18368211456

Names of 18368211456

• Cardinal: 18368211456 can be written as Eighteen billion, three hundred sixty-eight million, two hundred eleven thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 1.8368211456 × 10¹⁰

Factors of 18368211456

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 189829

Divisors of 18368211456

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 128 144 168 189 192 216 224 252 256 288 336 378 384 432 448 504 512 576 672 756 768 864 896 1008 1152 1344 1512 1536 1728 1792 2016 2304 2688 3024 3456 3584 4032 4608 5376 6048 6912 8064 10752 12096 13824 16128 24192 32256 48384 96768 189817 379634 569451 759268 1138902 1328719 1518536 1708353 2277804 2657438 3037072 3416706 3986157 4555608 5125059 5314876 6074144 6833412 7972314 9111216 10250118 10629752 11958471 12148288 13666824 15944628 18222432 20500236 21259504 23916942 24296576 27333648 31889256 35875413 36444864 41000472 42519008 47833884 48593152 54667296 63778512 71750826 72889728 82000944 85038016 95667768 97186304 109334592 127557024 143501652 145779456 164001888 170076032 191335536 218669184 255114048 287003304 291558912 328003776 340152064 382671072 437338368 510228096 574006608 656007552 680304128 765342144 874676736 1020456192 1148013216 1312015104 1530684288 2040912384 2296026432 2624030208 3061368576 4592052864 6122737152 9184105728 18368211456
• Sum of all divisors σ(n): 62138820480
• Sum of proper divisors (its aliquot sum) s(n): 43770609024
• 18368211456 is an abundant number, because the sum of its proper divisors (43770609024) is greater than itself. Its abundance is 25402397568

Bases of 18368211456

• Binary: 10001000110110101001010101000000000₂
• Hexadecimal: 0x446D4AA00
• Base-36: 8FRYIO0

Squares and roots of 18368211456

• 18368211456 squared (18368211456²) is 337391192092329639936
• 18368211456 cubed (18368211456³) is 6197272759743825902000790306816
• The square root of 18368211456 is 135529.3748823479
• The cube root of 18368211456 is 2638.4910385041

Scales and comparisons

• 18,368,211,456 seconds is equal to 584 years, 2 weeks, 5 days, 57 minutes, 36 seconds.
• To count from 1 to 18,368,211,456 would take you about one thousand, one hundred sixty-eight 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 18368211456 cubic inches would be around 219.9 feet tall.

Recreational maths with 18368211456

• 18368211456 backwards is 65411286381
• The number of decimal digits it has is: 11
• The sum of 18368211456's digits is 45
• More coming soon!