21007022760

Names of 21007022760

• Cardinal: 21007022760 can be written as Twenty-one billion, seven million, twenty-two thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.100702276 × 10¹⁰

Factors of 21007022760

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1857

Divisors of 21007022760

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 53 54 60 71 72 81 90 106 108 120 135 142 159 162 180 212 213 216 265 270 284 318 324 355 360 405 424 426 477 530 540 568 636 639 648 710 795 810 852 954 1060 1065 1080 1272 1278 1420 1431 1590 1620 1704 1723 1908 1917 2120 2130 2385 2556 2840 2862 3180 3195 3240 3446 3763 3816 3834 4260 4293 4770 5112 5169 5724 5751 6360 6390 6892 7155 7526 7668 8520 8586 8615 9540 9585 10338 11289 11448 11502 12780 13784 14310 15052 15336 15507 17172 17230 18815 19080 19170 20676 21465 22578 23004 25560 25845 28620 28755 30104 31014 33867 34344 34460 37630 38340 41352 42930 45156 46008 46521 51690 56445 57240 57510 62028 67734 68920 75260 76680 77535 85860 90312 91319 93042 101601 103380 112890 115020 122333 124056 135468 139563 150520 155070 169335 171720 182638 186084 203202 206760 225780 230040 232605 244666 270936 273957 279126 304803 310140 338670 365276 366999 372168 406404 451560 456595 465210 489332 508005 547914 558252 609606 611665 620280 677340 697815 730552 733998 812808 821871 913190 930420 978664 1016010 1095828 1100997 1116504 1219212 1223330 1354680 1369785 1395630 1467996 1524015 1643742 1826380 1834995 1860840 2032020 2191656 2201994 2438424 2446660 2465613 2739570 2791260 2935992 3048030 3287484 3302991 3652760 3669990 4064040 4109355 4403988 4893320 4931226 5479140 5504985 5582520 6096060 6483649 6574968 6605982 7339980 7396839 8218710 8807976 9862452 9908973 10958280 11009970 12192120 12328065 12967298 13211964 14679960 14793678 16437420 16514955 19450947 19724904 19817946 22019940 24656130 25934596 26423928 29587356 32418245 32874840 33029910 36984195 38901894 39635892 44039880 49312260 49544865 51869192 58352841 59174712 64836490 66059820 73968390 77803788 79271784 97254735 98624520 99089730 116705682 129672980 132119640 147936780 155607576 175058523 194509470 198179460 233411364 259345960 291764205 295873560 350117046 389018940 396358920 466822728 525175569 583528410 700234092 778037880 875292615 1050351138 1167056820 1400468184 1750585230 2100702276 2334113640 2625877845 3501170460 4201404552 5251755690 7002340920 10503511380 21007022760
• Sum of all divisors σ(n): 72994711680
• Sum of proper divisors (its aliquot sum) s(n): 51987688920
• 21007022760 is an abundant number, because the sum of its proper divisors (51987688920) is greater than itself. Its abundance is 30980666160

Bases of 21007022760

• Binary: 10011100100000111011011101010101000₂
• Hexadecimal: 0x4E41DBAA8
• Base-36: 9NF1EI0

Squares and roots of 21007022760

• 21007022760 squared (21007022760²) is 441295005239158017600
• 21007022760 cubed (21007022760³) is 9270294218933311718959680576000
• The square root of 21007022760 is 144937.9962604699
• The cube root of 21007022760 is 2759.2316859517

Scales and comparisons

• 21,007,022,760 seconds is equal to 667 years, 49 weeks, 5 days, 20 hours, 6 minutes.
• To count from 1 to 21,007,022,760 would take you about one thousand, three hundred thirty-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 21007022760 cubic inches would be around 229.9 feet tall.

Recreational maths with 21007022760

• 21007022760 backwards is 06722070012
• 21007022760 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21007022760's digits is 27
• More coming soon!