 1096 1216 1312 1366 1558 1644 1824 1968 2049 2192 2337 2432 2603 2624 2732 3116 3288 3648 3936 4098 4384 4674 5206 5248 5464 5617 6232 6576 7296 7809 7872 8196 8768 9348 10412 10928 11234 12464 12977 13152 15618 15744 16392 16851 17536 18696 20824 21856 22468 24928 25954 26304 28003 31236 32784 33702 37392 38931 41648 43712 44936 49856 51908 52608 56006 62472 65568 67404 74784 77862 83296 84009 87424 89872 93571 99712 103816 106723 112012 124944 131136 134808 149568 155724 166592 168018 179744 187142 207632 213446 224024 249888 262272 269616 280713 299136 311448 320169 333184 336036 359488 374284 415264 426892 448048 499776 532057 539232 561426 622896 640338 672072 718976 748568 830528 853784 896096 999552 1064114 1078464 1122852 1245792 1280676 1344144 1497136 1596171 1661056 1707568 1777849 1792192 2128228 2156928 2245704 2491584 2561352 2688288 2994272 3192342 3415136 3555698 3584384 3836411 4256456 4491408 4983168 5122704 5333547 5376576 5988544 6384684 6830272 7111396 7672822 8512912 8982816 10245408 10667094 10753152 11509233 11977088 12769368 13660544 14222792 15345644 17025824 17965632 20490816 21334188 23018466 25538736 28445584 30691288 34051648 35931264 40981632 42668376 46036932 51077472 56891168 61382576 68103296 72891809 85336752 92073864 102154944 113782336 122765152 145783618 170673504 184147728 204309888 218675427 227564672 245530304 291567236 341347008 368295456 437350854 491060608 583134472 682694016 736590912 874701708 1166268944 1473181824 1749403416 2332537888 3498806832 4665075776 6997613664 9330151552 13995227328 27990454656
• Sum of all divisors σ(n): 80875065600
• Sum of proper divisors (its aliquot sum) s(n): 52884610944
• 27990454656 is an abundant number, because the sum of its proper divisors (52884610944) is greater than itself. Its abundance is 24894156288

Bases of 27990454656

• Binary: 11010000100010111000111000110000000₂
• Hexadecimal: 0x6845C7180
• Base-36: CUWSL1C

Squares and roots of 27990454656

• 27990454656 squared (27990454656²) is 783465551849592078336
• 27990454656 cubed (27990454656³) is 21929557003584024000760607932416
• The square root of 27990454656 is 167303.4807049751
• The cube root of 27990454656 is 3036.2438697245

Scales and comparisons

• 27,990,454,656 seconds is equal to 890 years, 3 days, 14 hours, 17 minutes, 36 seconds.
• To count from 1 to 27,990,454,656 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 27990454656 cubic inches would be around 253 feet tall.

Recreational maths with 27990454656

• 27990454656 backwards is 65645409972
• 27990454656 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 27990454656's digits is 57
• More coming soon!