18148238208

Names of 18148238208

• Cardinal: 18148238208 can be written as Eighteen billion, one hundred forty-eight million, two hundred thirty-eight thousand, two hundred eight.

Scientific notation

• Scientific notation: 1.8148238208 × 10¹⁰

Factors of 18148238208

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 192

Divisors of 18148238208

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 19 24 32 34 36 38 48 51 57 64 68 72 76 96 102 114 128 136 144 151 152 153 171 192 204 228 272 288 289 302 304 306 323 342 361 384 408 453 456 544 576 578 604 608 612 646 684 722 816 867 906 912 969 1083 1088 1152 1156 1208 1216 1224 1292 1359 1368 1444 1632 1734 1812 1824 1938 2166 2176 2312 2416 2432 2448 2567 2584 2601 2718 2736 2869 2888 2907 3249 3264 3468 3624 3648 3876 4332 4624 4832 4896 5134 5168 5202 5436 5472 5491 5738 5776 5814 6137 6498 6528 6936 7248 7296 7701 7752 8607 8664 9248 9664 9792 10268 10336 10404 10872 10944 10982 11476 11552 11628 12274 12996 13872 14496 15402 15504 16473 17214 17328 18411 18496 19328 19584 20536 20672 20808 21744 21888 21964 22952 23103 23104 23256 24548 25821 25992 27744 28992 30804 31008 32946 34428 34656 36822 36992 41072 41344 41616 43488 43639 43928 45904 46206 46208 46512 48773 49096 49419 51642 51984 54511 55233 55488 57984 61608 62016 65892 68856 69312 73644 82144 83232 86976 87278 87856 91808 92412 93024 97546 98192 98838 103284 103968 104329 109022 110466 110976 123216 124032 130917 131784 137712 138624 146319 147288 163533 164288 166464 173952 174556 175712 183616 184824 186048 195092 196384 197676 206568 207936 208658 218044 220932 246432 261834 263568 275424 292638 294576 312987 327066 328576 332928 349112 351424 367232 369648 372096 390184 392751 392768 395352 413136 415872 417316 436088 438957 441864 490599 492864 523668 527136 550848 585276 589152 625974 654132 698224 702848 739296 780368 785502 785536 790704 826272 829141 834632 872176 877914 883728 926687 938961 981198 985728 1047336 1054272 1101696 1170552 1178304 1251948 1308264 1396448 1478592 1560736 1571004 1581408 1652544 1658282 1669264 1744352 1755828 1767456 1853374 1877922 1962396 2094672 2108544 2341104 2356608 2487423 2503896 2616528 2780061 2792896 2957184 3121472 3142008 3162816 3305088 3316564 3338528 3488704 3511656 3534912 3706748 3755844 3924792 4189344 4682208 4974846 5007792 5233056 5560122 5585792 6242944 6284016 6325632 6633128 6677056 6977408 7023312 7069824 7413496 7462269 7511688 7849584 8340183 8378688 9364416 9949692 10015584 10466112 11120244 12568032 13266256 13354112 14046624 14826992 14924538 15023376 15699168 15753679 16680366 16757376 18728832 19899384 20031168 20932224 22240488 25136064 26532512 28093248 29653984 29849076 30046752 31398336 31507358 33360732 39798768 40062336 44480976 47261037 50272128 53065024 56186496 59307968 59698152 60093504 62796672 63014716 66721464 79597536 88961952 94522074 106130048 118615936 119396304 120187008 126029432 133442928 141783111 159195072 177923904 189044148 238792608 252058864 266885856 283566222 318390144 355847808 378088296 477585216 504117728 533771712 567132444 756176592 955170432 1008235456 1067543424 1134264888 1512353184 2016470912 2268529776 3024706368 4537059552 6049412736 9074119104 18148238208
• Sum of all divisors σ(n): 58937331960
• Sum of proper divisors (its aliquot sum) s(n): 40789093752
• 18148238208 is an abundant number, because the sum of its proper divisors (40789093752) is greater than itself. Its abundance is 22640855544

Bases of 18148238208

• Binary: 10000111001101110000010001110000000₂
• Hexadecimal: 0x439B82380
• Base-36: 8C4ZQ80

Squares and roots of 18148238208

• 18148238208 squared (18148238208²) is 329358550054311051264
• 18148238208 cubed (18148238208³) is 5977277422227128295665971494912
• The square root of 18148238208 is 134715.3970710105
• The cube root of 18148238208 is 2627.9160680157

Scales and comparisons

• 18,148,238,208 seconds is equal to 577 years, 3 weeks, 1 hour, 16 minutes, 48 seconds.
• To count from 1 to 18,148,238,208 would take you about one thousand, one hundred fifty-four 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 18148238208 cubic inches would be around 219 feet tall.

Recreational maths with 18148238208

• 18148238208 backwards is 80283284181
• The number of decimal digits it has is: 11
• The sum of 18148238208's digits is 45
• More coming soon!