28732996800

Names of 28732996800

• Cardinal: 28732996800 can be written as Twenty-eight billion, seven hundred thirty-two million, nine hundred ninety-six thousand, eight hundred.

Scientific notation

• Scientific notation: 2.87329968 × 10¹⁰

Factors of 28732996800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1238

Divisors of 28732996800

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 41 45 48 50 60 64 72 75 80 82 90 96 100 120 123 144 150 160 164 180 192 200 205 225 240 246 288 300 320 328 360 369 400 410 450 480 492 576 600 615 656 720 738 800 820 900 960 984 1025 1187 1200 1230 1312 1440 1476 1600 1640 1681 1800 1845 1968 2050 2374 2400 2460 2624 2880 2952 3075 3280 3362 3561 3600 3690 3936 4100 4748 4800 4920 5043 5904 5935 6150 6560 6724 7122 7200 7380 7872 8200 8405 9225 9496 9840 10086 10683 11808 11870 12300 13120 13448 14244 14400 14760 15129 16400 16810 17805 18450 18992 19680 20172 21366 23616 23740 24600 25215 26896 28488 29520 29675 30258 32800 33620 35610 36900 37984 39360 40344 42025 42732 47480 48667 49200 50430 53415 53792 56976 59040 59350 60516 65600 67240 71220 73800 75645 75968 80688 84050 85464 89025 94960 97334 98400 100860 106830 107584 113952 118080 118700 121032 126075 134480 142440 146001 147600 151290 161376 168100 170928 178050 189920 194668 196800 201720 213660 227904 237400 242064 243335 252150 267075 268960 284880 292002 295200 302580 322752 336200 341856 356100 378225 379840 389336 403440 427320 438003 474800 484128 486670 504300 534150 537920 569760 584004 590400 605160 672400 683712 712200 730005 756450 778672 806880 854640 876006 949600 968256 973340 1008600 1068300 1139520 1168008 1210320 1216675 1344800 1424400 1460010 1512900 1557344 1613760 1709280 1752012 1899200 1946680 1995347 2017200 2136600 2190015 2336016 2420640 2433350 2689600 2848800 2920020 3025800 3114688 3418560 3504024 3650025 3893360 3990694 4034400 4273200 4380030 4672032 4841280 4866700 5697600 5840040 5986041 6051600 7008048 7300050 7786720 7981388 8068800 8546400 8760060 9344064 9733400 9976735 10950075 11680080 11972082 12103200 14016096 14600100 15573440 15962776 17092800 17520120 17958123 19466800 19953470 21900150 23360160 23944164 24206400 28032192 29200200 29930205 31925552 35040240 35916246 38933600 39906940 43800300 46720320 47888328 49883675 58400400 59860410 63851104 70080480 71832492 77867200 79813880 87600600 89790615 95776656 99767350 116800800 119720820 127702208 140160960 143664984 149651025 159627760 175201200 179581230 191553312 199534700 233601600 239441640 287329968 299302050 319255520 350402400 359162460 383106624 399069400 448953075 478883280 574659936 598604100 638511040 700804800 718324920 798138800 897906150 957766560 1149319872 1197208200 1436649840 1596277600 1795812300 1915533120 2394416400 2873299680 3192555200 3591624600 4788832800 5746599360 7183249200 9577665600 14366498400 28732996800
• Sum of all divisors σ(n): 104763617244
• Sum of proper divisors (its aliquot sum) s(n): 76030620444
• 28732996800 is an abundant number, because the sum of its proper divisors (76030620444) is greater than itself. Its abundance is 47297623644

Bases of 28732996800

• Binary: 11010110000100111101011110011000000₂
• Hexadecimal: 0x6B09EBCC0
• Base-36: D76VU80

Squares and roots of 28732996800

• 28732996800 squared (28732996800²) is 825585105108810240000
• 28732996800 cubed (28732996800³) is 23721534183219108277727232000000
• The square root of 28732996800 is 169508.1024612099
• The cube root of 28732996800 is 3062.8587918939

Scales and comparisons

• 28,732,996,800 seconds is equal to 913 years, 32 weeks, 1 day, 20 hours.
• To count from 1 to 28,732,996,800 would take you about one thousand, eight hundred twenty-seven 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 28732996800 cubic inches would be around 255.2 feet tall.

Recreational maths with 28732996800

• 28732996800 backwards is 00869923782
• The number of decimal digits it has is: 11
• The sum of 28732996800's digits is 54
• More coming soon!