745642239440

Names of 745642239440

• Cardinal: 745642239440 can be written as Seven hundred forty-five billion, six hundred forty-two million, two hundred thirty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 7.4564223944 × 10¹¹

Factors of 745642239440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 531

Divisors of 745642239440

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 29 35 40 49 56 58 70 79 80 98 112 116 140 145 158 196 203 232 245 280 290 316 343 392 395 406 409 464 490 553 560 580 632 686 784 790 812 818 841 980 1015 1106 1160 1264 1372 1421 1580 1624 1636 1682 1715 1960 2030 2045 2212 2291 2320 2744 2765 2842 2863 3160 3248 3272 3364 3430 3871 3920 4060 4090 4205 4424 4582 5488 5530 5684 5726 5887 6320 6544 6728 6860 7105 7742 8120 8180 8410 8848 9164 9947 11060 11368 11452 11455 11774 11861 13456 13720 14210 14315 15484 16037 16240 16360 16820 18328 19355 19894 20041 22120 22736 22904 22910 23548 23722 27097 27440 28420 28630 29435 30968 32074 32311 32720 33640 36656 38710 39788 40082 41209 44240 45808 45820 47096 47444 49735 54194 56840 57260 58870 59305 61936 64148 64622 66439 67280 77420 79576 80164 80185 82418 83027 91640 94192 94888 99470 100205 108388 112259 113680 114520 117740 118610 128296 129244 132878 135485 140287 154840 159152 160328 160370 161555 164836 166054 183280 189776 198940 200410 206045 216776 224518 226177 229040 235480 237220 256592 258488 265756 270970 280574 288463 309680 320656 320740 323110 329672 332108 332195 343969 397880 400820 412090 415135 433552 449036 452354 465073 470960 474440 516976 531512 541940 561148 561295 576926 581189 641480 646220 659344 664216 664390 687938 701435 785813 795760 801640 824180 830270 898072 904708 930146 937019 948880 1063024 1083880 1122296 1122590 1130885 1153852 1162378 1282960 1292440 1328432 1328780 1375876 1402870 1442315 1571626 1583239 1603280 1648360 1660540 1719845 1796144 1809416 1860292 1874038 2167760 2244592 2245180 2261770 2307704 2324756 2325365 2407783 2584880 2657560 2751752 2805740 2884630 2905945 3143252 3166478 3255511 3296720 3321080 3439690 3618832 3720584 3748076 3929065 4068323 4490360 4523540 4615408 4649512 4650730 4685095 4815566 5315120 5503504 5611480 5769260 5811890 6286504 6332956 6511022 6559133 6642160 6879380 7441168 7496152 7858130 7916195 8136646 8980720 9047080 9299024 9301460 9370190 9631132 11082673 11222960 11538520 11623780 12038915 12573008 12665912 13022044 13118266 13758760 14992304 15716260 15832390 16273292 16277555 16854481 18094160 18602920 18740380 19262264 20341615 22165346 22788577 23077040 23247560 24077830 25331824 26044088 26236532 27173551 27517520 31432520 31664780 32546584 32555110 32795665 33708962 37205840 37480760 38524528 40683230 44330692 45577154 45913931 46495120 48155660 52088176 52473064 54347102 55413365 62865040 63329560 65093168 65110220 65591330 67417924 74961520 81366460 84272405 88661384 91154308 91827862 96311320 104946128 108694204 110826730 113942885 117981367 126659120 130220440 131182660 134835848 135867755 162732920 168544810 177322768 182308616 183655724 190214857 192622640 217388408 221653460 227885770 229569655 235962734 260440880 262365320 269671696 271735510 321397517 325465840 337089620 364617232 367311448 380429714 434776816 443306920 455771540 459139310 471925468 524730640 543471020 589906835 642795034 674179240 734622896 760859428 886613840 911543080 918278620 943850936 951074285 1086942040 1179813670 1285590068 1331503999 1348358480 1521718856 1606987585 1823086160 1836557240 1887701872 1902148570 2173884080 2359627340 2571180136 2663007998 3043437712 3213975170 3673114480 3804297140 4719254680 5142360272 5326015996 6427950340 6657519995 7608594280 9320527993 9438509360 10652031992 12855900680 13315039990 15217188560 18641055986 21304063984 25711801360 26630079980 37282111972 46602639965 53260159960 74564223944 93205279930 106520319920 149128447888 186410559860 372821119720 745642239440
• Sum of all divisors σ(n): 2125518720000
• Sum of proper divisors (its aliquot sum) s(n): 1379876480560
• 745642239440 is an abundant number, because the sum of its proper divisors (1379876480560) is greater than itself. Its abundance is 634234241120

Bases of 745642239440

• Binary: 1010110110011011101111011010010111010000₂
• Hexadecimal: 0xAD9BBDA5D0
• Base-36: 9IJK4Y4W

Squares and roots of 745642239440

• 745642239440 squared (745642239440²) is 555982349237098291513600
• 745642239440 cubed (745642239440³) is 414563923974262145611598651216384000
• The square root of 745642239440 is 863505.7842539331
• The cube root of 745642239440 is 9067.9719359145

Scales and comparisons

• 745,642,239,440 seconds is equal to 23,709 years, 6 weeks, 12 hours, 17 minutes, 20 seconds.
• To count from 1 to 745,642,239,440 would take you about forty-seven thousand, four hundred eighteen 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 745642239440 cubic inches would be around 755.7 feet tall.

Recreational maths with 745642239440

• 745642239440 backwards is 044932246547
• The number of decimal digits it has is: 12
• The sum of 745642239440's digits is 50
• More coming soon!