40697904128

Names of 40697904128

• Cardinal: 40697904128 can be written as Forty billion, six hundred ninety-seven million, nine hundred four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0697904128 × 10¹⁰

Factors of 40697904128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 394

Divisors of 40697904128

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 41 49 56 64 73 82 98 112 128 146 164 196 224 256 271 287 292 328 392 448 511 512 542 574 584 656 784 896 1022 1024 1084 1148 1168 1312 1568 1792 1897 2009 2044 2168 2296 2336 2624 2993 3136 3577 3584 3794 4018 4088 4336 4592 4672 5248 5986 6272 7154 7168 7588 8036 8176 8672 9184 9344 10496 11111 11972 12544 13279 14308 15176 16072 16352 17344 18368 18688 19783 20951 20992 22222 23944 25088 26558 28616 30352 32144 32704 34688 36736 37376 39566 41902 41984 44444 47888 50176 53116 57232 60704 64288 65408 69376 73472 74752 77777 79132 83804 88888 95776 106232 114464 121408 128576 130816 138481 138752 146657 146944 155554 158264 167608 177776 191552 212464 228928 242816 257152 261632 276962 277504 293314 293888 311108 316528 335216 355552 383104 424928 457856 485632 514304 523264 544439 553924 586628 622216 633056 670432 711104 766208 811103 849856 915712 969367 971264 1028608 1088878 1107848 1173256 1244432 1266112 1340864 1422208 1532416 1622206 1699712 1831424 1938734 1942528 2057216 2177756 2215696 2346512 2488864 2532224 2681728 2844416 3064832 3244412 3399424 3662848 3877468 4355512 4431392 4693024 4977728 5064448 5363456 5677721 5688832 6488824 6798848 7754936 8711024 8862784 9386048 9955456 10128896 10726912 11355442 11377664 12977648 13597696 15509872 17422048 17725568 18772096 19910912 20257792 21453824 22710884 25955296 31019744 34844096 35451136 37544192 39744047 39821824 45421768 51910592 62039488 69688192 70902272 75088384 79488094 79643648 90843536 103821184 124078976 139376384 141804544 150176768 158976188 181687072 207642368 248157952 278752768 317952376 363374144 415284736 496315904 557505536 635904752 726748288 830569472 992631808 1271809504 1453496576 2543619008 2906993152 5087238016 5813986304 10174476032 20348952064 40697904128
• Sum of all divisors σ(n): 98637626304
• Sum of proper divisors (its aliquot sum) s(n): 57939722176
• 40697904128 is an abundant number, because the sum of its proper divisors (57939722176) is greater than itself. Its abundance is 17241818048

Bases of 40697904128

• Binary: 100101111001110010001011110000000000₂
• Hexadecimal: 0x979C8BC00
• Base-36: IP2HBSW

Squares and roots of 40697904128

• 40697904128 squared (40697904128²) is 1656319400411879440384
• 40697904128 cubed (40697904128³) is 67408728163309113177042323505152
• The square root of 40697904128 is 201737.2155255445
• The cube root of 40697904128 is 3439.7273120785

Scales and comparisons

• 40,697,904,128 seconds is equal to 1,294 years, 3 weeks, 3 days, 13 hours, 22 minutes, 8 seconds.
• To count from 1 to 40,697,904,128 would take you about two thousand, five hundred eighty-eight 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 40697904128 cubic inches would be around 286.6 feet tall.

Recreational maths with 40697904128

• 40697904128 backwards is 82140979604
• The number of decimal digits it has is: 11
• The sum of 40697904128's digits is 50
• More coming soon!