201428745920

Names of 201428745920

• Cardinal: 201428745920 can be written as Two hundred one billion, four hundred twenty-eight million, seven hundred forty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.0142874592 × 10¹¹

Factors of 201428745920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 104

Divisors of 201428745920

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 32 34 37 40 43 64 68 74 80 85 86 136 148 160 170 172 185 215 272 289 296 320 340 344 370 430 544 578 592 629 680 688 731 740 860 1088 1156 1184 1258 1360 1369 1376 1445 1462 1480 1591 1720 2312 2368 2516 2720 2738 2752 2890 2924 2960 3145 3182 3440 3655 4624 5032 5440 5476 5780 5848 5920 6290 6364 6845 6880 7310 7955 9248 10064 10693 10952 11560 11696 11840 12427 12580 12728 13690 13760 14620 15910 18496 20128 21386 21904 23120 23273 23392 24854 25160 25456 27047 27380 29240 31820 40256 42772 43808 46240 46546 46784 49708 50320 50653 50912 53465 54094 54760 58480 58867 62135 63640 85544 87616 92480 93092 99416 100640 101306 101824 106930 108188 109520 116365 116960 117734 124270 127280 135235 171088 186184 198832 201280 202612 213860 216376 219040 232730 233920 235468 248540 253265 254560 270470 294335 342176 372368 395641 397664 405224 427720 432752 438080 459799 465460 470936 497080 506530 509120 540940 588670 684352 744736 791282 795328 810448 855440 861101 865504 919598 930920 941872 994160 1000739 1013060 1081880 1177340 1489472 1582564 1620896 1710880 1722202 1731008 1839196 1861840 1883744 1978205 1988320 2001478 2026120 2163760 2178079 2298995 2354680 3165128 3241792 3421760 3444404 3678392 3723680 3767488 3956410 3976640 4002956 4052240 4305505 4327520 4356158 4597990 4709360 5003695 6330256 6888808 7356784 7447360 7912820 8005912 8104480 8611010 8655040 8712316 9195980 9418720 10007390 10890395 12660512 13777616 14638717 14713568 15825640 16011824 16208960 17012563 17222020 17424632 18391960 18837440 20014780 21780790 25321024 27555232 29277434 29427136 31651280 32023648 34025126 34444040 34849264 36783920 37027343 40029560 43561580 55110464 58554868 63302560 64047296 68050252 68888080 69698528 73193585 73567840 74054686 80059120 85062815 87123160 117109736 126605120 136100504 137776160 139397056 146387170 147135680 148109372 160118240 170125630 174246320 185136715 234219472 272201008 275552320 292774340 296218744 320236480 340251260 348492640 370273430 468438944 544402016 585548680 592437488 629464831 680502520 696985280 740546860 936877888 1088804032 1171097360 1184874976 1258929662 1361005040 1481093720 2342194720 2369749952 2517859324 2722010080 2962187440 3147324155 4684389440 5035718648 5444020160 5924374880 6294648310 10071437296 11848749760 12589296620 20142874592 25178593240 40285749184 50357186480 100714372960 201428745920
• Sum of all divisors σ(n): 535858577760
• Sum of proper divisors (its aliquot sum) s(n): 334429831840
• 201428745920 is an abundant number, because the sum of its proper divisors (334429831840) is greater than itself. Its abundance is 133001085920

Bases of 201428745920

• Binary: 10111011100110000101101011111011000000₂
• Hexadecimal: 0x2EE616BEC0
• Base-36: 2KJ9H328

Squares and roots of 201428745920

• 201428745920 squared (201428745920²) is 40573539682903916646400
• 201428745920 cubed (201428745920³) is 8172677215862690393940564082688000
• The square root of 201428745920 is 448808.1393201329
• The cube root of 201428745920 is 5861.9280418903

Scales and comparisons

• 201,428,745,920 seconds is equal to 6,404 years, 42 weeks, 1 day, 5 hours, 25 minutes, 20 seconds.
• To count from 1 to 201,428,745,920 would take you about twelve thousand, eight hundred nine 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 201428745920 cubic inches would be around 488.5 feet tall.

Recreational maths with 201428745920

• 201428745920 backwards is 029547824102
• The number of decimal digits it has is: 12
• The sum of 201428745920's digits is 44
• More coming soon!