18231922368

Names of 18231922368

• Cardinal: 18231922368 can be written as Eighteen billion, two hundred thirty-one million, nine hundred twenty-two thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8231922368 × 10¹⁰

Factors of 18231922368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 30988

Divisors of 18231922368

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 31 32 33 36 44 48 54 62 64 66 72 88 93 96 99 108 124 132 144 176 186 192 198 216 248 264 279 288 297 341 352 372 396 432 496 528 558 576 594 682 704 744 792 837 864 992 1023 1056 1116 1188 1364 1488 1584 1674 1728 1984 2046 2112 2232 2376 2728 2976 3069 3168 3348 4092 4464 4752 5456 5952 6138 6336 6696 8184 8928 9207 9504 10912 12276 13392 16368 17856 18414 19008 21824 24552 26784 30941 32736 36828 49104 53568 61882 65472 73656 92823 98208 123764 147312 185646 196416 247528 278469 294624 340351 371292 495056 556938 589248 680702 742584 835407 959171 990112 1021053 1113876 1361404 1485168 1670814 1918342 1980224 2042106 2227752 2722808 2877513 2970336 3063159 3341628 3836684 4084212 4455504 5445616 5755026 5940672 6126318 6683256 7673368 8168424 8632539 8911008 9189477 10550881 10891232 11510052 12252636 13366512 15346736 16336848 17265078 17822016 18378954 21101762 21782464 23020104 24505272 25897617 26733024 30693472 31652643 32673696 34530156 36757908 42203524 46040208 49010544 51795234 53466048 61386944 63305286 65347392 69060312 73515816 84407048 92080416 94957929 98021088 103590468 126610572 138120624 147031632 168814096 184160832 189915858 196042176 207180936 253221144 276241248 284873787 294063264 337628192 379831716 414361872 506442288 552482496 569747574 588126528 675256384 759663432 828723744 1012884576 1139495148 1519326864 1657447488 2025769152 2278990296 3038653728 4557980592 6077307456 9115961184 18231922368
• Sum of all divisors σ(n): 60359178240
• Sum of proper divisors (its aliquot sum) s(n): 42127255872
• 18231922368 is an abundant number, because the sum of its proper divisors (42127255872) is greater than itself. Its abundance is 23895333504

Bases of 18231922368

• Binary: 10000111110101101010000111011000000₂
• Hexadecimal: 0x43EB50EC0
• Base-36: 8DITDC0

Squares and roots of 18231922368

• 18231922368 squared (18231922368²) is 332402993232778727424
• 18231922368 cubed (18231922368³) is 6060345567510851111316200620032
• The square root of 18231922368 is 135025.6359659157
• The cube root of 18231922368 is 2631.9491094887

Scales and comparisons

• 18,231,922,368 seconds is equal to 579 years, 37 weeks, 2 days, 14 hours, 52 minutes, 48 seconds.
• To count from 1 to 18,231,922,368 would take you about one thousand, one hundred fifty-nine 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 18231922368 cubic inches would be around 219.3 feet tall.

Recreational maths with 18231922368

• 18231922368 backwards is 86322913281
• The number of decimal digits it has is: 11
• The sum of 18231922368's digits is 45
• More coming soon!