981384768

Names of 981384768

• Cardinal: 981384768 can be written as Nine hundred eighty-one million, three hundred eighty-four thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 9.81384768 × 10⁸

Factors of 981384768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 104

Divisors of 981384768

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 52 54 56 63 64 72 78 79 84 91 96 104 108 112 117 126 144 156 158 168 182 189 192 208 216 224 234 237 252 273 288 312 316 336 351 364 378 416 432 448 468 474 504 546 553 576 624 632 672 702 711 728 756 819 832 864 936 948 1008 1027 1092 1106 1248 1264 1344 1404 1422 1456 1512 1638 1659 1728 1872 1896 2016 2054 2133 2184 2212 2457 2496 2528 2808 2844 2912 3024 3081 3276 3318 3744 3792 4032 4108 4266 4368 4424 4914 4977 5056 5616 5688 5824 6048 6162 6241 6552 6636 7189 7488 7584 8216 8532 8736 8848 9243 9828 9954 11232 11376 12096 12324 12482 13104 13272 14378 14931 15168 16432 17064 17472 17696 18486 18723 19656 19908 21567 22464 22752 24648 24964 26208 26544 27729 28756 29862 32864 34128 35392 36972 37446 39312 39816 43134 43687 45504 49296 49928 52416 53088 55458 56169 57512 59724 64701 65728 68256 73944 74892 78624 79632 81133 86268 87374 98592 99856 106176 110916 112338 115024 119448 129402 131061 136512 147888 149784 157248 159264 162266 168507 172536 174748 194103 197184 199712 221832 224676 230048 238896 243399 258804 262122 295776 299568 318528 324532 337014 345072 349496 388206 393183 399424 443664 449352 460096 477792 486798 517608 524244 567931 591552 599136 649064 674028 690144 698992 730197 776412 786366 887328 898704 955584 973596 1035216 1048488 1135862 1179549 1198272 1298128 1348056 1380288 1397984 1460394 1552824 1572732 1703793 1774656 1797408 1947192 2070432 2096976 2190591 2271724 2359098 2596256 2696112 2795968 2920788 3105648 3145464 3407586 3594816 3894384 4140864 4193952 4381182 4543448 4718196 5111379 5192512 5392224 5841576 6211296 6290928 6815172 7788768 8387904 8762364 9086896 9436392 10222758 10784448 11683152 12422592 12581856 13630344 15334137 15577536 17524728 18173792 18872784 20445516 23366304 25163712 27260688 30668274 35049456 36347584 37745568 40891032 46732608 54521376 61336548 70098912 75491136 81782064 109042752 122673096 140197824 163564128 245346192 327128256 490692384 981384768
• Sum of all divisors σ(n): 3596396160
• Sum of proper divisors (its aliquot sum) s(n): 2615011392
• 981384768 is an abundant number, because the sum of its proper divisors (2615011392) is greater than itself. Its abundance is 1633626624

Bases of 981384768

• Binary: 111010011111101011111001000000₂
• Hexadecimal: 0x3A7EBE40
• Base-36: G8AHC0

Squares and roots of 981384768

• 981384768 squared (981384768²) is 963116062862413824
• 981384768 cubed (981384768³) is 945187433909303406586232832
• The square root of 981384768 is 31327.0612729633
• The cube root of 981384768 is 993.7560164821

Scales and comparisons

• 981,384,768 seconds is equal to 31 years, 10 weeks, 4 days, 14 hours, 52 minutes, 48 seconds.
• To count from 1 to 981,384,768 would take you about forty-six 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 981384768 cubic inches would be around 82.8 feet tall.

Recreational maths with 981384768

• 981384768 backwards is 867483189
• 981384768 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 981384768's digits is 54
• More coming soon!