990472310685

Names of 990472310685

• Cardinal: 990472310685 can be written as Nine hundred ninety billion, four hundred seventy-two million, three hundred ten thousand, six hundred eighty-five.

Scientific notation

• Scientific notation: 9.90472310685 × 10¹¹

Factors of 990472310685

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 716

Divisors of 990472310685

• Number of divisors d(n): 512
• Complete list of divisors:
  1 3 5 9 11 13 15 19 27 33 39 45 55 57 65 71 73 95 99 117 135 143 165 171 195 209 213 219 247 285 297 351 355 365 429 495 513 521 585 627 639 657 715 741 781 803 855 923 949 1045 1065 1095 1235 1287 1349 1387 1485 1563 1755 1881 1917 1971 2145 2223 2343 2409 2565 2605 2717 2769 2847 3135 3195 3285 3705 3861 3905 4015 4047 4161 4615 4689 4745 5183 5643 5731 6435 6669 6745 6773 6935 7029 7227 7815 8151 8307 8541 9405 9585 9855 9899 10153 10439 11115 11715 12045 12141 12483 13585 13845 14067 14235 14839 15257 15549 17193 17537 18031 19305 20235 20319 20805 21087 21681 23445 24453 24921 25623 25915 28215 28655 29697 30459 31317 33345 33865 35145 36135 36423 36991 37449 38033 40755 41535 42705 44517 45771 46647 49495 50765 51579 52195 52611 54093 57013 60705 60957 62415 67379 70335 73359 74195 74503 76285 77745 85965 87685 89091 90155 91377 93951 98477 101595 105435 108405 108889 110973 114099 122265 124605 128115 128687 133551 137313 139941 148485 152295 154737 156585 157833 162279 171039 182115 182871 184955 187245 190165 192907 198341 202137 222585 223509 228855 233235 257895 263055 267273 270465 274131 281853 285065 295431 304785 326667 332919 336895 342297 366795 372515 386061 400653 406901 411939 418363 445455 456885 469755 473499 480883 486837 492385 494429 513117 544445 554865 570495 578721 595023 606411 643435 667755 670527 686565 699705 702829 722627 741169 773685 789165 811395 855195 886293 914355 964535 980001 991705 998757 1010685 1026891 1083247 1117545 1158183 1220703 1255089 1280201 1336365 1370655 1409265 1415557 1442649 1477155 1483287 1539351 1633335 1664595 1711485 1736163 1785069 1819233 1930305 2003265 2011581 2034505 2059695 2091815 2108487 2167881 2223507 2367495 2404415 2434185 2472145 2565585 2658879 2700343 2893605 2940003 2975115 3032055 3249741 3352635 3474549 3514145 3613135 3662109 3705845 3765267 3840603 4246671 4327947 4431465 4449861 4900005 4993785 5134455 5208489 5289713 5355207 5416235 5438719 5790915 6103515 6275445 6325461 6401005 6503643 6670521 7077785 7213245 7416435 7696755 7731119 7948897 8101029 8680815 8925345 9096165 9136777 9394151 9749223 10057905 10542435 10839405 10986327 11117535 11295801 11521809 12740013 12983841 13294395 13349583 13501715 14082211 14700015 15869139 16248705 16316157 17372745 18310545 18826335 18976383 19203015 19510929 20011563 21233355 21639735 22249305 23193357 23846691 24303087 26042445 26448565 26776035 27193595 27410331 28182453 29247669 29703773 31627305 32518215 33352605 34565427 35104459 38220039 38655595 39744485 40505145 42246633 45683885 46970755 47607417 48746115 48948471 51306517 54931635 56479005 57609045 63700065 64919205 66747915 69580071 70411055 71540073 72909261 79345695 81580785 82230993 84547359 89111319 94881915 97554645 100057815 100504547 103335661 105313377 115966785 119233455 121515435 126739899 137051655 140912265 142822251 146238345 146845413 148518865 153919551 172827135 175522295 191100195 208740213 211233165 214620219 238037085 244742355 246692979 253642077 256532585 267333957 301513641 310006983 315940131 347900355 357700365 364546305 380219697 386149049 411154965 422736795 445556595 461758653 502522735 516678305 526566885 564371687 633699495 666984721 714111255 734227065 769597755 802001871 904540923 930020949 947820393 1043701065 1073101095 1158447147 1233464895 1268210385 1336669785 1385275959 1507568205 1550034915 1579700655 1693115061 1901098485 1930745245 2000954163 2308793265 2713622769 2790062847 2821858435 3334923605 3475341441 4010009355 4522704615 4650104745 4739101965 5079345183 5792235735 6002862489 6926379795 7336831931 8465575305 10004770815 10426024323 13568113845 13950314235 15238035549 17376707205 18008587467 22010495793 25396725915 30014312445 36684159655 52130121615 66031487379 76190177745 90042937335 110052478965 198094462137 330157436895 990472310685
• Sum of all divisors σ(n): 2242772582400
• Sum of proper divisors (its aliquot sum) s(n): 1252300271715
• 990472310685 is an abundant number, because the sum of its proper divisors (1252300271715) is greater than itself. Its abundance is 261827961030

Bases of 990472310685

• Binary: 1110011010011100110000000000111110011101₂
• Hexadecimal: 0xE69CC00F9D
• Base-36: CN0LN259

Squares and roots of 990472310685

• 990472310685 squared (990472310685²) is 981035398233683165169225
• 990472310685 cubed (990472310685³) is 971688397752295332203346794800669125
• The square root of 990472310685 is 995224.7538546255
• The cube root of 990472310685 is 9968.1396351347

Scales and comparisons

• 990,472,310,685 seconds is equal to 31,493 years, 49 weeks, 4 days, 21 hours, 24 minutes, 45 seconds.
• To count from 1 to 990,472,310,685 would take you about sixty-two thousand, nine hundred eighty-seven 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 990472310685 cubic inches would be around 830.7 feet tall.

Recreational maths with 990472310685

• 990472310685 backwards is 586013274099
• The number of decimal digits it has is: 12
• The sum of 990472310685's digits is 54
• More coming soon!