72428372100

Names of 72428372100

• Cardinal: 72428372100 can be written as Seventy-two billion, four hundred twenty-eight million, three hundred seventy-two thousand, one hundred.

Scientific notation

• Scientific notation: 7.24283721 × 10¹⁰

Factors of 72428372100

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 123667

Divisors of 72428372100

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 27 28 30 31 35 36 42 45 50 54 60 62 63 70 75 84 90 93 100 105 108 124 126 135 140 150 155 175 180 186 189 210 217 225 252 270 279 300 310 315 350 372 378 420 434 450 465 525 540 558 620 630 651 675 700 756 775 837 868 900 930 945 1050 1085 1116 1260 1302 1350 1395 1550 1575 1674 1860 1890 1953 2100 2170 2325 2604 2700 2790 3100 3150 3255 3348 3780 3906 4185 4340 4650 4725 5425 5580 5859 6300 6510 6975 7812 8370 9300 9450 9765 10850 11718 13020 13950 16275 16740 18900 19530 20925 21700 23436 27900 29295 32550 39060 41850 48825 58590 65100 83700 97650 117180 123619 146475 195300 247238 292950 370857 494476 585900 618095 741714 865333 1112571 1236190 1483428 1730666 1854285 2225142 2472380 2595999 3090475 3337713 3461332 3708570 3832189 4326665 4450284 5191998 5562855 6180950 6675426 7417140 7664378 7787997 8653330 9271425 10383996 11125710 11496567 12361900 12979995 13350852 15328756 15575994 16688565 17306660 18542850 19160945 21633325 22251420 22993134 23363991 25959990 26825323 27814275 31151988 33377130 34489701 37085700 38321890 38939985 43266650 45986268 46727982 51919980 53650646 55628550 57482835 64899975 66754260 68979402 76643780 77879970 80475969 83442825 86533300 93455964 95804725 103469103 107301292 111257100 114965670 116819955 129799950 134126615 137958804 155759940 160951938 166885650 172448505 191609450 194699925 206938206 229931340 233639910 241427907 259599900 268253230 287414175 321903876 333771300 344897010 383218900 389399850 402379845 413876412 467279820 482855814 517345515 536506460 574828350 584099775 670633075 689794020 724283721 778799700 804759690 862242525 965711628 1034691030 1149656700 1168199550 1207139535 1341266150 1448567442 1609519380 1724485050 2011899225 2069382060 2336399100 2414279070 2586727575 2682532300 2897134884 3448970100 3621418605 4023798450 4828558140 5173455150 6035697675 7242837210 8047596900 10346910300 12071395350 14485674420 18107093025 24142790700 36214186050 72428372100
• Sum of all divisors σ(n): 274693529600
• Sum of proper divisors (its aliquot sum) s(n): 202265157500
• 72428372100 is an abundant number, because the sum of its proper divisors (202265157500) is greater than itself. Its abundance is 129836785400

Bases of 72428372100

• Binary: 1000011011101000100010100000010000100₂
• Hexadecimal: 0x10DD114084
• Base-36: X9TZDL0

Squares and roots of 72428372100

• 72428372100 squared (72428372100²) is 5245869085056058410000
• 72428372100 cubed (72428372100³) is 379949758080326747878814361000000
• The square root of 72428372100 is 269125.1978169269
• The cube root of 72428372100 is 4168.4017994327

Scales and comparisons

• 72,428,372,100 seconds is equal to 2,302 years, 51 weeks, 6 days, 8 hours, 15 minutes.
• To count from 1 to 72,428,372,100 would take you about four thousand, six hundred five 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 72428372100 cubic inches would be around 347.4 feet tall.

Recreational maths with 72428372100

• 72428372100 backwards is 00127382427
• 72428372100 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72428372100's digits is 36
• More coming soon!