18407368851408

Names of 18407368851408

• Cardinal: 18407368851408 can be written as Eighteen trillion, four hundred seven billion, three hundred sixty-eight million, eight hundred fifty-one thousand, four hundred eight.

Scientific notation

• Scientific notation: 1.8407368851408 × 10¹³

Factors of 18407368851408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 950

Divisors of 18407368851408

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 34 36 41 48 51 54 68 72 82 102 108 123 136 144 153 164 204 216 246 272 306 328 369 408 432 459 492 612 656 697 738 816 887 918 984 1107 1224 1394 1476 1681 1774 1836 1968 2091 2214 2448 2661 2788 2952 3362 3548 3672 4182 4428 5043 5322 5576 5904 6273 6724 7096 7344 7983 8364 8856 10086 10644 11152 12546 13448 14192 15079 15129 15966 16728 17712 18819 20172 21288 23949 25092 26896 28577 30158 30258 31932 33456 36367 37638 40344 42576 45237 45387 47898 50184 57154 60316 60516 63864 68921 72734 75276 80688 85731 90474 90774 95796 100368 109101 114308 120632 121032 127728 135711 137842 145468 150552 171462 180948 181548 191592 206763 218202 228616 241264 242064 257193 271422 275684 290936 301104 327303 342924 361896 363096 383184 407133 413526 436404 457232 514386 542844 551368 581872 618239 620289 654606 685848 723792 726192 771579 814266 827052 872808 981909 1028772 1085688 1102736 1171657 1236478 1240578 1309212 1371696 1491047 1543158 1628532 1654104 1745616 1854717 1860867 1963818 2057544 2171376 2343314 2472956 2481156 2618424 2825761 2982094 3086316 3257064 3308208 3514971 3709434 3721734 3927636 4115088 4473141 4686628 4945912 4962312 5236848 5564151 5651522 5964188 6172632 6514128 7029942 7418868 7443468 7855272 8477283 8946282 9373256 9891824 9924624 10544913 11128302 11303044 11928376 12345264 13419423 14059884 14837736 14886936 15710544 16692453 16954566 17892564 18746512 21089826 22256604 22606088 23856752 25347799 25431849 26838846 28119768 29675472 29773872 31634739 33384906 33909132 35785128 40258269 42179652 44513208 45212176 48037937 50695598 50863698 53677692 56239536 61132927 63269478 66769812 67818264 71570256 76043397 76295547 80516538 84359304 89026416 96075874 101391196 101727396 107355384 122265854 126538956 133539624 135636528 144113811 152086794 152591094 161033076 168718608 183398781 192151748 202782392 203454792 214710768 228130191 244531708 253077912 267079248 288227622 304173588 305182188 322066152 366797562 384303496 405564784 406909584 432341433 456260382 489063416 506155824 550196343 576455244 608347176 610364376 644132304 684390573 733595124 768606992 864682866 912520764 978126832 1039259759 1100392686 1152910488 1216694352 1220728752 1297024299 1368781146 1467190248 1650589029 1729365732 1825041528 2078519518 2200785372 2305820976 2506450007 2594048598 2737562292 2934380496 3117779277 3301178058 3458731464 3650083056 4157039036 4401570744 5012900014 5188097196 5475124584 6235558554 6602356116 6917462928 7519350021 8314078072 8803141488 9353337831 10025800028 10376194392 10950249168 12471117108 13204712232 15038700042 16628156144 18706675662 20051600056 20752388784 22558050063 24942234216 26409424464 28060013493 30077400084 37413351324 40103200112 42609650119 45116100126 49884468432 56120026986 60154800168 67674150189 74826702648 85219300238 90232200252 112240053972 120309600336 127828950357 135348300378 149653405296 170438600476 180464400504 224480107944 255657900714 270696600756 340877200952 360928801008 383486851071 448960215888 511315801428 541393201512 681754401904 766973702142 1022631602856 1082786403024 1150460553213 1533947404284 2045263205712 2300921106426 3067894808568 4601842212852 6135789617136 9203684425704 18407368851408
• Sum of all divisors σ(n): 57407210524800
• Sum of proper divisors (its aliquot sum) s(n): 38999841673392
• 18407368851408 is an abundant number, because the sum of its proper divisors (38999841673392) is greater than itself. Its abundance is 20592472821984

Bases of 18407368851408

• Binary: 100001011110111001100101011100111111111010000₂
• Hexadecimal: 0x10BDCCAE7FD0
• Base-36: 6IW885EC0

Squares and roots of 18407368851408

• 18407368851408 squared (18407368851408²) is 338831228031785473183582464
• 18407368851408 cubed (18407368851408³) is 6236991392756609098030740125482330509312
• The square root of 18407368851408 is 4290380.9680968891
• The cube root of 18407368851408 is 26403.6462151843

Scales and comparisons

• 18,407,368,851,408 seconds is equal to 585,297 years, 20 weeks, 2 days, 14 hours, 16 minutes, 48 seconds.
• To count from 1 to 18,407,368,851,408 would take you about one million, four hundred sixty-three thousand, two hundred forty-three 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 18407368851408 cubic inches would be around 2200.3 feet tall.

Recreational maths with 18407368851408

• 18407368851408 backwards is 80415886370481
• The number of decimal digits it has is: 14
• The sum of 18407368851408's digits is 63
• More coming soon!