18297118512

Names of 18297118512

• Cardinal: 18297118512 can be written as Eighteen billion, two hundred ninety-seven million, one hundred eighteen thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.8297118512 × 10¹⁰

Factors of 18297118512

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 239

Divisors of 18297118512

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 43 48 54 72 81 86 108 129 144 162 172 191 216 243 258 324 344 382 387 432 486 516 573 648 688 729 764 774 972 1032 1146 1161 1296 1458 1528 1548 1719 1944 2064 2292 2322 2916 3056 3096 3438 3483 3888 4584 4644 5157 5832 6192 6876 6966 8213 9168 9288 10314 10449 11664 13752 13932 15471 16426 18576 20628 20898 24639 27504 27864 30942 31347 32852 36481 41256 41796 46413 49278 55728 61884 62694 65704 72962 73917 82512 83592 92826 98556 109443 123768 125388 131408 139239 145924 147834 167184 185652 197112 218886 221751 247536 250776 278478 291848 295668 328329 371304 394224 437772 443502 501552 556956 583696 591336 656658 665253 742608 875544 887004 984987 1113912 1182672 1313316 1330506 1568683 1751088 1774008 1969974 1995759 2227824 2626632 2661012 2954961 3137366 3548016 3939948 3991518 4706049 5253264 5322024 5909922 5987277 6274732 7879896 7983036 8864883 9412098 10644048 11819844 11974554 12549464 14118147 15759792 15966072 17729766 18824196 23639688 23949108 25098928 26594649 28236294 31932144 35459532 37648392 42354441 47279376 47898216 53189298 56472588 70919064 75296784 84708882 95796432 106378596 112945176 127063323 141838128 169417764 212757192 225890352 254126646 338835528 381189969 425514384 508253292 677671056 762379938 1016506584 1143569907 1524759876 2033013168 2287139814 3049519752 4574279628 6099039504 9148559256 18297118512
• Sum of all divisors σ(n): 54674015396
• Sum of proper divisors (its aliquot sum) s(n): 36376896884
• 18297118512 is an abundant number, because the sum of its proper divisors (36376896884) is greater than itself. Its abundance is 18079778372

Bases of 18297118512

• Binary: 10001000010100101111101111100110000₂
• Hexadecimal: 0x44297DF30
• Base-36: 8ELMR00

Squares and roots of 18297118512

• 18297118512 squared (18297118512²) is 334784545842173094144
• 18297118512 cubed (18297118512³) is 6125592511260337951170501193728
• The square root of 18297118512 is 135266.8418793017
• The cube root of 18297118512 is 2635.0826024919

Scales and comparisons

• 18,297,118,512 seconds is equal to 581 years, 41 weeks, 1 day, 4 hours, 55 minutes, 12 seconds.
• To count from 1 to 18,297,118,512 would take you about one thousand, one hundred sixty-three 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 18297118512 cubic inches would be around 219.6 feet tall.

Recreational maths with 18297118512

• 18297118512 backwards is 21581179281
• The number of decimal digits it has is: 11
• The sum of 18297118512's digits is 45
• More coming soon!