131745078920

Names of 131745078920

• Cardinal: 131745078920 can be written as One hundred thirty-one billion, seven hundred forty-five million, seventy-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.3174507892 × 10¹¹

Factors of 131745078920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8144

Divisors of 131745078920

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 49 52 56 65 70 91 98 104 130 140 169 182 196 245 260 280 338 343 364 392 455 490 520 637 676 686 728 845 910 980 1183 1274 1352 1372 1690 1715 1820 1960 2366 2401 2548 2744 3185 3380 3430 3640 4459 4732 4802 5096 5915 6370 6760 6860 8117 8281 8918 9464 9604 11830 12005 12740 13720 16234 16562 17836 19208 22295 23660 24010 25480 31213 32468 33124 35672 40585 41405 44590 47320 48020 56819 57967 62426 64936 66248 81170 82810 89180 96040 105521 113638 115934 124852 156065 162340 165620 178360 211042 227276 231868 249704 284095 289835 312130 324680 331240 397733 405769 422084 454552 463736 527605 568190 579670 624260 738647 795466 811538 844168 1055210 1136380 1159340 1248520 1371773 1477294 1590932 1623076 1988665 2028845 2110420 2272760 2318680 2743546 2784131 2954588 3181864 3246152 3693235 3977330 4057690 4220840 5170529 5487092 5568262 5909176 6858865 7386470 7954660 8115380 9602411 10341058 10974184 11136524 13717730 13920655 14772940 15909320 16230760 19204822 19488917 20682116 22273048 25852645 27435460 27841310 29545880 36193703 38409644 38977834 41364232 48012055 51705290 54870920 55682620 67216877 72387406 76819288 77955668 96024110 97444585 103410580 111365240 134433754 144774812 155911336 180968515 192048220 194889170 206821160 253355921 268867508 289549624 336084385 361937030 384096440 389778340 470518139 506711842 537735016 672168770 723874060 779556680 941036278 1013423684 1266779605 1344337540 1447748120 1882072556 2026847368 2352590695 2533559210 2688675080 3293626973 3764145112 4705181390 5067118420 6587253946 9410362780 10134236840 13174507892 16468134865 18820725560 26349015784 32936269730 65872539460 131745078920
• Sum of all divisors σ(n): 374503391460
• Sum of proper divisors (its aliquot sum) s(n): 242758312540
• 131745078920 is an abundant number, because the sum of its proper divisors (242758312540) is greater than itself. Its abundance is 111013233620

Bases of 131745078920

• Binary: 1111010101100100111100101111010001000₂
• Hexadecimal: 0x1EAC9E5E88
• Base-36: 1OITM9HK

Squares and roots of 131745078920

• 131745078920 squared (131745078920²) is 17356765819637028366400
• 131745078920 cubed (131745078920³) is 2286668482704038787885646676288000
• The square root of 131745078920 is 362967.0493584783
• The cube root of 131745078920 is 5088.3635623919

Scales and comparisons

• 131,745,078,920 seconds is equal to 4,189 years, 4 weeks, 3 days, 7 hours, 15 minutes, 20 seconds.
• To count from 1 to 131,745,078,920 would take you about eight thousand, three hundred seventy-eight 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 131745078920 cubic inches would be around 424 feet tall.

Recreational maths with 131745078920

• 131745078920 backwards is 029870547131
• The number of decimal digits it has is: 12
• The sum of 131745078920's digits is 47
• More coming soon!