28349813968

Names of 28349813968

• Cardinal: 28349813968 can be written as Twenty-eight billion, three hundred forty-nine million, eight hundred thirteen thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 2.8349813968 × 10¹⁰

Factors of 28349813968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 161

Divisors of 28349813968

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 29 31 38 49 56 58 62 73 76 98 112 116 124 133 146 152 196 203 217 232 248 266 292 304 392 406 434 464 496 511 532 551 584 589 784 812 841 868 899 931 1022 1064 1102 1168 1178 1387 1421 1519 1624 1682 1736 1798 1862 2044 2117 2128 2204 2263 2356 2774 2842 3038 3248 3364 3472 3577 3596 3724 3857 4088 4123 4234 4408 4526 4712 5548 5684 5887 6076 6293 6728 7154 7192 7448 7714 8176 8246 8468 8816 9052 9424 9709 11096 11368 11774 12152 12586 13456 14308 14384 14819 14896 15428 15841 15979 16492 16936 17081 18104 19418 22192 22736 23548 24304 25172 26071 26999 28616 28861 29638 30856 31682 31958 32984 33872 34162 36208 38836 40223 41209 42997 44051 47096 50344 52142 53998 57232 57722 59276 61393 61712 63364 63916 65627 65968 67963 68324 77672 80446 82418 85994 88102 94192 100688 103733 104284 107996 110887 111853 115444 118552 119567 122786 126728 127832 131254 135926 136648 155344 160892 164836 171988 176204 182497 207466 208568 215992 221774 223706 230888 237104 239134 245572 253456 255664 262508 271852 273296 281561 300979 321784 329672 343976 352408 364994 414932 417136 429751 431984 443548 447412 459389 461776 478268 491144 495349 525016 543704 563122 601958 643568 659344 687952 704816 729988 782971 829864 836969 859502 887096 894824 918778 956536 982288 990698 1050032 1087408 1126244 1166467 1203916 1246913 1277479 1459976 1565942 1659728 1673938 1719004 1774192 1789648 1837556 1903183 1913072 1970927 1981396 2106853 2252488 2332934 2407832 2493826 2554958 2919952 3008257 3131884 3215723 3347876 3438008 3467443 3675112 3806366 3941854 3962792 4213706 4504976 4665868 4815664 4987652 5109916 6016514 6263768 6431446 6695752 6876016 6934886 7350224 7612732 7883708 7925584 8165269 8427412 8728391 9331736 9975304 10219832 12033028 12527536 12862892 13322281 13391504 13869772 15225464 15767416 16330538 16854824 17456782 18663472 19950608 20439664 24066056 24272101 25725784 26644562 27739544 30450928 31534832 32661076 33709648 34913564 36160477 48132112 48544202 51451568 53289124 55479088 57156883 61098737 65322152 69827128 72320954 93255967 97088404 106578248 114313766 122197474 130644304 139654256 144641908 186511934 194176808 213156496 228627532 244394948 253123339 289283816 373023868 388353616 457255064 488789896 506246678 578567632 746047736 914510128 977579792 1012493356 1492095472 1771863373 2024986712 3543726746 4049973424 7087453492 14174906984 28349813968
• Sum of all divisors σ(n): 72889739520
• Sum of proper divisors (its aliquot sum) s(n): 44539925552
• 28349813968 is an abundant number, because the sum of its proper divisors (44539925552) is greater than itself. Its abundance is 16190111584

Bases of 28349813968

• Binary: 11010011001110001111101010011010000₂
• Hexadecimal: 0x699C7D4D0
• Base-36: D0UQWGG

Squares and roots of 28349813968

• 28349813968 squared (28349813968²) is 803711952020207905024
• 28349813968 cubed (28349813968³) is 22785084323631035884113412575232
• The square root of 28349813968 is 168374.0299689949
• The cube root of 28349813968 is 3049.1824008621

Scales and comparisons

• 28,349,813,968 seconds is equal to 901 years, 22 weeks, 4 days, 20 hours, 19 minutes, 28 seconds.
• To count from 1 to 28,349,813,968 would take you about one thousand, eight hundred 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 28349813968 cubic inches would be around 254.1 feet tall.

Recreational maths with 28349813968

• 28349813968 backwards is 86931894382
• The number of decimal digits it has is: 11
• The sum of 28349813968's digits is 61
• More coming soon!