71720484930

Names of 71720484930

• Cardinal: 71720484930 can be written as Seventy-one billion, seven hundred twenty million, four hundred eighty-four thousand, nine hundred thirty.

Scientific notation

• Scientific notation: 7.172048493 × 10¹⁰

Factors of 71720484930

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1974

Divisors of 71720484930

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 29 30 31 45 58 62 87 90 93 145 155 174 186 261 279 290 310 435 465 522 558 811 870 899 930 1093 1305 1395 1622 1798 2186 2433 2610 2697 2790 3279 4055 4495 4866 5394 5465 6558 7299 8091 8110 8990 9837 10930 12165 13485 14598 16182 16395 19674 23519 24330 25141 26970 31697 32790 33883 36495 40455 47038 49185 50282 63394 67766 70557 72990 75423 80910 95091 98370 101649 117595 125705 141114 150846 158485 169415 190182 203298 211671 226269 235190 251410 285273 304947 316970 338830 352785 377115 423342 452538 475455 508245 570546 609894 705570 729089 754230 886423 950910 982607 1016490 1058355 1131345 1426365 1458178 1524735 1772846 1965214 2116710 2187267 2262690 2659269 2852730 2947821 3049470 3645445 4374534 4432115 4913035 5318538 5895642 6561801 7290890 7977807 8843463 8864230 9826070 10936335 13123602 13296345 14739105 15955614 17686926 21872670 25706267 26592690 27479113 29478210 32809005 39889035 44217315 51412534 54958226 65618010 77118801 79778070 82437339 88434630 128531335 137395565 154237602 164874678 231356403 247312017 257062670 274791130 385594005 412186695 462712806 494624034 771188010 796894277 824373390 1156782015 1236560085 1593788554 2313564030 2390682831 2473120170 3984471385 4781365662 7172048493 7968942770 11953414155 14344096986 23906828310 35860242465 71720484930
• Sum of all divisors σ(n): 199554001920
• Sum of proper divisors (its aliquot sum) s(n): 127833516990
• 71720484930 is an abundant number, because the sum of its proper divisors (127833516990) is greater than itself. Its abundance is 56113032060

Bases of 71720484930

• Binary: 1000010110010110111111100000001000010₂
• Hexadecimal: 0x10B2DFC042
• Base-36: WY4IWCI

Squares and roots of 71720484930

• 71720484930 squared (71720484930²) is 5143827958594357104900
• 71720484930 cubed (71720484930³) is 368917835586879252725018879157000
• The square root of 71720484930 is 267806.8052346691
• The cube root of 71720484930 is 4154.7771944109

Scales and comparisons

• 71,720,484,930 seconds is equal to 2,280 years, 25 weeks, 3 days, 4 hours, 55 minutes, 30 seconds.
• To count from 1 to 71,720,484,930 would take you about four thousand, five hundred sixty 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 71720484930 cubic inches would be around 346.2 feet tall.

Recreational maths with 71720484930

• 71720484930 backwards is 03948402717
• 71720484930 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 71720484930's digits is 45
• More coming soon!