991064379968

Names of 991064379968

• Cardinal: 991064379968 can be written as Nine hundred ninety-one billion, sixty-four million, three hundred seventy-nine thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 9.91064379968 × 10¹¹

Factors of 991064379968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 61

Divisors of 991064379968

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 8 13 16 17 26 29 32 34 52 58 64 68 104 116 136 169 208 221 232 272 289 338 377 416 442 464 493 544 578 676 754 832 841 884 928 986 1088 1156 1352 1508 1682 1768 1856 1972 2197 2312 2704 2873 3016 3364 3536 3757 3944 4394 4624 4901 5408 5746 6032 6409 6728 7072 7514 7888 8381 8788 9248 9802 10816 10933 11492 12064 12818 13456 14144 14297 15028 15776 16762 17576 18496 19604 21866 22984 24128 24389 25636 26912 28594 30056 31552 33524 35152 37349 39208 43732 45968 48778 48841 51272 53824 57188 60112 63713 67048 70304 74698 78416 83317 87464 91936 97556 97682 102544 108953 114376 120224 127426 134096 140608 142129 149396 156832 166634 174928 183872 185861 195112 195364 205088 217906 228752 240448 243049 254852 268192 284258 298792 313664 317057 333268 349856 371722 390224 390728 410176 414613 435812 457504 486098 509704 536384 568516 597584 634114 634933 666536 699712 743444 780448 781456 829226 871624 915008 972196 1019408 1083121 1137032 1195168 1268228 1269866 1333072 1416389 1486888 1560896 1562912 1658452 1743248 1847677 1944392 2038816 2166242 2274064 2390336 2416193 2536456 2539732 2666144 2832778 2973776 3125824 3159637 3316904 3486496 3695354 3888784 4077632 4121741 4332484 4548128 4832386 5072912 5079464 5332288 5389969 5665556 5947552 6319274 6633808 6972992 7048421 7390708 7777568 8243482 8664968 9096256 9664772 10145824 10158928 10779938 11331112 11895104 12638548 13267616 14096842 14781416 15555136 16486964 17329936 18413057 19329544 20291648 20317856 21559876 22662224 25277096 26535232 28193684 29562832 31410509 32973928 34659872 36826114 38659088 40635712 41075281 43119752 45324448 50554192 53582633 56387368 59125664 62821018 65947856 69319744 70069597 73652228 77318176 82150562 86239504 90648896 91629473 101108384 107165266 112774736 118251328 125642036 131895712 140139194 147304456 154636352 164301124 172479008 183258946 202216768 214330532 225549472 251284072 263791424 280278388 294608912 328602248 344958016 366517892 428661064 451098944 502568144 533978653 560556776 589217824 657204496 733035784 857322128 910904761 1005136288 1067957306 1121113552 1178435648 1191183149 1314408992 1466071568 1714644256 1821809522 2010272576 2135914612 2242227104 2382366298 2628817984 2932143136 3429288512 3643619044 4271829224 4484454208 4764732596 5864286272 7287238088 8543658448 9529465192 14574476176 15485380937 17087316896 19058930384 29148952352 30970761874 34174633792 38117860768 58297904704 61941523748 76235721536 123883047496 247766094992 495532189984 991064379968
• Sum of all divisors σ(n): 2343971893200
• Sum of proper divisors (its aliquot sum) s(n): 1352907513232
• 991064379968 is an abundant number, because the sum of its proper divisors (1352907513232) is greater than itself. Its abundance is 361843133264

Bases of 991064379968

• Binary: 1110011011000000000010100101001001000000₂
• Hexadecimal: 0xE6C00A5240
• Base-36: CNAE55Q8

Squares and roots of 991064379968

• 991064379968 squared (991064379968²) is 982208605241356279681024
• 991064379968 cubed (991064379968³) is 973431962352758836313457247375327232
• The square root of 991064379968 is 995522.1644785213
• The cube root of 991064379968 is 9970.1254398345

Scales and comparisons

• 991,064,379,968 seconds is equal to 31,512 years, 40 weeks, 4 days, 13 hours, 6 minutes, 8 seconds.
• To count from 1 to 991,064,379,968 would take you about sixty-three thousand and twenty-five 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 991064379968 cubic inches would be around 830.8 feet tall.

Recreational maths with 991064379968

• 991064379968 backwards is 869973460199
• The number of decimal digits it has is: 12
• The sum of 991064379968's digits is 71
• More coming soon!