997639917456

Names of 997639917456

• Cardinal: 997639917456 can be written as Nine hundred ninety-seven billion, six hundred thirty-nine million, nine hundred seventeen thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 9.97639917456 × 10¹¹

Factors of 997639917456

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6228

Divisors of 997639917456

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 29 39 42 48 52 56 58 78 84 87 91 104 112 116 156 168 174 182 203 208 232 273 312 336 348 364 377 406 464 546 609 624 696 728 754 812 1092 1131 1218 1392 1456 1508 1624 1801 2184 2262 2436 2639 3016 3248 3602 4368 4373 4524 4872 5278 5403 6032 7204 7917 8746 9048 9744 10556 10806 12607 13119 14408 15834 17492 18096 21112 21612 23413 25214 26238 28816 30611 31668 34984 37821 42224 43224 46826 50428 52229 52476 56849 61222 63336 69968 70239 75642 86448 91833 93652 100856 104458 104952 113698 122444 126672 126817 140478 151284 156687 163891 170547 183666 187304 201712 208916 209904 227396 244888 253634 280956 302568 313374 327782 341094 365603 367332 374608 380451 397943 417832 454792 489776 491673 507268 561912 605136 626748 655564 678977 682188 731206 734664 760902 795886 835664 887719 909584 983346 1014536 1096809 1123824 1193829 1253496 1311128 1357954 1364376 1462412 1469328 1521804 1591772 1648621 1775438 1966692 2029072 2036931 2193618 2387658 2506992 2622256 2663157 2715908 2728752 2924824 3043608 3183544 3297242 3550876 3933384 4073862 4387236 4752839 4775316 4945863 5326314 5431816 5849648 6087216 6367088 6594484 7101752 7866768 7875773 8147724 8774472 9505678 9550632 9891726 10652628 10863632 11540347 13188968 14203504 14258517 15751546 16295448 17548944 19011356 19101264 19783452 21305256 23080694 23627319 26377936 28517034 31503092 32590896 34621041 38022712 39566904 42610512 46161388 47254638 55130411 57034068 63006184 69242082 76045424 79133808 92322776 94509276 102385049 110260822 114068136 126012368 138484164 165391233 184645552 189018552 204770098 220521644 228136272 228397417 276968328 307155147 330782466 378037104 409540196 441043288 456794834 553936656 614310294 661564932 685192251 716695343 819080392 882086576 913589668 1228620588 1323129864 1370384502 1433390686 1598781919 1638160784 1827179336 2150086029 2457241176 2646259728 2740769004 2866781372 2969166421 3197563838 3654358672 4300172058 4796345757 4914482352 5481538008 5733562744 5938332842 6395127676 8600344116 8907499263 9592691514 10963076016 11467125488 11876665684 12790255352 17200688232 17814998526 19185383028 20784164947 23753331368 25580510704 34401376464 35629997052 38370766056 41568329894 47506662736 62352494841 71259994104 76741532112 83136659788 124704989682 142519988208 166273319576 249409979364 332546639152 498819958728 997639917456
• Sum of all divisors σ(n): 3283934814720
• Sum of proper divisors (its aliquot sum) s(n): 2286294897264
• 997639917456 is an abundant number, because the sum of its proper divisors (2286294897264) is greater than itself. Its abundance is 1288654979808

Bases of 997639917456

• Binary: 1110100001000111111110010000111110010000₂
• Hexadecimal: 0xE847F90F90
• Base-36: CQB51QXC

Squares and roots of 997639917456

• 997639917456 squared (997639917456²) is 995285404901614493511936
• 997639917456 cubed (997639917456³) is 992936449191208221108381078590754816
• The square root of 997639917456 is 998819.2616564821
• The cube root of 997639917456 is 9992.1268611819

Scales and comparisons

• 997,639,917,456 seconds is equal to 31,721 years, 44 weeks, 6 days, 7 hours, 17 minutes, 36 seconds.
• To count from 1 to 997,639,917,456 would take you about sixty-three thousand, four hundred forty-three 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 997639917456 cubic inches would be around 832.7 feet tall.

Recreational maths with 997639917456

• 997639917456 backwards is 654719936799
• The number of decimal digits it has is: 12
• The sum of 997639917456's digits is 75
• More coming soon!