642738310032

Names of 642738310032

• Cardinal: 642738310032 can be written as Six hundred forty-two billion, seven hundred thirty-eight million, three hundred ten thousand and thirty-two.

Scientific notation

• Scientific notation: 6.42738310032 × 10¹¹

Factors of 642738310032

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1456

Divisors of 642738310032

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 31 39 42 48 49 52 56 62 73 78 84 91 93 98 104 112 124 146 147 156 168 182 186 196 208 217 219 248 273 292 294 312 336 343 364 372 392 403 434 438 496 511 546 584 588 624 637 651 686 728 744 784 806 868 876 949 1022 1029 1092 1168 1176 1209 1274 1302 1327 1372 1456 1488 1519 1533 1612 1736 1752 1898 1911 2044 2058 2184 2263 2352 2418 2548 2604 2654 2744 2821 2847 3038 3066 3224 3472 3504 3577 3796 3822 3981 4088 4116 4368 4459 4526 4557 4836 5096 5208 5308 5488 5642 5694 6076 6132 6448 6643 6789 7154 7592 7644 7962 8176 8232 8463 8918 9052 9114 9289 9672 10192 10416 10616 10633 10731 11284 11388 12152 12264 13286 13377 13578 14308 15184 15288 15841 15924 16464 16926 17251 17836 18104 18228 18578 19344 19747 19929 21232 21266 21462 22568 22776 24304 24528 25039 26572 26754 27156 27867 28616 29419 30576 31682 31848 31899 33852 34502 35672 36208 36456 37156 39494 39858 41137 42532 42924 45136 45552 46501 47523 50078 51753 53144 53508 54312 55734 57232 58838 59241 63364 63696 63798 65023 67704 69004 71344 72912 74312 75117 78988 79716 82274 85064 85848 88257 93002 95046 96871 100156 103506 106288 107016 108624 110887 111468 117676 118482 120757 123411 126728 127596 130046 135408 138008 138229 139503 148624 150234 157976 159432 164548 170128 171696 176514 186004 190092 193742 195069 200312 205933 207012 214032 221774 222936 235352 236964 241514 246822 253456 255192 260092 276016 276458 279006 287959 290613 300468 315952 318864 325507 329096 332661 353028 362271 372008 380184 387484 390138 400624 411866 414024 414687 443548 445872 455161 470704 473928 483028 493644 510384 520184 534781 552916 558012 575918 581226 600936 617799 651014 658192 665322 678097 706056 724542 744016 760368 774968 776209 780276 823732 828048 829374 845299 863877 887096 910322 947856 966056 976521 987288 1040368 1069562 1105832 1116024 1151836 1162452 1201872 1235598 1259323 1302028 1330644 1356194 1365483 1412112 1441531 1449084 1549936 1552418 1560552 1604343 1647464 1658748 1690598 1727754 1774192 1820644 1932112 1953042 1974576 2015713 2034291 2139124 2211664 2232048 2303672 2324904 2328627 2471196 2518646 2535897 2604056 2661288 2712388 2730966 2883062 2898168 3003001 3104836 3121104 3208686 3294928 3317496 3381196 3455508 3641288 3743467 3777969 3906084 4031426 4068582 4278248 4324593 4607344 4649808 4657254 4746679 4942392 5037292 5071794 5208112 5322576 5424776 5461932 5766124 5796336 5917093 6006002 6047139 6209672 6417372 6634992 6762392 6911016 7282576 7486934 7555938 7812168 8062852 8137164 8556496 8649186 8815261 9009003 9314508 9493358 9884784 10074584 10090717 10143588 10849552 10923864 11230401 11532248 11834186 12012004 12094278 12419344 12834744 13524784 13822032 14109991 14240037 14973868 15111876 15624336 16125704 16274328 17298372 17630522 17751279 18018006 18629016 18986716 20149168 20181434 20287176 21021007 21847728 22460802 23064496 23668372 24024008 24188556 25669488 26204269 26445783 28219982 28480074 29947736 30223752 30272151 32251408 32548656 33226753 34596744 35261044 35502558 36036012 37258032 37973432 39039013 40362868 40574352 42042014 42329973 44921604 47336744 48048016 48377112 52408538 52891566 56439964 56960148 59895472 60447504 60544302 61706827 63063021 66453506 69193488 70522088 71005116 72072024 75946864 78078026 78612807 80725736 84084028 84659946 89843208 94673488 96754224 99680259 104817076 105783132 112879928 113920296 117117039 121088604 123413654 126126042 132907012 141044176 142010232 144144048 147147049 156156052 157225614 161451472 168168056 169319892 179686416 183429883 185120481 199360518 209634152 211566264 225759856 227840592 234234078 242177208 246827308 252252084 265814024 273273091 284020464 294294098 312312104 314451228 336336112 338639784 366859766 370240962 398721036 419268304 423132528 431947789 441441147 468468156 484354416 493654616 504504168 531628048 546546182 550289649 588588196 624624208 628902456 677279568 733719532 740481924 797442072 819819273 863895578 882882294 936936312 987309232 1009008336 1030029343 1093092364 1100579298 1177176392 1257804912 1295843367 1467439064 1480963848 1594884144 1639638546 1727791156 1765764588 1873872624 1912911637 2060058686 2186184728 2201158596 2354352784 2591686734 2934878128 2961927696 3090088029 3279277092 3455582312 3531529176 3825823274 4120117372 4372369456 4402317192 5183373468 5738734911 6180176058 6558554184 6911164624 7063058352 7651646548 8240234744 8804634384 10366746936 11477469822 12360352116 13117108368 13390381459 15303293096 16480469488 20733493872 22954939644 24720704232 26780762918 30606586192 40171144377 45909879288 49441408464 53561525836 80342288754 91819758576 107123051672 160684577508 214246103344 321369155016 642738310032
• Sum of all divisors σ(n): 2183682457600
• Sum of proper divisors (its aliquot sum) s(n): 1540944147568
• 642738310032 is an abundant number, because the sum of its proper divisors (1540944147568) is greater than itself. Its abundance is 898205837536

Bases of 642738310032

• Binary: 1001010110100110001100000100101110010000₂
• Hexadecimal: 0x95A6304B90
• Base-36: 879PSM1C

Squares and roots of 642738310032

• 642738310032 squared (642738310032²) is 413112535182791351841024
• 642738310032 cubed (642738310032³) is 265523252716422455690764477688352768
• The square root of 642738310032 is 801709.6170260153
• The cube root of 642738310032 is 8630.0119188113

Scales and comparisons

• 642,738,310,032 seconds is equal to 20,437 years, 4 weeks, 4 days, 19 hours, 27 minutes, 12 seconds.
• To count from 1 to 642,738,310,032 would take you about forty thousand, eight hundred seventy-four 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 642738310032 cubic inches would be around 719.2 feet tall.

Recreational maths with 642738310032

• 642738310032 backwards is 230013837246
• 642738310032 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 642738310032's digits is 39
• More coming soon!