18489722957748

Names of 18489722957748

• Cardinal: 18489722957748 can be written as Eighteen trillion, four hundred eighty-nine billion, seven hundred twenty-two million, nine hundred fifty-seven thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 1.8489722957748 × 10¹³

Factors of 18489722957748

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 106

Divisors of 18489722957748

• Number of divisors d(n): 486
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 41 42 49 53 63 82 84 98 106 123 126 147 159 164 196 212 246 252 287 294 318 343 369 371 441 477 492 574 588 636 686 738 742 861 882 954 1029 1113 1148 1372 1476 1484 1681 1722 1764 1908 2009 2058 2173 2226 2401 2583 2597 3087 3339 3362 3444 4018 4116 4346 4452 4802 5043 5166 5194 6027 6174 6519 6678 6724 7203 7791 8036 8692 9604 10086 10332 10388 11767 12054 12348 13038 13356 14063 14406 15129 15211 15582 16807 18081 18179 19557 20172 21609 23373 23534 24108 26076 28126 28812 30258 30422 31164 33614 35301 36162 36358 39114 42189 43218 45633 46746 47068 50421 54537 56252 60516 60844 67228 70602 72324 72716 78228 82369 84378 86436 89093 91266 93492 98441 100842 105903 106477 109074 117649 126567 127253 136899 141204 151263 163611 164738 168756 178186 182532 196882 201684 211806 212954 218148 235298 247107 253134 254506 267279 273798 295323 302526 319431 327222 329476 352947 356372 381759 393764 423612 425908 470596 494214 506268 509012 534558 547596 576583 590646 605052 623651 638862 654444 689087 705894 741321 745339 763518 801837 823543 885969 890771 958293 988428 1058841 1069116 1145277 1153166 1181292 1247302 1277724 1378174 1411788 1482642 1490678 1527036 1603674 1647086 1729749 1771938 1781542 1870953 1916586 2067261 2117682 2236017 2290554 2306332 2470629 2494604 2672313 2756348 2965284 2981356 3207348 3294172 3459498 3543876 3563084 3741906 3833172 4036081 4134522 4235364 4365557 4472034 4581108 4823609 4941258 5189247 5217373 5344626 5612859 5764801 6201783 6235397 6708051 6918996 7411887 7483812 8016939 8072162 8269044 8731114 8944068 9647218 9882516 10378494 10434746 10689252 11225718 11529602 12108243 12403566 12470794 13096671 13416102 14470827 14823774 15652119 16033878 16144324 17294403 17462228 18706191 19294436 20756988 20869492 22451436 23059204 24216486 24807132 24941588 26193342 26832204 28252567 28941654 29647548 30558899 31304238 32067756 33765263 34588806 36324729 36521611 37412382 39290013 43412481 43647779 46956357 48432972 51883209 52386684 56118573 56505134 57883308 61117798 62608476 67530526 69177612 72649458 73043222 74824764 78580026 84757701 86824962 87295558 91676697 93912714 101295789 103766418 109564833 112237146 113010268 122235596 130943337 135061052 145298916 146086444 157160052 169515402 173649924 174591116 183353394 187825428 197767969 202591578 207532836 213912293 219129666 224474292 236356841 254273103 255651277 261886674 275030091 303887367 305534453 328694499 339030804 366706788 392830011 395535938 405183156 427824586 438259332 472713682 508546206 511302554 523773348 550060182 593303907 607774734 611068906 641736879 657388998 709070523 766953831 785660022 791071876 855649172 916603359 945427364 1017092412 1022605108 1100120364 1186607814 1215549468 1222137812 1283473758 1314777996 1384375783 1418141046 1497386051 1533907662 1571320044 1779911721 1789558939 1833206718 1925210637 2127211569 2300861493 2373215628 2566947516 2749810077 2768751566 2836282092 2994772102 3067815324 3559823442 3579117878 3666413436 3850421274 4153127349 4254423138 4492158153 4601722986 5368676817 5499620154 5537503132 5989544204 7119646884 7158235756 7700842548 8306254698 8508846276 8984316306 9203445972 9690630481 10481702357 10737353634 10999240308 12459382047 12526912573 13476474459 16106030451 16612509396 17968632612 19381260962 20963404714 21474707268 24918764094 25053825146 26952948918 29071891443 31445107071 32212060902 37580737719 38762521924 41926809428 49837528188 50107650292 53905897836 58143782886 62890214142 64424121804 73371916499 75161475438 87215674329 94335321213 112742213157 116287565772 125780428284 146743832998 150322950876 174431348658 188670642426 220115749497 225484426314 293487665996 348862697316 377341284852 440231498994 450968852628 513603415493 660347248491 880462997988 1027206830986 1320694496982 1540810246479 2054413661972 2641388993964 3081620492958 4622430739437 6163240985916 9244861478874 18489722957748
• Sum of all divisors σ(n): 56944466510022
• Sum of proper divisors (its aliquot sum) s(n): 38454743552274
• 18489722957748 is an abundant number, because the sum of its proper divisors (38454743552274) is greater than itself. Its abundance is 19965020594526

Bases of 18489722957748

• Binary: 100001101000011111001010111100110111110110100₂
• Hexadecimal: 0x10D0F95E6FB4
• Base-36: 6JY27NPH0

Squares and roots of 18489722957748

• 18489722957748 squared (18489722957748²) is 341869855054273449393231504
• 18489722957748 cubed (18489722957748³) is 6321078907558980929782206800070574492992
• The square root of 18489722957748 is 4299967.7856639809
• The cube root of 18489722957748 is 26442.9640545463

Scales and comparisons

• 18,489,722,957,748 seconds is equal to 587,915 years, 51 weeks, 6 days, 2 hours, 55 minutes, 48 seconds.
• To count from 1 to 18,489,722,957,748 would take you about one million, four hundred sixty-nine thousand, seven hundred eighty-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 18489722957748 cubic inches would be around 2203.6 feet tall.

Recreational maths with 18489722957748

• 18489722957748 backwards is 84775922798481
• The number of decimal digits it has is: 14
• The sum of 18489722957748's digits is 81
• More coming soon!