2438013486917421

Names of 2438013486917421

• Cardinal: 2438013486917421 can be written as Two quadrillion, four hundred thirty-eight trillion, thirteen billion, four hundred eighty-six million, nine hundred seventeen thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 2.438013486917421 × 10¹⁵

Factors of 2438013486917421

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 18111

Divisors of 2438013486917421

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 21 43 49 61 63 129 147 183 301 307 387 397 427 441 549 903 921 1191 1281 2107 2149 2623 2709 2763 2779 2989 3573 3843 6321 6447 7869 8337 8967 13201 15043 17071 17293 18361 18727 18963 19341 19453 23607 24217 25011 26901 39603 45129 51213 51879 55083 56181 58359 72651 92407 118809 119497 121051 121879 128527 131089 135387 153639 155637 165249 168543 169519 175077 217953 277221 358491 363153 365637 385581 393267 508557 646849 743599 805261 831663 836479 847357 853153 917623 1041331 1054873 1075473 1089459 1096911 1156743 1179801 1186633 1525671 1940547 2230797 2415783 2509437 2542071 2559459 2752869 3123993 3164619 3559899 5205193 5240797 5308951 5636827 5821641 5972071 6692391 6865321 7247349 7289317 7384111 7434619 7528311 7626213 7678377 8258607 9371979 9493857 10679697 15615579 15722391 15926853 16910481 17916213 20595963 21867951 22152333 22303857 36436351 36685579 37162657 39457789 45359539 46846737 47167173 47780559 48057247 50731443 51025219 51688777 52042333 53748639 61787889 65603853 66456999 66911571 109309053 110056737 111487971 118373367 136078617 144171741 153075657 155066331 156126999 228284893 256799053 260138599 295208803 317516773 319688617 323846011 327927159 330170211 334463913 336400729 355120101 364296331 408235851 418784581 432515223 459226971 465198993 468380997 684854679 770397159 780415797 885626409 952550319 959065851 971538033 1009202187 1092888993 1256353743 1597994251 2054564037 2066461621 2107653547 2222617411 2237820319 2266922077 2311191477 2341247391 2656879227 2857650957 2877197553 2914614099 2931492067 3027606561 3278666979 3769061229 4793982753 6199384863 6322960641 6667852233 6713460957 6800766231 8794476201 11185959757 13925378473 14381948259 14465231347 14753574829 15664742233 15868454539 18007736983 18598154589 18968881923 20003556699 20140382871 20402298693 20520444469 26383428603 33557879271 41776135419 43395694041 44260724487 46994226699 47605363617 54023210949 61561333407 90629102521 97477649311 100673637813 103275023803 125328406257 126054158881 128566866367 130187082123 132782173461 140982680097 142816090851 162069632847 184684000221 271887307563 292432947933 309825071409 378162476643 385700599101 634403717647 682343545177 815661922689 877298843799 882379112167 899968064569 929475214227 1134487429929 1157101797303 1903211152941 2047030635531 2647137336501 2699904193707 4440826023529 5528375253781 5709633458823 6141091906593 6299776451983 7941412009503 8099712581121 13322478070587 16585125761343 18899329355949 38698626776467 39967434211761 49755377284029 56697988067847 116095880329401 270890387435269 348287640988203 812671162305807 2438013486917421
• Sum of all divisors σ(n): 4285404459143808
• Sum of proper divisors (its aliquot sum) s(n): 1847390972226387
• 2438013486917421 is a deficient number, because the sum of its proper divisors (1847390972226387) is less than itself. Its deficiency is 590622514691034

Bases of 2438013486917421

• Binary: 1000101010010101110000111111110110000110011100101101₂
• Hexadecimal: 0x8A95C3FD8672D
• Base-36: O07BXMGU99

Squares and roots of 2438013486917421

• 2438013486917421 squared (2438013486917421²) is 5943909762391241737520873291241
• 2438013486917421 cubed (2438013486917421³) is 14491332165729970602484696676620900771849609461
• The square root of 2438013486917421 is 49376244.1556404837
• The cube root of 2438013486917421 is 134589.7649266905

Scales and comparisons

• 2,438,013,486,917,421 seconds is equal to 77,521,287 years, 31 weeks, 6 days, 4 hours, 10 minutes, 21 seconds.
• To count from 1 to 2,438,013,486,917,421 would take you about two hundred thirty-two million, five hundred sixty-three thousand, eight hundred sixty-two 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 2438013486917421 cubic inches would be around 11215.8 feet tall.

Recreational maths with 2438013486917421

• 2438013486917421 backwards is 1247196843108342
• 2438013486917421 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 2438013486917421's digits is 63
• More coming soon!