18240857856

Names of 18240857856

• Cardinal: 18240857856 can be written as Eighteen billion, two hundred forty million, eight hundred fifty-seven thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.8240857856 × 10¹⁰

Factors of 18240857856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 606

Divisors of 18240857856

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 81 96 104 108 117 128 144 156 157 162 192 208 216 234 256 288 312 314 324 351 384 416 431 432 468 471 576 624 628 648 702 768 832 862 864 936 942 1053 1152 1248 1256 1293 1296 1404 1413 1664 1724 1728 1872 1884 2041 2106 2304 2496 2512 2586 2592 2808 2826 3328 3448 3456 3744 3768 3879 4082 4212 4239 4992 5024 5172 5184 5603 5616 5652 6123 6896 6912 7488 7536 7758 8164 8424 8478 9984 10048 10344 10368 11206 11232 11304 11637 12246 12717 13792 14976 15072 15516 16328 16809 16848 16956 18369 20096 20688 20736 22412 22464 22608 23274 24492 25434 27584 29952 30144 31032 32656 33618 33696 33912 34911 36738 40192 41376 44824 44928 45216 46548 48984 50427 50868 55107 55168 60288 62064 65312 67236 67392 67667 67824 69822 73476 82752 89648 89856 90432 93096 97968 100854 101736 110214 110336 120576 124128 130624 134472 134784 135334 135648 139644 146952 151281 165321 165504 179296 180864 186192 195936 201708 203001 203472 220428 248256 261248 268944 269568 270668 271296 279288 293904 302562 330642 331008 358592 361728 372384 391872 403416 406002 406944 440856 453843 496512 522496 537888 541336 542592 558576 587808 605124 609003 661284 717184 744768 783744 806832 812004 813888 879671 881712 907686 993024 1075776 1082672 1085184 1117152 1175616 1210248 1218006 1322568 1434368 1489536 1567488 1613664 1624008 1627776 1759342 1763424 1815372 1827009 2151552 2165344 2234304 2351232 2420496 2436012 2639013 2645136 2979072 3227328 3248016 3255552 3518684 3526848 3630744 3654018 4303104 4330688 4468608 4702464 4840992 4872024 5278026 5290272 5481027 6454656 6496032 7037368 7053696 7261488 7308036 7917039 8661376 8937216 9681984 9744048 10556052 10580544 10962054 12909312 12992064 14074736 14107392 14522976 14616072 15834078 17322752 19363968 19488096 21112104 21161088 21924108 23751117 25984128 28149472 29045952 29232144 31668156 38727936 38976192 42224208 42322176 43848216 47502234 51968256 56298944 58091904 58464288 63336312 71253351 77952384 84448416 87696432 95004468 112597888 116183808 116928576 126672624 142506702 155904768 168896832 175392864 190008936 225195776 233857152 253345248 285013404 337793664 350785728 380017872 467714304 506690496 570026808 675587328 701571456 760035744 1013380992 1140053616 1403142912 1520071488 2026761984 2280107232 3040142976 4560214464 6080285952 9120428928 18240857856
• Sum of all divisors σ(n): 59084714304
• Sum of proper divisors (its aliquot sum) s(n): 40843856448
• 18240857856 is an abundant number, because the sum of its proper divisors (40843856448) is greater than itself. Its abundance is 22602998592

Bases of 18240857856

• Binary: 10000111111001111010110011100000000₂
• Hexadecimal: 0x43F3D6700
• Base-36: 8DO4W00

Squares and roots of 18240857856

• 18240857856 squared (18240857856²) is 332728895322796916736
• 18240857856 cubed (18240857856³) is 6069260484167041794536443478016
• The square root of 18240857856 is 135058.7200294745
• The cube root of 18240857856 is 2632.3790131165

Scales and comparisons

• 18,240,857,856 seconds is equal to 580 years, 1 day, 57 minutes, 36 seconds.
• To count from 1 to 18,240,857,856 would take you about one thousand, one hundred sixty 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 18240857856 cubic inches would be around 219.4 feet tall.

Recreational maths with 18240857856

• 18240857856 backwards is 65875804281
• 18240857856 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18240857856's digits is 54
• More coming soon!