990115159660

Names of 990115159660

• Cardinal: 990115159660 can be written as Nine hundred ninety billion, one hundred fifteen million, one hundred fifty-nine thousand, six hundred sixty.

Scientific notation

• Scientific notation: 9.9011515966 × 10¹¹

Factors of 990115159660

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 550

Divisors of 990115159660

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 10 11 20 22 37 44 55 61 74 97 110 122 148 185 194 220 244 305 337 370 388 407 485 610 671 674 740 814 970 1067 1220 1342 1348 1628 1685 1940 2035 2134 2257 2684 3355 3370 3589 3707 3721 4070 4268 4514 5335 5917 6710 6740 7178 7414 7442 8140 9028 10670 11285 11834 12469 13420 14356 14828 14884 17945 18535 18605 20557 21340 22570 23668 24827 24938 29585 32689 35890 37070 37210 39479 40931 41114 45140 49654 49876 59170 62345 65087 65378 71780 74140 74420 78958 81862 82228 99308 102785 118340 124135 124690 130174 130756 137159 137677 157916 163445 163724 197395 204655 205570 218929 226127 248270 249380 260348 274318 275354 325435 326890 359579 360937 394790 409310 411140 437858 452254 496540 548636 550708 650870 653780 685795 688385 719158 721874 760609 789580 818620 875716 904508 1094645 1130635 1209493 1253977 1301740 1371590 1376770 1438316 1443748 1514447 1521218 1797895 1804685 1994029 2189290 2261270 2408219 2418986 2507954 2743180 2753540 3028894 3042436 3595790 3609370 3803045 3970307 3988058 4378580 4522540 4816438 4837972 5015908 6047465 6057788 6269885 7191580 7218740 7572235 7606090 7940614 7976116 8366699 9632876 9970145 12041095 12094930 12539770 13304423 13354669 13793747 15144470 15212180 15881228 16733398 19851535 19940290 21934319 24082190 24189860 25079540 26608846 26709338 27587494 30288940 33466796 39703070 39880580 41833495 43868638 46397149 48164380 53217692 53418676 55174988 66522115 66773345 68968735 73779073 79406140 83666990 87737276 92794298 109671595 121635769 133044230 133546690 137937470 146901359 147558146 167333980 185588596 219343190 231985745 243271538 266088460 267093380 275874940 293802718 295116292 368895365 438686380 463971490 486543076 510368639 587605436 608178845 734506795 737790730 811569803 927942980 1020737278 1216357690 1337993459 1469013590 1475581460 1623139606 2041474556 2432715380 2551843195 2675986918 2938027180 3246279212 4057849015 4500523453 5103686390 5351973836 6689967295 8115698030 9001046906 10207372780 13379934590 16231396060 18002093812 22502617265 26759869180 45005234530 49505757983 90010469060 99011515966 198023031932 247528789915 495057579830 990115159660
• Sum of all divisors σ(n): 2399900577984
• Sum of proper divisors (its aliquot sum) s(n): 1409785418324
• 990115159660 is an abundant number, because the sum of its proper divisors (1409785418324) is greater than itself. Its abundance is 419670258664

Bases of 990115159660

• Binary: 1110011010000111011101100101111001101100₂
• Hexadecimal: 0xE687765E6C
• Base-36: CMUP02NG

Squares and roots of 990115159660

• 990115159660 squared (990115159660²) is 980328029388547291315600
• 990115159660 cubed (990115159660³) is 970637643337214673516405825448696000
• The square root of 990115159660 is 995045.3053303653
• The cube root of 990115159660 is 9966.9413652969

Scales and comparisons

• 990,115,159,660 seconds is equal to 31,482 years, 31 weeks, 1 day, 4 hours, 47 minutes, 40 seconds.
• To count from 1 to 990,115,159,660 would take you about sixty-two thousand, nine hundred sixty-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 990115159660 cubic inches would be around 830.6 feet tall.

Recreational maths with 990115159660

• 990115159660 backwards is 066951511099
• The number of decimal digits it has is: 12
• The sum of 990115159660's digits is 52
• More coming soon!