21369328704

Names of 21369328704

• Cardinal: 21369328704 can be written as Twenty-one billion, three hundred sixty-nine million, three hundred twenty-eight thousand, seven hundred four.

Scientific notation

• Scientific notation: 2.1369328704 × 10¹⁰

Factors of 21369328704

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 973

Divisors of 21369328704

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 31 32 36 46 48 61 62 64 69 72 92 93 96 122 124 138 144 183 184 186 192 207 244 248 276 279 288 366 368 372 414 488 496 549 552 558 576 713 732 736 744 828 853 976 992 1098 1104 1116 1403 1426 1464 1472 1488 1656 1706 1891 1952 1984 2139 2196 2208 2232 2559 2806 2852 2928 2976 3312 3412 3782 3904 4209 4278 4392 4416 4464 5118 5612 5673 5704 5856 5952 6417 6624 6824 7564 7677 8418 8556 8784 8928 10236 11224 11346 11408 11712 12627 12834 13248 13648 15128 15354 16836 17019 17112 17568 17856 19619 20472 22448 22692 22816 25254 25668 26443 27296 30256 30708 33672 34038 34224 35136 39238 40944 43493 44896 45384 45632 50508 51336 52033 52886 54592 58857 60512 61416 67344 68076 68448 78476 79329 81888 86986 89792 90768 101016 102672 104066 105772 117714 121024 122832 130479 134688 136152 136896 156099 156952 158658 163776 173972 176571 181536 202032 205344 208132 211544 235428 237987 245664 260958 269376 272304 312198 313904 317316 347944 353142 363072 391437 404064 410688 416264 423088 468297 470856 475974 491328 521916 544608 608189 624396 627808 634632 695888 706284 782874 808128 832528 846176 936594 941712 951948 1043832 1089216 1196759 1216378 1248792 1255616 1269264 1391776 1412568 1565748 1613023 1665056 1692352 1824567 1873188 1883424 1903896 2087664 2393518 2432756 2497584 2538528 2783552 2825136 3131496 3226046 3330112 3590277 3649134 3746376 3766848 3807792 4175328 4787036 4839069 4865512 4995168 5077056 5473701 5650272 6262992 6452092 7180554 7298268 7492752 7615584 8350656 9574072 9678138 9731024 9990336 10770831 10947402 11300544 12525984 12904184 14361108 14517207 14596536 14985504 15231168 19148144 19356276 19462048 21541662 21894804 25051968 25808368 28722216 29034414 29193072 29971008 37099529 38296288 38712552 38924096 43083324 43789608 51616736 57444432 58068828 58386144 74199058 76592576 77425104 86166648 87579216 103233472 111298587 114888864 116137656 116772288 148398116 154850208 172333296 175158432 222597174 229777728 232275312 296796232 309700416 333895761 344666592 350316864 445194348 464550624 593592464 667791522 689333184 890388696 929101248 1187184928 1335583044 1780777392 2374369856 2671166088 3561554784 5342332176 7123109568 10684664352 21369328704
• Sum of all divisors σ(n): 67136369664
• Sum of proper divisors (its aliquot sum) s(n): 45767040960
• 21369328704 is an abundant number, because the sum of its proper divisors (45767040960) is greater than itself. Its abundance is 24397712256

Bases of 21369328704

• Binary: 10011111001101101100001010001000000₂
• Hexadecimal: 0x4F9B61440
• Base-36: 9TEQVK0

Squares and roots of 21369328704

• 21369328704 squared (21369328704²) is 456648209259598319616
• 21369328704 cubed (21369328704³) is 9758265685761332958880355057664
• The square root of 21369328704 is 146182.5184623661
• The cube root of 21369328704 is 2775.0040831691

Scales and comparisons

• 21,369,328,704 seconds is equal to 679 years, 24 weeks, 6 days, 4 hours, 38 minutes, 24 seconds.
• To count from 1 to 21,369,328,704 would take you about one thousand, three hundred fifty-eight 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 21369328704 cubic inches would be around 231.3 feet tall.

Recreational maths with 21369328704

• 21369328704 backwards is 40782396312
• The number of decimal digits it has is: 11
• The sum of 21369328704's digits is 45
• More coming soon!