1991599380672

Names of 1991599380672

• Cardinal: 1991599380672 can be written as One trillion, nine hundred ninety-one billion, five hundred ninety-nine million, three hundred eighty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.991599380672 × 10¹²

Factors of 1991599380672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 201649

Divisors of 1991599380672

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 31 32 33 44 48 62 64 66 88 93 96 124 132 151 176 186 192 248 264 302 341 352 372 453 496 528 604 682 704 744 906 992 1023 1056 1208 1364 1488 1661 1812 1984 2046 2112 2416 2728 2976 3322 3624 4092 4681 4832 4983 5456 5952 6644 7248 8184 9362 9664 9966 10912 13288 14043 14496 16368 18724 19932 21824 26576 28086 28992 32736 37448 39864 51491 53152 56172 65472 74896 79728 102982 106304 112344 149792 154473 159456 201451 205964 224688 299584 308946 318912 402902 411928 449376 604353 617892 805804 823856 898752 1208706 1235784 1611608 1647712 2215961 2417412 2471568 3223216 3295424 4431922 4834824 4943136 6244981 6446432 6647883 8863844 9669648 9886272 12489962 12892864 13295766 17727688 18734943 19339296 24979924 26591532 30419101 35455376 37469886 38678592 49959848 53183064 60838202 68694791 70910752 74939772 91257303 99919696 106366128 121676404 137389582 141821504 149879544 182514606 199839392 206084373 212732256 243352808 274779164 299759088 334610111 365029212 399678784 412168746 425464512 486705616 549558328 599518176 669220222 730058424 824337492 942992131 973411232 1003830333 1099116656 1199036352 1338440444 1460116848 1648674984 1885984262 1946822464 2007660666 2198233312 2676880888 2828976393 2920233696 3297349968 3771968524 4015321332 4396466624 5353761776 5657952786 5840467392 6594699936 7543937048 8030642664 10372913441 10707523552 11315905572 13189399872 15087874096 16061285328 20745826882 21415047104 22631811144 30175748192 31118740323 32122570656 41491653764 45263622288 60351496384 62237480646 64245141312 82983307528 90527244576 124474961292 165966615056 181054489152 248949922584 331933230112 497899845168 663866460224 995799690336 1991599380672
• Sum of all divisors σ(n): 5973241970688
• Sum of proper divisors (its aliquot sum) s(n): 3981642590016
• 1991599380672 is an abundant number, because the sum of its proper divisors (3981642590016) is greater than itself. Its abundance is 1990043209344

Bases of 1991599380672

• Binary: 11100111110110100100100101101100011000000₂
• Hexadecimal: 0x1CFB492D8C0
• Base-36: PEXEUL6O

Squares and roots of 1991599380672

• 1991599380672 squared (1991599380672²) is 3966468093093093967171584
• 1991599380672 cubed (1991599380672³) is 7899615397659454785859226193957224448
• The square root of 1991599380672 is 1411240.3695586375
• The cube root of 1991599380672 is 12581.5455478537

Scales and comparisons

• 1,991,599,380,672 seconds is equal to 63,326 years, 36 weeks, 2 days, 18 hours, 11 minutes, 12 seconds.
• To count from 1 to 1,991,599,380,672 would take you about one hundred fifty-eight thousand, three hundred sixteen 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 1991599380672 cubic inches would be around 1048.5 feet tall.

Recreational maths with 1991599380672

• 1991599380672 backwards is 2760839951991
• The number of decimal digits it has is: 13
• The sum of 1991599380672's digits is 69
• More coming soon!