28788100800

Names of 28788100800

• Cardinal: 28788100800 can be written as Twenty-eight billion, seven hundred eighty-eight million, one hundred thousand, eight hundred.

Scientific notation

• Scientific notation: 2.87881008 × 10¹⁰

Factors of 28788100800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 7769

Divisors of 28788100800

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 25 30 32 38 40 41 48 50 57 60 64 75 76 80 82 95 96 100 114 120 123 150 152 160 164 190 192 200 205 228 240 246 285 300 304 320 328 380 400 410 456 475 480 492 570 600 608 615 656 760 779 800 820 912 950 960 984 1025 1140 1200 1216 1230 1312 1425 1520 1558 1600 1640 1824 1900 1968 2050 2280 2337 2400 2460 2624 2850 3040 3075 3116 3280 3648 3800 3895 3936 4100 4560 4674 4800 4920 5700 6080 6150 6232 6560 7600 7699 7790 7872 8200 9120 9348 9840 11400 11685 12300 12464 13120 15200 15398 15580 16400 18240 18696 19475 19680 22800 23097 23370 24600 24928 30400 30796 31160 32800 37392 38495 38950 39360 45600 46194 46740 49200 49856 58425 61592 62320 65600 74784 76990 77900 91200 92388 93480 98400 115485 116850 123184 124640 146281 149568 153980 155800 184776 186960 192475 196800 230970 233700 246368 249280 292562 307960 311600 315659 369552 373920 384950 438843 461940 467400 492736 577425 585124 615920 623200 631318 731405 739104 747840 769900 877686 923880 934800 946977 1154850 1170248 1231840 1246400 1262636 1462810 1478208 1539800 1578295 1755372 1847760 1869600 1893954 2194215 2309700 2340496 2463680 2525272 2925620 3079600 3156590 3510744 3657025 3695520 3739200 3787908 4388430 4619400 4680992 4734885 5050544 5851240 5997521 6159200 6313180 7021488 7314050 7391040 7575816 7891475 8776860 9238800 9361984 9469770 10101088 10971075 11702480 11995042 12318400 12626360 14042976 14628100 15151632 15782950 17553720 17992563 18477600 18939540 20202176 21942150 23404960 23674425 23990084 25252720 28085952 29256200 29987605 30303264 31565900 35107440 35985126 36955200 37879080 43884300 46809920 47348850 47980168 50505440 58512400 59975210 60606528 63131800 70214880 71970252 75758160 87768600 89962815 94697700 95960336 101010880 117024800 119950420 126263600 140429760 143940504 149938025 151516320 175537200 179925630 189395400 191920672 234049600 239900840 252527200 287881008 299876050 303032640 351074400 359851260 378790800 383841344 449814075 479801680 505054400 575762016 599752100 702148800 719702520 757581600 899628150 959603360 1151524032 1199504200 1439405040 1515163200 1799256300 1919206720 2399008400 2878810080 3598512600 4798016800 5757620160 7197025200 9596033600 14394050400 28788100800
• Sum of all divisors σ(n): 101858064000
• Sum of proper divisors (its aliquot sum) s(n): 73069963200
• 28788100800 is an abundant number, because the sum of its proper divisors (73069963200) is greater than itself. Its abundance is 44281862400

Bases of 28788100800

• Binary: 11010110011111001111000111011000000₂
• Hexadecimal: 0x6B3E78EC0
• Base-36: D83OWQO

Squares and roots of 28788100800

• 28788100800 squared (28788100800²) is 828754747670960640000
• 28788100800 cubed (28788100800³) is 23858275214430180137152512000000
• The square root of 28788100800 is 169670.5655085761
• The cube root of 28788100800 is 3064.8155200695

Scales and comparisons

• 28,788,100,800 seconds is equal to 915 years, 19 weeks, 2 days, 14 hours, 40 minutes.
• To count from 1 to 28,788,100,800 would take you about one thousand, eight hundred thirty 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 28788100800 cubic inches would be around 255.4 feet tall.

Recreational maths with 28788100800

• 28788100800 backwards is 00800188782
• The number of decimal digits it has is: 11
• The sum of 28788100800's digits is 42
• More coming soon!