20401901824

Names of 20401901824

• Cardinal: 20401901824 can be written as Twenty billion, four hundred one million, nine hundred one thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 2.0401901824 × 10¹⁰

Factors of 20401901824

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 342

Divisors of 20401901824

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 16 17 29 32 34 37 58 64 68 74 116 128 136 148 232 256 257 272 289 296 464 493 514 544 578 592 629 928 986 1028 1073 1088 1156 1184 1258 1856 1972 2056 2146 2176 2312 2368 2516 3712 3944 4112 4292 4352 4369 4624 4736 5032 7424 7453 7888 8224 8381 8584 8738 9248 9472 9509 10064 10693 14906 15776 16448 16762 17168 17476 18241 18496 19018 20128 21386 29812 31552 32896 33524 34336 34952 36482 36992 38036 40256 42772 59624 63104 65792 67048 68672 69904 72964 73984 74273 76072 80512 85544 119248 126208 126701 134096 137344 139808 145928 148546 152144 161024 161653 171088 238496 253402 268192 274688 275761 279616 291856 297092 304288 310097 323306 342176 476992 506804 536384 551522 559232 583712 594184 608576 620194 646612 684352 953984 1013608 1072768 1103044 1118464 1167424 1188368 1217152 1240388 1293224 1368704 1907968 2027216 2145536 2153917 2206088 2334848 2376736 2434304 2480776 2586448 2737408 2748101 4054432 4307834 4412176 4669696 4687937 4753472 4961552 5172896 5496202 8108864 8615668 8824352 9375874 9506944 9923104 10345792 10992404 16217728 17231336 17648704 18751748 19013888 19846208 20691584 21984808 32435456 34462672 35297408 37503496 39692416 41383168 43969616 68925344 70594816 75006992 79384832 79694929 87939232 137850688 150013984 159389858 175878464 275701376 300027968 318779716 351756928 551402752 600055936 637559432 703513856 1200111872 1275118864 2550237728 5100475456 10200950912 20401901824
• Sum of all divisors σ(n): 46140663240
• Sum of proper divisors (its aliquot sum) s(n): 25738761416
• 20401901824 is an abundant number, because the sum of its proper divisors (25738761416) is greater than itself. Its abundance is 5336859592

Bases of 20401901824

• Binary: 10011000000000011000101000100000000₂
• Hexadecimal: 0x4C00C5100
• Base-36: 9DERK74

Squares and roots of 20401901824

• 20401901824 squared (20401901824²) is 416237598036134526976
• 20401901824 cubed (20401901824³) is 8492038610590791823821031604224
• The square root of 20401901824 is 142835.2261313713
• The cube root of 20401901824 is 2732.4793241305

Scales and comparisons

• 20,401,901,824 seconds is equal to 648 years, 37 weeks, 2 days, 2 hours, 57 minutes, 4 seconds.
• To count from 1 to 20,401,901,824 would take you about one thousand, two hundred ninety-seven 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 20401901824 cubic inches would be around 227.7 feet tall.

Recreational maths with 20401901824

• 20401901824 backwards is 42810910402
• The number of decimal digits it has is: 11
• The sum of 20401901824's digits is 31
• More coming soon!