21230358400

Names of 21230358400

• Cardinal: 21230358400 can be written as Twenty-one billion, two hundred thirty million, three hundred fifty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.12303584 × 10¹⁰

Factors of 21230358400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1040

Divisors of 21230358400

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 53 64 80 100 106 128 151 160 200 212 265 302 320 400 424 530 604 640 755 800 829 848 1060 1208 1325 1510 1600 1658 1696 2120 2416 2650 3020 3200 3316 3392 3775 4145 4240 4832 5300 6040 6632 6784 7550 8003 8290 8480 9664 10600 12080 13264 15100 16006 16580 16960 19328 20725 21200 24160 26528 30200 32012 33160 33920 40015 41450 42400 43937 48320 53056 60400 64024 66320 80030 82900 84800 87874 96640 106112 120800 125179 128048 132640 160060 165800 169600 175748 200075 219685 241600 250358 256096 265280 320120 331600 351496 400150 439370 483200 500716 512192 530560 625895 640240 663200 702992 800300 878740 1001432 1024384 1098425 1251790 1280480 1326400 1405984 1600600 1757480 2002864 2196850 2503580 2560960 2652800 2811968 3129475 3201200 3514960 4005728 4393700 5007160 5121920 5623936 6258950 6402400 6634487 7029920 8011456 8787400 10014320 12517900 12804800 13268974 14059840 16022912 17574800 20028640 25035800 25609600 26537948 28119680 33172435 35149600 40057280 50071600 53075896 66344870 70299200 80114560 100143200 106151792 132689740 140598400 165862175 200286400 212303584 265379480 331724350 400572800 424607168 530758960 663448700 849214336 1061517920 1326897400 2123035840 2653794800 4246071680 5307589600 10615179200 21230358400
• Sum of all divisors σ(n): 53853919200
• Sum of proper divisors (its aliquot sum) s(n): 32623560800
• 21230358400 is an abundant number, because the sum of its proper divisors (32623560800) is greater than itself. Its abundance is 11393202400

Bases of 21230358400

• Binary: 10011110001011011011000111110000000₂
• Hexadecimal: 0x4F16D8F80
• Base-36: 9R409DS

Squares and roots of 21230358400

• 21230358400 squared (21230358400²) is 450728117792450560000
• 21230358400 cubed (21230358400³) is 9569119481691142203080704000000
• The square root of 21230358400 is 145706.4116640033
• The cube root of 21230358400 is 2768.9754711781

Scales and comparisons

• 21,230,358,400 seconds is equal to 675 years, 3 weeks, 17 hours, 46 minutes, 40 seconds.
• To count from 1 to 21,230,358,400 would take you about one thousand, three hundred fifty 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 21230358400 cubic inches would be around 230.7 feet tall.

Recreational maths with 21230358400

• 21230358400 backwards is 00485303212
• The number of decimal digits it has is: 11
• The sum of 21230358400's digits is 28
• More coming soon!