813838787678297742201

Names of 813838787678297742201

• Cardinal: 813838787678297742201 can be written as Eight hundred thirteen quintillion, eight hundred thirty-eight quadrillion, seven hundred eighty-seven trillion, six hundred seventy-eight billion, two hundred ninety-seven million, seven hundred forty-two thousand, two hundred one.

Scientific notation

• Scientific notation: 8.13838787678297742201 × 10²⁰

Factors of 813838787678297742201

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 440

Divisors of 813838787678297742201

• Number of divisors d(n): 225
• Complete list of divisors:
  1 3 9 17 51 67 153 201 289 353 603 867 1059 1139 2601 3177 3417 4489 6001 10251 13467 18003 19363 23651 40401 54009 58089 70953 76313 102017 124609 174267 212859 228939 300763 306051 373827 402067 686817 902289 918153 1121481 1206201 1297321 1584617 2118353 2706867 3618603 3891963 4753851 5112971 6355059 6835139 8348803 11675889 14261553 15338913 19065177 20151121 20505417 25046409 26938489 36012001 43986977 46016739 60453363 61516251 75139227 80815467 86920507 106169339 108036003 131960931 141929651 181360089 242446401 260761521 318508017 324108009 342569057 395882793 425788953 457954313 559369801 747778609 782284563 955524051 1027707171 1277366859 1373862939 1678109403 1804878763 2243335827 2412804067 2947127459 3083121513 4121588817 5034328209 5414636289 5823673969 6730007481 7113345713 7238412201 8841382377 9509286617 12712236353 15527402881 16243908867 17471021907 21340037139 21715236603 26524147131 28527859851 30682938971 37477776667 38136709059 46582208643 50101166803 52413065721 64020111417 85583579553 92048816913 112433330001 114410127177 120926877121 139746625929 150303500409 161657872489 197457539753 263965848977 276146450739 337299990003 362780631363 450910501227 484973617467 592372619259 637122203339 791897546931 851719835651 1040335993027 1088341894089 1454920852401 1777117857777 1911366610017 2055756911057 2375692640793 2511011036689 2555159506953 3121007979081 3356778175801 4487419432609 5734099830051 6167270733171 7533033110067 7665478520859 9363023937243 10070334527403 10831077456763 13229655163451 13462258297827 17685711881459 18501812199513 22599099330201 30211003582209 32493232370289 39688965490353 40386774893481 42687187623713 53057135644377 57065228988617 69702511532809 97479697110867 119066896471059 128061562871139 159171406933131 171195686965851 209107534598427 224904137778667 300657101984803 384184688613417 513587060897553 627322603795281 674712413336001 725682189603121 886386895951217 901971305954409 1184942696057753 2024137240008003 2177046568809363 2659160687853651 2705913917863227 3554828088173259 3823370342237339 4670068272698203 6531139706428089 7977482063560953 10664484264519777 11470111026712017 14010204818094609 15068577231170689 20144025832981801 34410333080136051 42030614454283827 45205731693512067 60432077498945403 79391160635869451 135617195080536201 181296232496836209 238173481907608353 256165812929901713 312894574270779601 714520445722825059 768497438789705139 938683722812338803 1349649730809780667 2305492316369115417 2816051168437016409 4048949192429342001 5319207762603253217 12146847577288026003 15957623287809759651 47872869863429278953 90426531964255304689 271279595892765914067 813838787678297742201
• Sum of all divisors σ(n): 1271284256897700535451
• Sum of proper divisors (its aliquot sum) s(n): 457445469219402793250
• 813838787678297742201 is a deficient number, because the sum of its proper divisors (457445469219402793250) is less than itself. Its deficiency is 356393318458894948951

Bases of 813838787678297742201

• Binary: 1011000001111001001000001100010111110110011111011111010101101101111001₂
• Hexadecimal: 0x2C1E48317D9F7D5B79
• Base-36: 4RR5YKWS0IVB09

Squares and roots of 813838787678297742201

• 813838787678297742201 squared (813838787678297742201²) is 662333572329681392935488927448974256324401
• 813838787678297742201 cubed (813838787678297742201³) is 539032751543424035618234294412827064295951921039801243323746601
• 813838787678297742201 is a perfect square number. Its square root is 28527859851
• The cube root of 813838787678297742201 is 9336400.2488125597

Scales and comparisons

• 813,838,787,678,297,742,201 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 813,838,787,678,297,742,201 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 813838787678297742201 cubic inches would be around 778033.4 feet tall.

Recreational maths with 813838787678297742201

• 813838787678297742201 backwards is 102247792876787838318
• The number of decimal digits it has is: 21
• The sum of 813838787678297742201's digits is 108
• More coming soon!