990678870722442

Names of 990678870722442

• Cardinal: 990678870722442 can be written as Nine hundred ninety trillion, six hundred seventy-eight billion, eight hundred seventy million, seven hundred twenty-two thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 9.90678870722442 × 10¹⁴

Factors of 990678870722442

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 293261

Divisors of 990678870722442

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 11 19 22 33 38 57 66 71 73 114 142 146 209 213 219 418 426 438 521 627 781 803 1042 1254 1349 1387 1562 1563 1606 2343 2409 2698 2774 3126 4047 4161 4686 4818 5183 5731 8094 8322 9899 10366 11462 14839 15257 15549 17193 19798 29678 29697 30514 31098 34386 36991 38033 44517 45771 57013 59394 73982 76066 89034 91542 98477 108889 110973 114026 114099 171039 196954 217778 221946 228198 292561 295431 326667 342078 406901 418363 585122 590862 653334 702829 722627 813802 836726 877683 1083247 1220703 1255089 1405658 1445254 1755366 2108487 2166494 2167881 2441406 2510178 2700343 3218171 3249741 4216974 4335762 5400686 5558659 6436342 6499482 7731119 7948897 8101029 9654513 11117318 15462238 15897794 16202058 16675977 19309026 20771831 21356953 23193357 23846691 29703773 33351954 41543662 42713906 46386714 47693382 51306517 59407546 61145249 62315493 64070859 89111319 102613034 122290498 124630986 128141718 152424281 153919551 178222638 183435747 228490141 234926483 304848562 307839102 366871494 394664789 405782107 456980282 457272843 469852966 564371687 685470423 704779449 789329578 811564214 914545686 1128743374 1183994367 1217346321 1370940846 1409558898 1516343663 1676667091 1693115061 2367988734 2434692642 2896061339 3032687326 3353334182 3386230122 4341312679 4463603177 4549030989 5030001273 5792122678 8682625358 8688184017 8927206354 9098061978 10060002546 10822123951 11126972513 13023938037 13390809531 16679780293 17376368034 21644247902 22253945026 26047876074 26781619062 28810529597 31856674729 32466371853 33359560586 33380917539 50039340879 57621059194 63713349458 64932743706 66761835078 86431588791 95570024187 100078681758 119043363461 122396697643 172863177582 191140048374 205620355069 211412477747 238086726922 244793395286 316915825567 357130090383 367190092929 411240710138 422824955494 616861065207 633831651134 634237433241 714260180766 734380185858 790015048423 950747476701 1233722130414 1268474866482 1580030096846 1901494953402 2261823905759 2325537255217 2370045145269 4523647811518 4651074510434 4740090290538 6785471717277 6976611765651 8690165532653 13570943434554 13953223531302 15010285920037 17380331065306 26070496597959 30020571840074 45030857760111 52140993195918 90061715520222 165113145120407 330226290240814 495339435361221 990678870722442
• Sum of all divisors σ(n): 2343392972328960
• Sum of proper divisors (its aliquot sum) s(n): 1352714101606518
• 990678870722442 is an abundant number, because the sum of its proper divisors (1352714101606518) is greater than itself. Its abundance is 362035230884076

Bases of 990678870722442

• Binary: 11100001010000010001100110001011010000011110001010₂
• Hexadecimal: 0x38504662D078A
• Base-36: 9R5ZL922RU

Squares and roots of 990678870722442

• 990678870722442 squared (990678870722442²) is 981444624895892948923002443364
• 990678870722442 cubed (990678870722442³) is 972296452668473911979046471404918249868774888
• The square root of 990678870722442 is 31475051.5602825025
• The cube root of 990678870722442 is 99688.3252887059

Scales and comparisons

• 990,678,870,722,442 seconds is equal to 31,500,523 years, 37 weeks, 2 days, 8 hours, 40 minutes, 42 seconds.
• To count from 1 to 990,678,870,722,442 would take you about seventy-eight million, seven hundred fifty-one thousand, three hundred nine 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 990678870722442 cubic inches would be around 8307.4 feet tall.

Recreational maths with 990678870722442

• 990678870722442 backwards is 244227078876099
• The number of decimal digits it has is: 15
• The sum of 990678870722442's digits is 75
• More coming soon!