20642465792

Names of 20642465792

• Cardinal: 20642465792 can be written as Twenty billion, six hundred forty-two million, four hundred sixty-five thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 2.0642465792 × 10¹⁰

Factors of 20642465792

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 150

Divisors of 20642465792

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 8 13 16 19 26 32 38 43 52 64 73 76 86 104 128 146 152 169 172 208 247 256 292 304 338 344 416 494 512 559 584 608 676 688 817 832 949 988 1024 1118 1168 1216 1352 1376 1387 1634 1664 1898 1976 2048 2236 2336 2432 2704 2752 2774 3139 3211 3268 3328 3796 3952 4472 4672 4864 5408 5504 5548 6278 6422 6536 6656 7267 7592 7904 8944 9344 9728 10621 10816 11008 11096 12337 12556 12844 13072 13312 14534 15184 15808 17888 18031 18688 19456 21242 21632 22016 22192 24674 25112 25688 26144 26624 29068 30368 31616 35776 36062 37376 38912 40807 42484 43264 44032 44384 49348 50224 51376 52288 58136 59641 60736 63232 71552 72124 74752 81614 84968 86528 88064 88768 98696 100448 102752 104576 116272 119282 121472 126464 138073 143104 144248 149504 163228 169936 173056 177536 197392 200896 205504 209152 232544 234403 238564 242944 252928 276146 286208 288496 326456 339872 346112 355072 394784 401792 411008 418304 465088 468806 477128 485888 505856 530491 552292 572416 576992 652912 679744 710144 775333 789568 803584 822016 836608 930176 937612 954256 971776 1060982 1104584 1144832 1153984 1305824 1359488 1420288 1550666 1579136 1607168 1644032 1673216 1860352 1875224 1908512 1943552 2121964 2209168 2307968 2611648 2718976 2840576 3101332 3158272 3214336 3288064 3720704 3750448 3817024 4243928 4418336 4615936 5223296 5437952 6202664 6316544 6428672 6576128 7441408 7500896 7634048 8487856 8836672 9231872 10079329 10446592 10875904 12405328 12633088 14882816 15001792 15268096 16975712 17673344 18463744 20158658 20893184 21751808 24810656 25266176 30003584 30536192 33951424 35346688 36927488 40317316 41786368 49621312 60007168 61072384 67902848 70693376 80634632 83572736 99242624 120014336 122144768 135805696 141386752 161269264 198485248 240028672 271611392 282773504 322538528 396970496 480057344 543222784 645077056 793940992 1086445568 1290154112 1587881984 2580308224 5160616448 10321232896 20642465792
• Sum of all divisors σ(n): 48799951200
• Sum of proper divisors (its aliquot sum) s(n): 28157485408
• 20642465792 is an abundant number, because the sum of its proper divisors (28157485408) is greater than itself. Its abundance is 7515019616

Bases of 20642465792

• Binary: 10011001110011000110000100000000000₂
• Hexadecimal: 0x4CE630800
• Base-36: 9HDZOJK

Squares and roots of 20642465792

• 20642465792 squared (20642465792²) is 426111393973890187264
• 20642465792 cubed (20642465792³) is 8795989873687463131761594073088
• The square root of 20642465792 is 143674.8613780435
• The cube root of 20642465792 is 2743.1771708599

Scales and comparisons

• 20,642,465,792 seconds is equal to 656 years, 19 weeks, 10 hours, 16 minutes, 32 seconds.
• To count from 1 to 20,642,465,792 would take you about one thousand, three hundred twelve 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 20642465792 cubic inches would be around 228.6 feet tall.

Recreational maths with 20642465792

• 20642465792 backwards is 29756424602
• The number of decimal digits it has is: 11
• The sum of 20642465792's digits is 47
• More coming soon!