21684288148160

Names of 21684288148160

• Cardinal: 21684288148160 can be written as Twenty-one trillion, six hundred eighty-four billion, two hundred eighty-eight million, one hundred forty-eight thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.168428814816 × 10¹³

Factors of 21684288148160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 53434

Divisors of 21684288148160

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 121 160 176 220 242 320 352 440 484 605 704 880 968 1210 1760 1936 2420 3520 3872 4840 7744 9680 14327 19360 28654 38720 39089 57308 71635 78178 114616 143270 156356 157597 195445 229232 286540 312712 315194 390890 429979 458464 573080 625424 630388 781780 787985 859958 916928 1146160 1250848 1260776 1563560 1575970 1719916 1733567 2149895 2292320 2501696 2521552 3127120 3151940 3439832 3467134 4299790 4584640 4729769 5043104 6254240 6303880 6879664 6934268 8599580 8667835 9459538 10086208 12508480 12607760 13759328 13868536 17199160 17335670 18919076 23648845 25215520 27518656 27737072 34398320 34671340 37838152 47297690 50431040 55474144 68796640 69342680 75676304 94595380 110948288 137593280 138685360 151352608 189190760 277370720 302705216 378381520 554741440 560028103 756763040 1120056206 1513526080 2240112412 2800140515 4480224824 5600281030 6160309133 8960449648 11200562060 12320618266 17920899296 22401124120 24641236532 30801545665 35841798592 44802248240 49282473064 61603091330 67763400463 89604496480 98564946128 123206182660 135526800926 179208992960 197129892256 246412365320 271053601852 338817002315 394259784512 492824730640 542107203704 677634004630 985649461280 1084214407408 1355268009260 1971298922560 2168428814816 2710536018520 4336857629632 5421072037040 10842144074080 21684288148160
• Sum of all divisors σ(n): 56762021725920
• Sum of proper divisors (its aliquot sum) s(n): 35077733577760
• 21684288148160 is an abundant number, because the sum of its proper divisors (35077733577760) is greater than itself. Its abundance is 13393445429600

Bases of 21684288148160

• Binary: 100111011100011000100010010101101001011000000₂
• Hexadecimal: 0x13B8C44AD2C0
• Base-36: 7OPMHAI0W

Squares and roots of 21684288148160

• 21684288148160 squared (21684288148160²) is 470208352492432242111385600
• 21684288148160 cubed (21684288148160³) is 10196133405117488063707774420675690496000
• The square root of 21684288148160 is 4656639.1472992623
• The cube root of 21684288148160 is 27885.7110698961

Scales and comparisons

• 21,684,288,148,160 seconds is equal to 689,493 years, 15 weeks, 6 hours, 29 minutes, 20 seconds.
• To count from 1 to 21,684,288,148,160 would take you about one million, seven hundred twenty-three thousand, seven hundred thirty-three 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 21684288148160 cubic inches would be around 2323.8 feet tall.

Recreational maths with 21684288148160

• 21684288148160 backwards is 06184188248612
• The number of decimal digits it has is: 14
• The sum of 21684288148160's digits is 59
• More coming soon!