21320224380

Names of 21320224380

• Cardinal: 21320224380 can be written as Twenty-one billion, three hundred twenty million, two hundred twenty-four thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.132022438 × 10¹⁰

Factors of 21320224380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 62011

Divisors of 21320224380

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 27 28 30 35 36 39 42 45 49 52 54 60 63 65 70 78 84 90 91 98 105 108 117 126 130 135 140 147 156 180 182 189 195 196 210 234 245 252 260 270 273 294 315 351 364 378 390 420 441 455 468 490 540 546 585 588 630 637 702 735 756 780 819 882 910 945 980 1092 1170 1260 1274 1323 1365 1404 1470 1638 1755 1764 1820 1890 1911 2205 2340 2457 2548 2646 2730 2940 3185 3276 3510 3780 3822 4095 4410 4914 5292 5460 5733 6370 6615 7020 7644 8190 8820 9555 9828 11466 12285 12740 13230 16380 17199 19110 22932 24570 26460 28665 34398 38220 49140 57330 61981 68796 85995 114660 123962 171990 185943 247924 309905 343980 371886 433867 557829 619810 743772 805753 867734 929715 1115658 1239620 1301601 1611506 1673487 1735468 1859430 2169335 2231316 2417259 2603202 2789145 3037069 3223012 3346974 3718860 3904803 4028765 4338670 4834518 5206404 5578290 5640271 6074138 6508005 6693948 7251777 7809606 8057530 8367435 8677340 9111207 9669036 11156580 11280542 11714409 12086295 12148276 13016010 14503554 15185345 15619212 16115060 16734870 16920813 18222414 19524015 21755331 22561084 23428818 24172590 26032020 27333621 28201355 29007108 30370690 33469740 33841626 36258885 36444828 39048030 39481897 43510662 45556035 46857636 48345180 50762439 54667242 56402710 58572045 60741380 67683252 72517770 78096060 78963794 82000863 84604065 87021324 91112070 101524878 108776655 109334484 112805420 117144090 118445691 136668105 145035540 152287317 157927588 164001726 169208130 182224140 197409485 203049756 217553310 234288180 236891382 253812195 273336210 304574634 328003452 338416260 355337073 394818970 410004315 435106620 473782764 507624390 546672420 592228455 609149268 710674146 761436585 789637940 820008630 1015248780 1066011219 1184456910 1421348292 1522873170 1640017260 1776685365 2132022438 2368913820 3045746340 3553370730 4264044876 5330056095 7106741460 10660112190 21320224380
• Sum of all divisors σ(n): 83095548480
• Sum of proper divisors (its aliquot sum) s(n): 61775324100
• 21320224380 is an abundant number, because the sum of its proper divisors (61775324100) is greater than itself. Its abundance is 40455099720

Bases of 21320224380

• Binary: 10011110110110010001100111001111100₂
• Hexadecimal: 0x4F6C8CE7C
• Base-36: 9SLIEF0

Squares and roots of 21320224380

• 21320224380 squared (21320224380²) is 454551967613546384400
• 21320224380 cubed (21320224380³) is 9691149941891302042945731672000
• The square root of 21320224380 is 146014.4663380995
• The cube root of 21320224380 is 2772.8769034681

Scales and comparisons

• 21,320,224,380 seconds is equal to 677 years, 47 weeks, 4 days, 20 hours, 33 minutes.
• To count from 1 to 21,320,224,380 would take you about one thousand, three hundred fifty-five 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 21320224380 cubic inches would be around 231.1 feet tall.

Recreational maths with 21320224380

• 21320224380 backwards is 08342202312
• 21320224380 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21320224380's digits is 27
• More coming soon!