20648089728

Names of 20648089728

• Cardinal: 20648089728 can be written as Twenty billion, six hundred forty-eight million, eighty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.0648089728 × 10¹⁰

Factors of 20648089728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1276

Divisors of 20648089728

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 128 144 162 168 189 192 216 224 252 288 293 324 336 378 384 432 448 504 567 576 586 648 672 756 864 879 896 971 1008 1134 1152 1172 1296 1344 1512 1728 1758 1942 2016 2051 2268 2344 2592 2637 2688 2913 3024 3456 3516 3884 4032 4102 4536 4688 5184 5274 5826 6048 6153 6797 7032 7768 7911 8064 8204 8739 9072 9376 10368 10548 11652 12096 12306 13594 14064 15536 15822 16408 17478 18144 18459 18752 20391 21096 23304 23733 24192 24612 26217 27188 28128 31072 31644 32816 34956 36288 36918 37504 40782 42192 46608 47466 49224 52434 54376 55377 56256 61173 62144 63288 65632 69912 72576 73836 78651 81564 84384 93216 94932 98448 104868 108752 110754 112512 122346 124288 126576 131264 139824 147672 157302 163128 166131 168768 183519 186432 189864 196896 209736 217504 221508 244692 253152 262528 279648 284503 295344 314604 326256 332262 337536 367038 372864 379728 393792 419472 435008 443016 489384 506304 550557 559296 569006 590688 629208 652512 664524 734076 759456 787584 838944 853509 870016 886032 978768 1012608 1101114 1118592 1138012 1181376 1258416 1305024 1329048 1468152 1518912 1677888 1707018 1772064 1957536 1991521 2202228 2276024 2362752 2516832 2560527 2610048 2658096 2936304 3037824 3355776 3414036 3544128 3915072 3983042 4404456 4552048 5033664 5121054 5316192 5872608 5974563 6828072 7088256 7681581 7830144 7966084 8808912 9104096 10067328 10242108 10632384 11745216 11949126 13656144 15363162 15932168 17617824 17923689 18208192 20484216 21264768 23044743 23490432 23898252 27312288 30726324 31864336 35235648 35847378 36416384 40968432 46089486 47796504 53771067 54624576 61452648 63728672 70471296 71694756 81936864 92178972 95593008 107542134 109249152 122905296 127457344 143389512 161313201 163873728 184357944 191186016 215084268 245810592 254914688 286779024 322626402 327747456 368715888 382372032 430168536 491621184 573558048 645252804 737431776 764744064 860337072 983242368 1147116096 1290505608 1474863552 1720674144 2294232192 2581011216 2949727104 3441348288 5162022432 6882696576 10324044864 20648089728
• Sum of all divisors σ(n): 70538973120
• Sum of proper divisors (its aliquot sum) s(n): 49890883392
• 20648089728 is an abundant number, because the sum of its proper divisors (49890883392) is greater than itself. Its abundance is 29242793664

Bases of 20648089728

• Binary: 10011001110101110001101100010000000₂
• Hexadecimal: 0x4CEB8D880
• Base-36: 9HHC800

Squares and roots of 20648089728

• 20648089728 squared (20648089728²) is 426343609415539113984
• 20648089728 cubed (20648089728³) is 8803181102171437263035251556352
• The square root of 20648089728 is 143694.4317919105
• The cube root of 20648089728 is 2743.4262698477

Scales and comparisons

• 20,648,089,728 seconds is equal to 656 years, 28 weeks, 2 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 20,648,089,728 would take you about one thousand, three hundred thirteen 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 20648089728 cubic inches would be around 228.6 feet tall.

Recreational maths with 20648089728

• 20648089728 backwards is 82798084602
• 20648089728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20648089728's digits is 54
• More coming soon!