989911877518431

Names of 989911877518431

• Cardinal: 989911877518431 can be written as Nine hundred eighty-nine trillion, nine hundred eleven billion, eight hundred seventy-seven million, five hundred eighteen thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 9.89911877518431 × 10¹⁴

Factors of 989911877518431

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 883

Divisors of 989911877518431

• Number of divisors d(n): 336
• Complete list of divisors:
  1 3 7 9 19 21 27 43 57 63 81 129 133 171 189 243 301 361 387 399 513 567 729 811 817 903 1083 1161 1197 1539 1701 2433 2451 2527 2709 3249 3483 3591 4617 5103 5677 5719 6859 7299 7353 7581 8127 9747 10449 10773 13851 15409 15523 17031 17157 20577 21897 22059 22743 24381 29241 31347 32319 34873 46227 46569 48013 51093 51471 61731 65691 66177 68229 73143 87723 96957 104619 107863 108661 138681 139707 144039 153279 154413 185193 197073 198531 204687 219429 244111 263169 292771 294937 313857 323589 325983 416043 419121 432117 459837 463239 555579 591219 595593 614061 657721 662587 732333 878313 884811 941571 970767 977949 1248129 1257363 1296351 1379511 1389717 1666737 1842183 1973163 1987761 2049397 2064559 2196999 2634939 2654433 2824713 2912301 2933847 3744387 3772089 3889053 4138533 4169151 4604047 4638109 5000211 5562649 5919489 5963283 6148191 6193677 6590997 7904817 7963299 8474139 8736903 8801541 11233161 11316267 11667159 12496699 12589153 13812141 13914327 16687947 17758467 17889849 18444573 18581031 19772991 23714451 23889897 25422417 26210709 26404623 28282003 35001477 37490097 37767459 38938543 41436423 41742981 50063841 53275401 53669547 55333719 55743093 59318973 71143353 71669691 78632127 79213869 84846009 87476893 88124071 112470291 113302377 116815629 124309269 125228943 150191523 159826203 161008641 166001157 167229279 177956919 197974021 213430059 215009073 237437281 239193907 254538027 262430679 264372213 337410873 339907131 350446887 372927807 375686829 450574569 479478609 483025923 498003471 501687837 537358057 593922063 712311843 717581721 763614081 787292037 793116639 1012232619 1019721393 1051340661 1118783421 1127060487 1351723707 1494010413 1505063511 1612074171 1662060967 1674357349 1781766189 2136935529 2152745163 2290842243 2361876111 2379349917 3036697857 3059164179 3154021983 3356350263 3381181461 3761506399 4055171121 4511308339 4836222513 4986182901 5023072047 5345298567 6410806587 6458235489 6872526729 7085628333 7138049751 9110093571 9177492537 9462065949 10209803083 11284519197 13533925017 14508667539 14958548703 15069216141 16035895701 19232419761 19374706467 20617580187 21256884999 21414149253 28386197847 30629409249 31579158373 33853557591 40601775051 43526002617 44875646109 45207648423 48107687103 57697259283 58124119401 63770654997 64242447759 71468621581 91888227747 94737475119 101560672773 121805325153 130578007851 134626938327 135622945269 144323061309 173091777849 174372358203 193986258577 214405864743 275664683241 284212425357 304682018319 365415975459 391734023553 403880814981 406868835807 581958775731 643217594229 826994049723 852637276071 914046054957 1096247926377 1211642444943 1220606507421 1357903810039 1745876327193 1929652782687 2480982149169 2557911828213 2742138164871 3288743779131 4073711430117 5237628981579 5788958348061 7442946447507 7673735484639 12221134290351 15712886944737 17366875044183 23021206453917 36663402871053 47138660834211 52100625132549 109990208613159 141415982502633 329970625839477 989911877518431
• Sum of all divisors σ(n): 1834336190565120
• Sum of proper divisors (its aliquot sum) s(n): 844424313046689
• 989911877518431 is a deficient number, because the sum of its proper divisors (844424313046689) is less than itself. Its deficiency is 145487564471742

Bases of 989911877518431

• Binary: 11100001000101000111010001110100011000010001011111₂
• Hexadecimal: 0x38451D1D1845F
• Base-36: 9QW78L3UXR

Squares and roots of 989911877518431

• 989911877518431 squared (989911877518431²) is 979925525252065137878744701761
• 989911877518431 cubed (989911877518431³) is 970039916530506468745765347619652209875656991
• The square root of 989911877518431 is 31462865.0557833179
• The cube root of 989911877518431 is 99662.5920900339

Scales and comparisons

• 989,911,877,518,431 seconds is equal to 31,476,135 years, 36 weeks, 5 days, 4 hours, 53 minutes, 51 seconds.
• To count from 1 to 989,911,877,518,431 would take you about seventy-eight million, six hundred ninety thousand, three hundred thirty-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 989911877518431 cubic inches would be around 8305.2 feet tall.

Recreational maths with 989911877518431

• 989911877518431 backwards is 134815778119989
• 989911877518431 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 989911877518431's digits is 81
• More coming soon!