28804975920

Names of 28804975920

• Cardinal: 28804975920 can be written as Twenty-eight billion, eight hundred four million, nine hundred seventy-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.880497592 × 10¹⁰

Factors of 28804975920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 31309

Divisors of 28804975920

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 54 56 60 61 63 70 72 80 84 90 105 108 112 120 122 126 135 140 144 168 180 183 189 210 216 240 244 252 270 280 305 315 336 360 366 378 420 427 432 488 504 540 549 560 610 630 720 732 756 840 854 915 945 976 1008 1080 1098 1220 1260 1281 1464 1512 1647 1680 1708 1830 1890 2135 2160 2196 2440 2520 2562 2745 2928 3024 3294 3416 3660 3780 3843 4270 4392 4880 5040 5124 5490 6405 6588 6832 7320 7560 7686 8235 8540 8784 10248 10980 11529 12810 13176 14640 15120 15372 16470 17080 19215 20496 21960 23058 25620 26352 30744 31231 32940 34160 38430 43920 46116 51240 57645 61488 62462 65880 76860 92232 93693 102480 115290 124924 131760 153720 156155 184464 187386 218617 230580 249848 281079 307440 312310 374772 437234 461160 468465 499696 562158 624620 655851 749544 843237 874468 922320 936930 1093085 1124316 1249240 1311702 1405395 1499088 1686474 1748936 1873860 1905091 1967553 2186170 2248632 2498480 2623404 2810790 3279255 3372948 3497872 3747720 3810182 3935106 4216185 4372340 4497264 5246808 5621580 5715273 5902659 6558510 6745896 7495440 7620364 7870212 8432370 8744680 9525455 9837765 10493616 11243160 11430546 11805318 13117020 13335637 13491792 15240728 15740424 16864740 17145819 17489360 19050910 19675530 22486320 22861092 23610636 26234040 26671274 28576365 29513295 30481456 31480848 33729480 34291638 38101820 39351060 40006911 45722184 47221272 51437457 52468080 53342548 57152730 59026590 66678185 67458960 68583276 76203640 78702120 80013822 85729095 91444368 94442544 102874914 106685096 114305460 118053180 120020733 133356370 137166552 152407280 157404240 160027644 171458190 200034555 205749828 213370192 228610920 236106360 240041466 257187285 266712740 274333104 320055288 342916380 360062199 400069110 411499656 457221840 472212720 480082932 514374570 533425480 600103665 640110576 685832760 720124398 800138220 822999312 960165864 1028749140 1066850960 1200207330 1371665520 1440248796 1600276440 1800310995 1920331728 2057498280 2400414660 2880497592 3200552880 3600621990 4114996560 4800829320 5760995184 7201243980 9601658640 14402487960 28804975920
• Sum of all divisors σ(n): 115253575680
• Sum of proper divisors (its aliquot sum) s(n): 86448599760
• 28804975920 is an abundant number, because the sum of its proper divisors (86448599760) is greater than itself. Its abundance is 57643623840

Bases of 28804975920

• Binary: 11010110100111010010000110100110000₂
• Hexadecimal: 0x6B4E90D30
• Base-36: D8DQLO0

Squares and roots of 28804975920

• 28804975920 squared (28804975920²) is 829726637751779846400
• 28804975920 cubed (28804975920³) is 23900255820622581412693298688000
• The square root of 28804975920 is 169720.2872964809
• The cube root of 28804975920 is 3065.4142515579

Scales and comparisons

• 28,804,975,920 seconds is equal to 915 years, 47 weeks, 1 day, 22 hours, 12 minutes.
• To count from 1 to 28,804,975,920 would take you about one thousand, eight hundred thirty-one 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 28804975920 cubic inches would be around 255.5 feet tall.

Recreational maths with 28804975920

• 28804975920 backwards is 02957940882
• 28804975920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28804975920's digits is 54
• More coming soon!