21116339790

Names of 21116339790

• Cardinal: 21116339790 can be written as Twenty-one billion, one hundred sixteen million, three hundred thirty-nine thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 2.111633979 × 10¹⁰

Factors of 21116339790

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 609

Divisors of 21116339790

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 21 23 26 30 35 39 42 46 49 65 69 70 78 91 98 105 107 115 130 138 147 161 182 195 210 214 230 245 273 294 299 321 322 345 390 449 455 483 490 535 546 598 637 642 690 735 749 805 897 898 910 966 1070 1127 1274 1347 1365 1391 1470 1495 1498 1605 1610 1794 1911 2093 2245 2247 2254 2415 2461 2694 2730 2782 2990 3143 3185 3210 3381 3745 3822 4173 4186 4485 4490 4494 4830 4922 5243 5635 5837 6279 6286 6370 6735 6762 6955 7383 7490 8346 8970 9429 9555 9737 10327 10465 10486 11235 11270 11674 12305 12558 13470 13910 14651 14766 15715 15729 16905 17227 17511 18858 19110 19474 20654 20865 20930 22001 22470 24610 26215 29185 29211 29302 30981 31395 31430 31458 31993 33810 34454 35022 36915 40859 41730 43953 44002 47145 48043 48685 51635 51681 52430 58370 58422 61962 62790 63986 66003 68159 72289 73255 73830 78645 81718 86135 87555 87906 94290 95979 96086 97370 103270 103362 110005 120589 122577 132006 134251 136318 144129 144578 146055 146510 154905 157290 159965 172270 175110 191958 204295 204477 216867 219765 220010 223951 240215 241178 245154 258405 268502 286013 288258 292110 309810 319930 330015 336301 340795 361445 361767 402753 408590 408954 433734 439530 447902 479895 480430 506023 516810 572026 602945 612885 624559 660030 671255 671853 672602 681590 720645 722890 723534 805506 858039 939757 959790 1008903 1012046 1022385 1084335 1104989 1119755 1205890 1225770 1249118 1342510 1343706 1430065 1441290 1518069 1567657 1681505 1716078 1808835 1873677 1879514 2013765 2017806 2044770 2168670 2209978 2239510 2354107 2530115 2819271 2860130 3036138 3122795 3135314 3314967 3359265 3363010 3617670 3747354 4027530 4290195 4371913 4698785 4702971 4708214 5044515 5060230 5524945 5638542 6245590 6578299 6629934 6718530 7062321 7590345 7734923 7838285 8580390 8743826 9368385 9397570 9405942 10089030 11049890 11770535 13115739 13156598 14096355 14124642 14364857 15180690 15469846 15676570 16574835 18736770 19734897 21859565 23204769 23514855 23541070 26231478 28192710 28729714 30603391 32891495 33149670 35311605 38674615 39469794 43094571 43719130 46409538 47029710 54144461 61206782 65578695 65782990 70623210 71824285 77349230 86189142 91810173 98674485 100553999 108288922 116023845 131157390 143648570 153016955 162433383 183620346 197348970 201107998 215472855 232047690 270722305 301661997 306033910 324866766 430945710 459050865 502769995 541444610 603323994 703877993 812166915 918101730 1005539990 1407755986 1508309985 1624333830 2111633979 3016619970 3519389965 4223267958 7038779930 10558169895 21116339790
• Sum of all divisors σ(n): 67016678400
• Sum of proper divisors (its aliquot sum) s(n): 45900338610
• 21116339790 is an abundant number, because the sum of its proper divisors (45900338610) is greater than itself. Its abundance is 24783998820

Bases of 21116339790

• Binary: 10011101010101000011100011001001110₂
• Hexadecimal: 0x4EAA1C64E
• Base-36: 9P84G26

Squares and roots of 21116339790

• 21116339790 squared (21116339790²) is 445899806126737244100
• 21116339790 cubed (21116339790³) is 9415771818467307450463772739000
• The square root of 21116339790 is 145314.6234554527
• The cube root of 21116339790 is 2764.0096009593

Scales and comparisons

• 21,116,339,790 seconds is equal to 671 years, 22 weeks, 4 days, 1 hour, 56 minutes, 30 seconds.
• To count from 1 to 21,116,339,790 would take you about one thousand, three hundred forty-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 21116339790 cubic inches would be around 230.3 feet tall.

Recreational maths with 21116339790

• 21116339790 backwards is 09793361112
• 21116339790 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21116339790's digits is 42
• More coming soon!