990685859328

Names of 990685859328

• Cardinal: 990685859328 can be written as Nine hundred ninety billion, six hundred eighty-five million, eight hundred fifty-nine thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 9.90685859328 × 10¹¹

Factors of 990685859328

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 22576

Divisors of 990685859328

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 27 32 33 34 36 44 48 51 54 64 66 68 72 88 96 99 102 108 128 132 136 144 153 176 187 192 198 204 216 256 264 272 288 289 297 306 352 374 384 396 408 432 459 512 528 544 561 576 578 594 612 704 748 768 792 816 864 867 918 1056 1088 1122 1152 1156 1188 1224 1408 1496 1536 1584 1632 1683 1728 1734 1836 2112 2176 2244 2304 2312 2376 2448 2601 2816 2992 3168 3179 3264 3366 3456 3468 3672 4224 4352 4488 4608 4624 4752 4896 5049 5202 5632 5984 6336 6358 6528 6732 6912 6936 7344 7803 8448 8704 8976 9248 9504 9537 9792 10098 10404 11968 12672 12716 13056 13464 13824 13872 14688 15606 16896 17952 18496 19008 19074 19584 20196 20808 22543 23936 25344 25432 26112 26928 27744 28611 29376 31212 35904 36992 38016 38148 39168 40392 41616 45086 47872 50688 50864 53856 55488 57222 58752 62424 67629 71808 73984 76032 76296 78336 80784 83232 85833 90172 95744 101728 107712 110976 114444 117504 124848 135258 143616 147968 152064 152592 161568 166464 171666 180344 202887 203456 215424 221952 228888 235008 247973 249696 270516 287232 305184 323136 332928 343332 360688 383231 405774 406912 430848 443904 457776 495946 499392 541032 608661 610368 646272 665856 686664 721376 743919 766462 811548 813824 861696 915552 991892 998784 1082064 1149693 1217322 1220736 1292544 1331712 1373328 1442752 1487838 1532924 1623096 1627648 1831104 1983784 1997568 2164128 2231757 2299386 2434644 2441472 2585088 2746656 2885504 2975676 3065848 3246192 3449079 3662208 3967568 3995136 4215541 4328256 4463514 4598772 4869288 4882944 5493312 5771008 5951352 6131696 6492384 6514927 6695271 6898158 7324416 7935136 8431082 8656512 8927028 9197544 9738576 10347237 10986624 11542016 11902704 12263392 12646623 12984768 13029854 13390542 13796316 14648832 15870272 16862164 17313024 17854056 18395088 19477152 19544781 20694474 21973248 23805408 24526784 25293246 25969536 26059708 26781084 27592632 31740544 33724328 34626048 35708112 36790176 37939869 38954304 39089562 41388948 43946496 47610816 49053568 50586492 51939072 52119416 53562168 55185264 58634343 63481088 67448656 71416224 71664197 73580352 75879738 77908608 78179124 82777896 95221632 98107136 101172984 103878144 104238832 107124336 110370528 113819607 117268686 126962176 134897312 142832448 143328394 147160704 151759476 155817216 156358248 165555792 175903029 190443264 196214272 202345968 208477664 214248672 214992591 220741056 227639214 234537372 269794624 285664896 286656788 294321408 303518952 311634432 312716496 331111584 351806058 380886528 404691936 416955328 428497344 429985182 441482112 455278428 469074744 539589248 571329792 573313576 588642816 607037904 625432992 644977773 662223168 703612116 809383872 833910656 856994688 859970364 882964224 910556856 938149488 1079178496 1142659584 1146627152 1214075808 1250865984 1289955546 1324446336 1407224232 1618767744 1667821312 1713989376 1719940728 1765928448 1821113712 1876298976 1934933319 2158356992 2293254304 2428151616 2501731968 2579911092 2648892672 2814448464 3237535488 3335642624 3427978752 3439881456 3642227424 3752597952 3869866638 4586508608 4856303232 5003463936 5159822184 5297785344 5628896928 6475070976 6879762912 7284454848 7505195904 7739733276 9173017216 9712606464 10006927872 10319644368 11257793856 13759525824 14568909696 15010391808 15479466552 18346034432 19425212928 20639288736 22515587712 27519051648 29137819392 30020783616 30958933104 36692068864 41278577472 45031175424 55038103296 58275638784 61917866208 82557154944 90062350848 110076206592 123835732416 165114309888 247671464832 330228619776 495342929664 990685859328
• Sum of all divisors σ(n): 3398491768320
• Sum of proper divisors (its aliquot sum) s(n): 2407805908992
• 990685859328 is an abundant number, because the sum of its proper divisors (2407805908992) is greater than itself. Its abundance is 1417120049664

Bases of 990685859328

• Binary: 1110011010101001011110101000111000000000₂
• Hexadecimal: 0xE6A97A8E00
• Base-36: CN44S5C0

Squares and roots of 990685859328

• 990685859328 squared (990685859328²) is 981458471872457804611584
• 990685859328 cubed (990685859328³) is 972317029601711577377047416303255552
• The square root of 990685859328 is 995332.0347140445
• The cube root of 990685859328 is 9968.8559700605

Scales and comparisons

• 990,685,859,328 seconds is equal to 31,500 years, 38 weeks, 5 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 990,685,859,328 would take you about sixty-three thousand and one 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 990685859328 cubic inches would be around 830.7 feet tall.

Recreational maths with 990685859328

• 990685859328 backwards is 823958586099
• 990685859328 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 990685859328's digits is 72
• More coming soon!