21431820800

Names of 21431820800

• Cardinal: 21431820800 can be written as Twenty-one billion, four hundred thirty-one million, eight hundred twenty thousand, eight hundred.

Scientific notation

• Scientific notation: 2.14318208 × 10¹⁰

Factors of 21431820800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 116

Divisors of 21431820800

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 32 37 40 50 52 59 64 65 74 80 100 104 118 128 130 148 160 185 200 208 236 256 260 295 296 320 325 370 400 416 472 481 512 520 590 592 640 650 740 767 800 832 925 944 962 1040 1180 1184 1280 1300 1475 1480 1534 1600 1664 1850 1888 1924 2080 2183 2360 2368 2405 2560 2600 2950 2960 3068 3200 3328 3481 3700 3776 3835 3848 4160 4366 4720 4736 4810 5200 5900 5920 6136 6400 6656 6962 7400 7552 7670 7696 8320 8732 9440 9472 9620 10400 10915 11800 11840 12025 12272 12800 13924 14800 15104 15340 15392 16640 17405 17464 18880 18944 19175 19240 20800 21830 23600 23680 24050 24544 27848 28379 29600 30208 30680 30784 33280 34810 34928 37760 38350 38480 41600 43660 45253 47200 47360 48100 49088 54575 55696 56758 59200 61360 61568 69620 69856 75520 76700 76960 83200 87025 87320 90506 94400 94720 96200 98176 109150 111392 113516 118400 122720 123136 128797 139240 139712 141895 151040 153400 153920 166400 174050 174640 181012 188800 192400 196352 218300 222784 226265 227032 236800 245440 246272 257594 278480 279424 283790 306800 307840 348100 349280 362024 377600 384800 392704 436600 445568 452530 454064 473600 490880 515188 556960 558848 567580 613600 615680 643985 696200 698560 709475 724048 755200 769600 873200 891136 905060 908128 981760 1030376 1113920 1117696 1131325 1135160 1227200 1231360 1287970 1392400 1397120 1418950 1448096 1539200 1674361 1746400 1782272 1810120 1816256 1963520 2060752 2227840 2262650 2270320 2454400 2575940 2784800 2794240 2837900 2896192 3078400 3219925 3348722 3492800 3620240 3632512 4121504 4455680 4525300 4540640 4908800 5151880 5569600 5588480 5675800 5792384 6156800 6439850 6697444 6985600 7240480 7265024 8243008 8371805 8911360 9050600 9081280 9817600 10303760 11139200 11351600 11584768 12879700 13394888 13971200 14480960 14530048 16486016 16743610 18101200 18162560 20607520 22278400 22703200 23169536 25759400 26789776 27942400 28961920 32972032 33487220 36202400 36325120 41215040 41859025 44556800 45406400 51518800 53579552 57923840 65944064 66974440 72404800 72650240 82430080 83718050 90812800 103037600 107159104 115847680 133948880 144809600 164860160 167436100 181625600 206075200 214318208 267897760 289619200 329720320 334872200 363251200 412150400 428636416 535795520 579238400 669744400 824300800 857272832 1071591040 1339488800 1648601600 2143182080 2678977600 4286364160 5357955200 10715910400 21431820800
• Sum of all divisors σ(n): 59741329956
• Sum of proper divisors (its aliquot sum) s(n): 38309509156
• 21431820800 is an abundant number, because the sum of its proper divisors (38309509156) is greater than itself. Its abundance is 16877688356

Bases of 21431820800

• Binary: 10011111101011011111010001000000000₂
• Hexadecimal: 0x4FD6FA200
• Base-36: 9UFYARK

Squares and roots of 21431820800

• 21431820800 squared (21431820800²) is 459322942803312640000
• 21431820800 cubed (21431820800³) is 9844126999489246146854912000000
• The square root of 21431820800 is 146396.1092379165
• The cube root of 21431820800 is 2777.7065085833

Scales and comparisons

• 21,431,820,800 seconds is equal to 681 years, 24 weeks, 1 day, 11 hours, 33 minutes, 20 seconds.
• To count from 1 to 21,431,820,800 would take you about one thousand, three hundred sixty-two 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 21431820800 cubic inches would be around 231.5 feet tall.

Recreational maths with 21431820800

• 21431820800 backwards is 00802813412
• The number of decimal digits it has is: 11
• The sum of 21431820800's digits is 29
• More coming soon!