64440938016

Names of 64440938016

• Cardinal: 64440938016 can be written as Sixty-four billion, four hundred forty million, nine hundred thirty-eight thousand and sixteen.

Scientific notation

• Scientific notation: 6.4440938016 × 10¹⁰

Factors of 64440938016

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1315

Divisors of 64440938016

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 31 32 36 39 42 48 49 52 54 56 62 63 72 78 81 84 91 93 96 98 104 108 112 117 124 126 144 147 156 162 168 182 186 189 196 208 216 217 224 234 248 252 273 279 288 294 312 324 336 351 364 372 378 392 403 416 432 434 441 468 496 504 546 558 567 588 624 637 648 651 672 702 728 744 756 784 806 819 837 864 868 882 936 992 1008 1053 1092 1116 1134 1176 1209 1248 1259 1274 1296 1302 1323 1404 1456 1488 1512 1519 1568 1612 1638 1674 1736 1764 1872 1911 1953 2016 2106 2184 2232 2268 2352 2418 2457 2511 2518 2548 2592 2604 2646 2808 2821 2912 2976 3024 3038 3224 3276 3348 3472 3528 3627 3744 3777 3822 3906 3969 4212 4368 4464 4536 4557 4704 4836 4914 5022 5036 5096 5208 5292 5616 5642 5733 5859 6048 6076 6448 6552 6696 6944 7056 7254 7371 7554 7644 7812 7938 8424 8463 8736 8813 8928 9072 9114 9672 9828 10044 10072 10192 10416 10584 10881 11232 11284 11331 11466 11718 12152 12896 13104 13392 13671 14112 14508 14742 15108 15288 15624 15876 16367 16848 16926 17199 17577 17626 18144 18228 19344 19656 19747 20088 20144 20384 20832 21168 21762 22568 22662 22932 23436 24304 25389 26208 26439 26784 27342 29016 29484 30216 30576 31248 31752 32643 32734 33696 33852 33993 34398 35154 35252 36456 38688 39029 39312 39494 40176 40288 41013 42336 43524 45136 45324 45864 46872 48608 49101 50778 51597 52878 54684 58032 58968 59241 60432 61152 61691 62496 63504 65286 65468 67704 67986 68796 70308 70504 72912 76167 78058 78624 78988 79317 80352 82026 87048 90272 90648 91728 93744 98202 101556 101979 103194 105756 109368 114569 116064 117087 117936 118482 120864 123039 123382 127008 130572 130936 135408 135972 137592 140616 141008 145824 147303 152334 156116 157976 158634 164052 174096 177723 181296 183456 185073 187488 196404 203112 203958 206388 211512 218736 228501 229138 234174 235872 236964 237951 246078 246764 261144 261872 270816 271944 273203 275184 281232 282016 294606 304668 312232 315952 317268 328104 343707 348192 351261 355446 362592 370146 392808 406224 407916 412776 423024 437472 441909 457002 458276 468348 473928 475902 492156 493528 507377 522288 523744 533169 543888 546406 550368 555219 562464 589212 609336 624464 631904 634536 656208 687414 702522 710892 713853 740292 785616 801983 812448 815832 819609 825552 846048 883818 914004 916552 936696 947856 951804 984312 987056 1014754 1031121 1044576 1053783 1066338 1087776 1092812 1110438 1178424 1218672 1248928 1269072 1312416 1325727 1374828 1405044 1421784 1427706 1480584 1522131 1571232 1599507 1603966 1631664 1639218 1651104 1665657 1767636 1828008 1833104 1873392 1895712 1903608 1912421 1968624 1974112 2029508 2062242 2107566 2132676 2185624 2220876 2356848 2405949 2437344 2458827 2538144 2651454 2749656 2810088 2843568 2855412 2961168 3044262 3093363 3161349 3199014 3207932 3263328 3278436 3331314 3535272 3551639 3656016 3666208 3746784 3807216 3824842 3937248 4059016 4124484 4215132 4265352 4371248 4441752 4566393 4713696 4811898 4917654 4996971 5302908 5499312 5620176 5687136 5710824 5737263 5922336 6088524 6186726 6322698 6398028 6415864 6556872 6662628 7070544 7103278 7217847 7312032 7376481 7614432 7649684 8118032 8248968 8430264 8530704 8742496 8883504 9132786 9280089 9623796 9835308 9993942 10605816 10654917 10998624 11240352 11421648 11474526 12177048 12373452 12645396 12796056 12831728 13113744 13325256 13699179 14141088 14206556 14435694 14752962 15299368 16236064 16497936 16860528 17061408 17211789 17767008 18265572 18560178 19247592 19670616 19987884 21211632 21309834 21653541 22129443 22843296 22949052 24354096 24746904 24861473 25290792 25592112 25663456 26227488 26650512 27398358 28413112 28871388 29505924 30598736 31964751 32995872 33721056 34423578 36531144 37120356 38495184 39341232 39975768 41097537 42423264 42619668 43307082 44258886 45898104 48708192 49493808 49722946 50581584 51184224 51635367 53301024 54796716 56826224 57742776 59011848 61197472 63929502 64960623 68847156 73062288 74240712 74584419 76990368 78682464 79951536 82195074 85239336 86614164 88517772 91796208 95894253 98987616 99445892 101163168 103270734 109593432 113652448 115485552 118023696 127859004 129921246 137694312 146124576 148481424 149168838 154906101 159903072 164390148 170478672 173228328 177035544 183592416 191788506 198891784 206541468 219186864 223753257 230971104 236047392 255718008 259842492 275388624 287682759 296962848 298337676 309812202 328780296 340957344 346456656 354071088 383577012 397783568 413082936 438373728 447506514 511436016 519684984 550777248 575365518 596675352 619624404 657560592 671259771 692913312 708142176 767154024 795567136 826165872 895013028 1022872032 1039369968 1150731036 1193350704 1239248808 1315121184 1342519542 1534308048 1652331744 1790026056 2013779313 2078739936 2301462072 2386701408 2478497616 2685039084 3068616096 3580052112 4027558626 4602924144 4956995232 5370078168 7160104224 8055117252 9205848288 10740156336 16110234504 21480312672 32220469008 64440938016
• Sum of all divisors σ(n): 245272769280
• Sum of proper divisors (its aliquot sum) s(n): 180831831264
• 64440938016 is an abundant number, because the sum of its proper divisors (180831831264) is greater than itself. Its abundance is 116390893248

Bases of 64440938016

• Binary: 111100000000111110101010111000100000₂
• Hexadecimal: 0xF00FAAE20
• Base-36: TLQGY00

Squares and roots of 64440938016

• 64440938016 squared (64440938016²) is 4152634492381954016256
• 64440938016 cubed (64440938016³) is 267599661926689122958515152388096
• The square root of 64440938016 is 253852.1971856851
• The cube root of 64440938016 is 4009.1651924393

Scales and comparisons

• 64,440,938,016 seconds is equal to 2,049 years, 1 week, 1 day, 4 hours, 33 minutes, 36 seconds.
• To count from 1 to 64,440,938,016 would take you about four thousand and ninety-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 64440938016 cubic inches would be around 334.1 feet tall.

Recreational maths with 64440938016

• 64440938016 backwards is 61083904446
• The number of decimal digits it has is: 11
• The sum of 64440938016's digits is 45
• More coming soon!