18012307456

Names of 18012307456

• Cardinal: 18012307456 can be written as Eighteen billion, twelve million, three hundred seven thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 1.8012307456 × 10¹⁰

Factors of 18012307456

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 57

Divisors of 18012307456

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 31 32 44 52 62 64 88 104 124 128 143 176 208 248 256 286 341 352 403 416 496 512 572 682 704 806 832 961 992 1024 1144 1364 1408 1612 1664 1922 1984 2048 2288 2728 2816 3224 3328 3844 3968 4096 4433 4576 5456 5632 6448 6656 7688 7936 8192 8866 9152 10571 10912 11264 12493 12896 13312 15376 15872 16384 17732 18304 21142 21824 22528 24986 25792 26624 30752 31744 32768 35464 36608 42284 43648 45056 49972 51584 53248 61504 63488 65536 70928 73216 84568 87296 90112 99944 103168 106496 123008 126976 131072 137423 141856 146432 169136 174592 180224 199888 206336 212992 246016 253952 274846 283712 292864 338272 349184 360448 399776 412672 425984 492032 507904 549692 567424 585728 676544 698368 720896 799552 825344 851968 984064 1015808 1099384 1134848 1171456 1353088 1396736 1441792 1599104 1650688 1703936 1968128 2031616 2198768 2269696 2342912 2706176 2793472 3198208 3301376 3936256 4063232 4397536 4539392 4685824 5412352 5586944 6396416 6602752 7872512 8795072 9078784 9371648 10824704 11173888 12792832 13205504 15745024 17590144 18157568 18743296 21649408 22347776 25585664 26411008 31490048 35180288 36315136 43298816 44695552 51171328 52822016 62980096 70360576 72630272 86597632 102342656 125960192 140721152 145260544 173195264 204685312 281442304 290521088 346390528 409370624 562884608 581042176 692781056 818741248 1125769216 1385562112 1637482496 2251538432 4503076864 9006153728 18012307456
• Sum of all divisors σ(n): 43731743832
• Sum of proper divisors (its aliquot sum) s(n): 25719436376
• 18012307456 is an abundant number, because the sum of its proper divisors (25719436376) is greater than itself. Its abundance is 7707128920

Bases of 18012307456

• Binary: 10000110001100111100000000000000000₂
• Hexadecimal: 0x4319E0000
• Base-36: 89W29DS

Squares and roots of 18012307456

• 18012307456 squared (18012307456²) is 324443219889473191936
• 18012307456 cubed (18012307456³) is 5843971028663805471020931874816
• The square root of 18012307456 is 134209.9379926837
• The cube root of 18012307456 is 2621.3385666319

Scales and comparisons

• 18,012,307,456 seconds is equal to 572 years, 38 weeks, 1 day, 18 hours, 44 minutes, 16 seconds.
• To count from 1 to 18,012,307,456 would take you about one thousand, one hundred forty-five 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 18012307456 cubic inches would be around 218.4 feet tall.

Recreational maths with 18012307456

• 18012307456 backwards is 65470321081
• The number of decimal digits it has is: 11
• The sum of 18012307456's digits is 37
• More coming soon!