21231464896400

Names of 21231464896400

• Cardinal: 21231464896400 can be written as Twenty-one trillion, two hundred thirty-one billion, four hundred sixty-four million, eight hundred ninety-six thousand, four hundred.

Scientific notation

• Scientific notation: 2.12314648964 × 10¹³

Factors of 21231464896400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 85551

Divisors of 21231464896400

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 31 40 44 50 55 62 80 88 100 110 124 155 176 200 220 248 275 310 341 400 440 496 550 620 682 775 880 1100 1240 1364 1550 1705 1861 2200 2480 2728 3100 3410 3722 4400 5456 6200 6820 7444 8525 9305 12400 13640 14888 17050 18610 20471 27280 29776 34100 37220 40942 46525 57691 68200 74440 81884 83641 93050 102355 115382 136400 148880 163768 167282 186100 204710 230764 288455 327536 334564 372200 409420 418205 461528 511775 576910 634601 669128 744400 818840 836410 920051 923056 1023550 1153820 1269202 1338256 1442275 1637680 1672820 1840102 2047100 2091025 2307640 2538404 2592871 2884550 3173005 3345640 3680204 4094200 4182050 4600255 4615280 5076808 5185742 5769100 6346010 6691280 7360408 8188400 8364100 9200510 10153616 10371484 11538200 12692020 12964355 14720816 15865025 16728200 18401020 20742968 23001275 23076400 25384040 25928710 28521581 31730050 33456400 36802040 41485936 46002550 50768080 51857420 57043162 63460100 64821775 73604080 92005100 103714840 114086324 126920200 129643550 142607905 155655901 184010200 207429680 228172648 253840400 259287100 285215810 311311802 368020400 456345296 518574200 570431620 622623604 713039525 778279505 1037148400 1140863240 1245247208 1426079050 1556559010 1712214911 2281726480 2490494416 2852158100 3113118020 3424429822 3891397525 4825332931 5704316200 6226236040 6848859644 7782795050 8561074555 9650665862 11408632400 12452472080 13697719288 15565590100 17122149110 19301331724 24126664655 27395438576 31131180200 34244298220 38602663448 42805372775 48253329310 53078662241 62262360400 68488596440 77205326896 85610745550 96506658620 106157324482 120633323275 136977192880 171221491100 193013317240 212314648964 241266646550 265393311205 342442982200 386026634480 424629297928 482533293100 530786622410 684885964400 849258595856 965066586200 1061573244820 1326966556025 1930133172400 2123146489640 2653933112050 4246292979280 5307866224100 10615732448200 21231464896400
• Sum of all divisors σ(n): 57472315869696
• Sum of proper divisors (its aliquot sum) s(n): 36240850973296
• 21231464896400 is an abundant number, because the sum of its proper divisors (36240850973296) is greater than itself. Its abundance is 15009386076896

Bases of 21231464896400

• Binary: 100110100111101010101111011000101011110010000₂
• Hexadecimal: 0x134F55EC5790
• Base-36: 7IXLM0OSW

Squares and roots of 21231464896400

• 21231464896400 squared (21231464896400²) is 450775101647065462732960000
• 21231464896400 cubed (21231464896400³) is 9570615746790812194087662647265344000000
• The square root of 21231464896400 is 4607761.3758092985
• The cube root of 21231464896400 is 27690.2357537719

Scales and comparisons

• 21,231,464,896,400 seconds is equal to 675,094 years, 47 weeks, 2 days, 9 hours, 53 minutes, 20 seconds.
• To count from 1 to 21,231,464,896,400 would take you about one million, six hundred eighty-seven thousand, seven hundred thirty-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 21231464896400 cubic inches would be around 2307.5 feet tall.

Recreational maths with 21231464896400

• 21231464896400 backwards is 00469846413212
• 21231464896400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21231464896400's digits is 50
• More coming soon!