901385968640

Names of 901385968640

• Cardinal: 901385968640 can be written as Nine hundred one billion, three hundred eighty-five million, nine hundred sixty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 9.0138596864 × 10¹¹

Factors of 901385968640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1695

Divisors of 901385968640

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 67 80 128 134 160 256 268 320 335 512 536 640 670 1024 1072 1280 1340 1621 2144 2560 2680 3242 4288 5120 5360 6484 8105 8576 10720 12968 16210 17152 21440 25936 32420 34304 42880 51872 64840 68608 85760 103744 108607 129680 171520 207488 217214 259360 343040 414976 434428 518720 543035 829952 868856 1037440 1086070 1659904 1737712 2074880 2172140 2627641 3475424 4149760 4344280 5255282 6950848 8299520 8688560 10510564 13138205 13901696 17377120 21021128 26276410 27803392 34754240 42042256 52552820 55606784 69508480 84084512 105105640 111213568 139016960 168169024 176051947 210211280 278033920 336338048 352103894 420422560 556067840 672676096 704207788 840845120 880259735 1345352192 1408415576 1681690240 1760519470 2690704384 2816831152 3363380480 3521038940 5633662304 6726760960 7042077880 11267324608 13453521920 14084155760 22534649216 28168311520 45069298432 56336623040 90138596864 112673246080 180277193728 225346492160 450692984320 901385968640
• Sum of all divisors σ(n): 2195897355288
• Sum of proper divisors (its aliquot sum) s(n): 1294511386648
• 901385968640 is an abundant number, because the sum of its proper divisors (1294511386648) is greater than itself. Its abundance is 393125418008

Bases of 901385968640

• Binary: 1101000111011110110010100101110000000000₂
• Hexadecimal: 0xD1DECA5C00
• Base-36: BI39XKOW

Squares and roots of 901385968640

• 901385968640 squared (901385968640²) is 812496664461071063449600
• 901385968640 cubed (901385968640³) is 732373092912011604099392595820544000
• The square root of 901385968640 is 949413.4866537339
• The cube root of 901385968640 is 9659.8473708751

Scales and comparisons

• 901,385,968,640 seconds is equal to 28,661 years, 14 weeks, 5 days, 23 hours, 17 minutes, 20 seconds.
• To count from 1 to 901,385,968,640 would take you about fifty-seven thousand, three hundred twenty-two 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 901385968640 cubic inches would be around 805 feet tall.

Recreational maths with 901385968640

• 901385968640 backwards is 046869583109
• The number of decimal digits it has is: 12
• The sum of 901385968640's digits is 59
• More coming soon!