18249661542338928

Names of 18249661542338928

• Cardinal: 18249661542338928 can be written as Eighteen quadrillion, two hundred forty-nine trillion, six hundred sixty-one billion, five hundred forty-two million, three hundred thirty-eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8249661542338928 × 10¹⁶

Factors of 18249661542338928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7670142359

Divisors of 18249661542338928

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 31 36 39 41 48 52 62 72 78 82 93 104 117 123 124 144 156 164 186 208 234 246 248 279 312 328 369 372 403 468 492 496 533 558 624 656 738 744 806 936 984 1066 1116 1209 1271 1476 1488 1599 1612 1872 1968 2132 2232 2418 2542 2952 3198 3224 3627 3813 4264 4464 4797 4836 5084 5904 6396 6448 7254 7626 8528 9594 9672 10168 11439 12792 14508 15252 16523 19188 19344 20336 22878 25584 29016 30504 33046 38376 45756 49569 58032 61008 66092 76752 91512 99138 132184 148707 183024 198276 264368 297414 396552 594828 793104 1189656 2379312 7670142269 15340284538 23010426807 30680569076 46020853614 61361138152 69031280421 92041707228 99711849497 122722276304 138062560842 184083414456 199423698994 237774410339 276125121684 299135548491 314475833029 368166828912 398847397988 475548820678 552250243368 598271096982 628951666058 713323231017 797694795976 897406645473 943427499087 951097641356 1104500486736 1196542193964 1257903332116 1426646462034 1595389591952 1794813290946 1886854998174 1902195282712 2139969693051 2393084387928 2515806664232 2830282497261 2853292924068 3091067334407 3589626581892 3773709996348 3804390565424 4088185829377 4279939386102 4786168775856 5031613328464 5660564994522 5706585848136 6182134668814 7179253163784 7547419992696 8176371658754 8559878772204 9273202003221 9748750823899 11321129989044 11413171696272 12264557488131 12364269337628 14358506327568 15094839985392 16352743317508 17119757544408 18546404006442 19497501647798 22642259978088 24529114976262 24728538675256 27819606009663 29246252471697 32705486635016 34239515088816 36793672464393 37092808012884 38995003295596 45284519956176 49058229952524 49457077350512 55639212019326 58492504943394 65410973270032 73587344928786 74185616025768 77990006591192 87738757415091 98116459905048 111278424038652 116985009886788 126733760710687 147174689857572 148371232051536 155980013182384 175477514830182 196232919810096 222556848077304 233970019773576 253467521421374 294349379715144 350955029660364 380201282132061 445113696154608 467940039547152 506935042842748 588698759430288 701910059320728 760402564264122 1013870085685496 1140603846396183 1403820118641456 1520805128528244 2027740171370992 2281207692792366 3041610257056488 4562415385584732 6083220514112976 9124830771169464 18249661542338928
• Sum of all divisors σ(n): 58161522971784960
• Sum of proper divisors (its aliquot sum) s(n): 39911861429446032
• 18249661542338928 is an abundant number, because the sum of its proper divisors (39911861429446032) is greater than itself. Its abundance is 21662199887107104

Bases of 18249661542338928

• Binary: 1000000110101011111100001110001100000001001000101110000₂
• Hexadecimal: 0x40D5F871809170
• Base-36: 4ZOYQRU0E40

Squares and roots of 18249661542338928

• 18249661542338928 squared (18249661542338928²) is 333050146409924460338328824189184
• 18249661542338928 cubed (18249661542338928³) is 6078052448607547810983926728848979688886519754752
• The square root of 18249661542338928 is 135091308.1672500793
• The cube root of 18249661542338928 is 263280.2438228683

Scales and comparisons

• 18,249,661,542,338,928 seconds is equal to 580,282,787 years, 7 weeks, 19 hours, 28 minutes, 48 seconds.
• To count from 1 to 18,249,661,542,338,928 would take you about one billion, seven hundred forty million, eight hundred forty-eight thousand, three hundred sixty-one 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 18249661542338928 cubic inches would be around 21940 feet tall.

Recreational maths with 18249661542338928

• 18249661542338928 backwards is 82983324516694281
• The number of decimal digits it has is: 17
• The sum of 18249661542338928's digits is 81
• More coming soon!