18216649152

Names of 18216649152

• Cardinal: 18216649152 can be written as Eighteen billion, two hundred sixteen million, six hundred forty-nine thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.8216649152 × 10¹⁰

Factors of 18216649152

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 353

Divisors of 18216649152

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 23 24 26 32 36 38 39 46 48 52 57 64 69 72 76 78 92 96 104 114 117 138 144 152 156 171 184 192 207 208 228 234 247 276 288 293 299 304 312 342 361 368 414 416 437 456 468 494 552 576 586 598 608 624 684 722 736 741 828 832 874 879 897 912 936 988 1083 1104 1172 1196 1216 1248 1311 1368 1444 1472 1482 1656 1748 1758 1794 1824 1872 1976 2166 2208 2223 2344 2392 2496 2622 2637 2691 2736 2888 2964 3249 3312 3496 3516 3588 3648 3744 3809 3933 3952 4332 4416 4446 4688 4693 4784 5244 5274 5382 5472 5567 5681 5776 5928 6498 6624 6739 6992 7032 7176 7488 7618 7866 7904 8303 8664 8892 9376 9386 9568 10488 10548 10764 10944 11134 11362 11427 11552 11856 12996 13248 13478 13984 14064 14079 14352 15236 15732 15808 16606 16701 17043 17328 17784 18752 18772 19136 20217 20976 21096 21528 22268 22724 22854 23104 23712 24909 25992 26956 27968 28128 28158 28704 30472 31464 33212 33402 34086 34281 34656 35568 37544 40434 41952 42192 42237 43056 44536 45448 45708 47424 49818 50103 51129 51984 53912 56256 56316 57408 60651 60944 62928 66424 66804 68172 68562 69312 71136 72371 74727 75088 80868 83904 84384 84474 86112 87607 89072 90896 91416 99636 100206 102258 103968 105773 107824 107939 112632 121302 121888 125856 128041 132848 133608 136344 137124 142272 144742 149454 150176 161736 168768 168948 172224 175214 178144 181792 182832 199272 200412 204516 207936 211546 215648 215878 217113 225264 242604 243776 251712 256082 262821 265696 267216 272688 274248 289484 298908 300352 317319 323472 323817 337896 350428 356288 363584 365664 384123 398544 400824 409032 423092 431296 431756 434226 450528 485208 512164 525642 531392 534432 545376 548496 578968 597816 634638 646944 647634 651339 675792 700856 731328 768246 788463 797088 801648 818064 846184 863512 868452 901056 951957 970416 971451 1024328 1051284 1068864 1090752 1096992 1152369 1157936 1195632 1269276 1293888 1295268 1302678 1351584 1375049 1401712 1536492 1576926 1594176 1603296 1636128 1664533 1692368 1727024 1736904 1903914 1940832 1942902 2048656 2102568 2193984 2304738 2315872 2391264 2432779 2538552 2590536 2605356 2703168 2750098 2803424 3072984 3153852 3206592 3272256 3329066 3384736 3454048 3473808 3807828 3881664 3885804 4097312 4125147 4205136 4609476 4631744 4782528 4865558 4993599 5077104 5181072 5210712 5500196 5606848 6145968 6307704 6658132 6769472 6908096 6947616 7298337 7615656 7771608 8194624 8250294 8410272 9218952 9731116 9987198 10154208 10362144 10421424 11000392 12291936 12375441 12615408 13316264 13895232 14596674 14980797 15231312 15543216 16500588 16820544 18437904 19462232 19974396 20308416 20724288 20842848 21895011 22000784 24583872 24750882 25230816 26632528 29193348 29961594 30462624 31086432 31626127 33001176 36875808 38924464 39948792 41685696 43790022 44001568 49501764 50461632 53265056 58386696 59923188 60925248 62172864 63252254 66002352 73751616 77848928 79897584 87580044 88003136 94878381 99003528 106530112 116773392 119846376 126504508 132004704 155697856 159795168 175160088 189756762 198007056 233546784 239692752 253009016 264009408 284635143 319590336 350320176 379513524 396014112 467093568 479385504 506018032 569270286 700640352 759027048 792028224 958771008 1012036064 1138540572 1401280704 1518054096 2024072128 2277081144 3036108192 4554162288 6072216384 9108324576 18216649152
• Sum of all divisors σ(n): 62138198304
• Sum of proper divisors (its aliquot sum) s(n): 43921549152
• 18216649152 is an abundant number, because the sum of its proper divisors (43921549152) is greater than itself. Its abundance is 25704900000

Bases of 18216649152

• Binary: 10000111101110011000000000111000000₂
• Hexadecimal: 0x43DCC01C0
• Base-36: 8D9Q0G0

Squares and roots of 18216649152

• 18216649152 squared (18216649152²) is 331846306327062319104
• 18216649152 cubed (18216649152³) is 6045127734747212029957034999808
• The square root of 18216649152 is 134969.0673895319
• The cube root of 18216649152 is 2631.2139601423

Scales and comparisons

• 18,216,649,152 seconds is equal to 579 years, 12 weeks, 20 hours, 19 minutes, 12 seconds.
• To count from 1 to 18,216,649,152 would take you about one thousand, one hundred fifty-eight 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 18216649152 cubic inches would be around 219.3 feet tall.

Recreational maths with 18216649152

• 18216649152 backwards is 25194661281
• The number of decimal digits it has is: 11
• The sum of 18216649152's digits is 45
• More coming soon!