20438632366400

Names of 20438632366400

• Cardinal: 20438632366400 can be written as Twenty trillion, four hundred thirty-eight billion, six hundred thirty-two million, three hundred sixty-six thousand, four hundred.

Scientific notation

• Scientific notation: 2.04386323664 × 10¹³

Factors of 20438632366400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 863194

Divisors of 20438632366400

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 113 131 160 200 226 262 320 400 452 524 565 655 800 904 1048 1130 1310 1600 1808 2096 2260 2620 2825 3275 3616 4192 4520 5240 5650 6550 7232 8384 9040 10480 11300 13100 14803 18080 20960 22600 26200 29606 36160 41920 45200 52400 59212 74015 90400 104800 118424 148030 180800 209600 236848 296060 370075 473696 592120 740150 862943 947392 1184240 1480300 1725886 2368480 2960600 3451772 4314715 4736960 5921200 6903544 8629430 11842400 13807088 17258860 21573575 23684800 27614176 34517720 43147150 55228352 69035440 86294300 97512559 113045533 138070880 172588600 195025118 226091066 276141760 345177200 390050236 452182132 487562795 565227665 690354400 780100472 904364264 975125590 1130455330 1380708800 1560200944 1808728528 1950251180 2260910660 2437813975 2826138325 3120401888 3617457056 3900502360 4521821320 4875627950 5652276650 6240803776 7234914112 7801004720 9043642640 9751255900 11304553300 12774145229 15602009440 18087285280 19502511800 22609106600 25548290458 31204018880 36174570560 39005023600 45218213200 51096580916 63870726145 78010047200 90436426400 102193161832 127741452290 156020094400 180872852800 204386323664 255482904580 319353630725 408772647328 510965809160 638707261450 817545294656 1021931618320 1277414522900 2043863236640 2554829045800 4087726473280 5109658091600 10219316183200 20438632366400
• Sum of all divisors σ(n): 51124233625344
• Sum of proper divisors (its aliquot sum) s(n): 30685601258944
• 20438632366400 is an abundant number, because the sum of its proper divisors (30685601258944) is greater than itself. Its abundance is 10246968892544

Bases of 20438632366400

• Binary: 100101001011010111101011011000000000101000000₂
• Hexadecimal: 0x1296BD6C0140
• Base-36: 78TDM01FK

Squares and roots of 20438632366400

• 20438632366400 squared (20438632366400²) is 417737693008853663848960000
• 20438632366400 cubed (20438632366400³) is 8537987132996023495704579456978944000000
• The square root of 20438632366400 is 4520910.5682815713
• The cube root of 20438632366400 is 27341.1814646121

Scales and comparisons

• 20,438,632,366,400 seconds is equal to 649,885 years, 14 weeks, 6 days, 23 hours, 33 minutes, 20 seconds.
• To count from 1 to 20,438,632,366,400 would take you about one million, six hundred twenty-four thousand, seven hundred thirteen 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 20438632366400 cubic inches would be around 2278.4 feet tall.

Recreational maths with 20438632366400

• 20438632366400 backwards is 00466323683402
• The number of decimal digits it has is: 14
• The sum of 20438632366400's digits is 47
• More coming soon!