1978456805410428

Names of 1978456805410428

• Cardinal: 1978456805410428 can be written as One quadrillion, nine hundred seventy-eight trillion, four hundred fifty-six billion, eight hundred five million, four hundred ten thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 1.978456805410428 × 10¹⁵

Factors of 1978456805410428

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 401

Divisors of 1978456805410428

• Number of divisors d(n): 450
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 81 84 98 108 126 147 162 189 196 252 294 324 343 378 389 441 567 588 686 756 778 882 1029 1134 1167 1323 1372 1556 1764 2058 2268 2334 2401 2646 2723 3087 3501 3969 4116 4668 4802 5292 5446 6174 7002 7203 7938 8169 9261 9604 10503 10892 12348 14004 14406 15876 16338 16807 18522 19061 21006 21609 24507 27783 28812 31509 32676 33614 37044 38122 42012 43218 49014 50421 55566 57183 63018 64827 67228 73521 76244 86436 98028 100842 111132 114366 117649 126036 129654 133427 147042 151263 151321 171549 194481 201684 220563 228732 235298 259308 266854 294084 302526 302642 343098 352947 388962 400281 441126 453789 453963 470596 514647 533708 605052 605284 686196 705894 777924 800562 823543 882252 907578 907926 933989 1029294 1058841 1059247 1200843 1361367 1361889 1411788 1543941 1601124 1647086 1815156 1815852 1867978 2058588 2117682 2118494 2401686 2470629 2722734 2723778 2801967 3087882 3176523 3177741 3294172 3602529 3735956 4085667 4235364 4236988 4803372 4941258 5445468 5447556 5603934 5764801 6175764 6353046 6355482 6537923 7205058 7411887 7414729 8171334 8405901 9529569 9533223 9882516 10807587 11207868 11529602 12257001 12706092 12710964 13075846 14410116 14823774 14829458 16342668 16811802 17294403 19059138 19066446 19613769 21615174 22235661 22244187 23059204 24514002 25217703 26151692 28599669 29647548 29658916 33623604 34588806 38118276 38132892 39227538 40353607 43230348 44471322 44488374 45765461 49028004 50435406 51883209 51903103 57199338 58841307 66706983 66732561 69177612 75653109 78455076 80707214 85799007 88942644 88976748 91530922 100870812 103766418 103806206 114398676 117682614 121060821 133413966 133465122 137296383 151306218 155649627 155709309 161414428 171598014 176523921 183061844 200197683 207532836 207612412 235365228 242121642 266827932 266930244 274592766 302612436 311299254 311418618 320358227 343196028 353047842 363182463 363321721 400395366 411889149 466948881 467127927 484243284 529571763 549185532 600593049 622598508 622837236 640716454 706095684 726364926 726643442 800790732 823778298 933897762 934255854 961074681 1059143526 1089547389 1089965163 1201186098 1235667447 1281432908 1401383781 1452729852 1453286884 1647556596 1867795524 1868511708 1922149362 2118287052 2179094778 2179930326 2242507589 2402372196 2471334894 2543252047 2802767562 2883224043 3268642167 3269895489 3707002341 3844298724 4204151343 4358189556 4359860652 4485015178 4942669788 5086504094 5605535124 5766448086 6537284334 6539790978 6727522767 7414004682 7629756141 8408302686 8649672129 8970030356 9809686467 10173008188 11532896172 13074568668 13079581956 13455045534 14828009364 15259512282 15697553123 16816605372 17299344258 17802764329 19619372934 20182568301 22889268423 25949016387 26910091068 29429059401 30519024564 31395106246 34598688516 35605528658 39238745868 40365136602 45778536846 47092659369 51898032774 53408292987 58858118802 60547704903 62790212492 68667805269 71211057316 80730273204 91557073692 94185318738 103796065548 106816585974 117716237604 121095409806 124619350303 137335610538 141277978107 160224878961 181643114709 188370637476 206003415807 213633171948 242190819612 249238700606 274671221076 282555956214 320449757922 363286229418 373858050909 412006831614 423833934321 480674636883 498477401212 565111912428 640899515844 726572458836 747716101818 824013663228 847667868642 872335452121 961349273766 1121574152727 1271501802963 1442023910649 1495432203636 1695335737284 1744670904242 1922698547532 2243148305454 2543003605926 2617006356363 2884047821298 3364722458181 3489341808484 4486296610908 5086007211852 5234012712726 5768095642596 6106348164847 6729444916362 7851019069089 10094167374543 10468025425452 12212696329694 13458889832724 15702038138178 18319044494541 20188334749086 23553057207267 24425392659388 31404076276356 36638088989082 40376669498172 47106114414534 54957133483623 70659171621801 73276177978164 94212228829068 109914266967246 141318343243602 164871400450869 219828533934492 282636686487204 329742800901738 494614201352607 659485601803476 989228402705214 1978456805410428
• Sum of all divisors σ(n): 6049641364980136
• Sum of proper divisors (its aliquot sum) s(n): 4071184559569708
• 1978456805410428 is an abundant number, because the sum of its proper divisors (4071184559569708) is greater than itself. Its abundance is 2092727754159280

Bases of 1978456805410428

• Binary: 111000001110110010101011111000101110000011001111100₂
• Hexadecimal: 0x707655F17067C
• Base-36: JHAYIBP7R0

Squares and roots of 1978456805410428

• 1978456805410428 squared (1978456805410428²) is 3914291330874836164293531143184
• 1978456805410428 cubed (1978456805410428³) is 7744256321928360974854931964950479567154722752
• The square root of 1978456805410428 is 44479847.1828583063
• The cube root of 1978456805410428 is 125538.0921794539

Scales and comparisons

• 1,978,456,805,410,428 seconds is equal to 62,908,806 years, 33 weeks, 3 days, 4 hours, 13 minutes, 48 seconds.
• To count from 1 to 1,978,456,805,410,428 would take you about one hundred eighty-eight million, seven hundred twenty-six thousand, four hundred nineteen 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 1978456805410428 cubic inches would be around 10461.5 feet tall.

Recreational maths with 1978456805410428

• 1978456805410428 backwards is 8240145086548791
• The number of decimal digits it has is: 16
• The sum of 1978456805410428's digits is 72
• More coming soon!