20696137728

Names of 20696137728

• Cardinal: 20696137728 can be written as Twenty billion, six hundred ninety-six million, one hundred thirty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.0696137728 × 10¹⁰

Factors of 20696137728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 188

Divisors of 20696137728

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 73 84 96 103 112 128 146 168 192 206 219 224 256 292 309 336 384 412 438 448 511 512 584 618 672 721 768 824 876 896 1022 1024 1168 1236 1344 1442 1533 1536 1648 1752 1792 2044 2048 2163 2336 2472 2688 2884 3066 3072 3296 3504 3584 4088 4096 4326 4672 4944 5376 5768 6132 6144 6592 7008 7168 7519 8176 8192 8652 9344 9888 10752 11536 12264 12288 13184 14016 14336 15038 16352 16384 17304 18688 19776 21504 22557 23072 24528 24576 26368 28032 28672 30076 32704 32768 34608 37376 39552 43008 45114 46144 49056 49152 52633 52736 56064 57344 60152 65408 65536 69216 74752 79104 86016 90228 92288 98112 98304 105266 105472 112128 114688 120304 130816 131072 138432 149504 157899 158208 172032 180456 184576 196224 196608 210532 210944 224256 229376 240608 261632 276864 299008 315798 316416 344064 360912 369152 392448 393216 421064 421888 448512 458752 481216 523264 553728 598016 631596 632832 688128 721824 738304 784896 842128 843776 897024 917504 962432 1046528 1107456 1196032 1263192 1265664 1376256 1443648 1476608 1569792 1684256 1687552 1794048 1924864 2093056 2214912 2392064 2526384 2531328 2752512 2887296 2953216 3139584 3368512 3375104 3588096 3849728 4186112 4429824 4784128 5052768 5062656 5774592 5906432 6279168 6737024 6750208 7176192 7699456 8372224 8859648 9568256 10105536 10125312 11549184 11812864 12558336 13474048 13500416 14352384 15398912 16744448 17719296 20211072 20250624 23098368 23625728 25116672 26948096 28704768 30797824 33488896 35438592 40422144 40501248 46196736 47251456 50233344 53896192 61595648 66977792 70877184 80844288 92393472 94502912 100466688 107792384 123191296 141754368 161688576 184786944 200933376 215584768 246382592 283508736 323377152 369573888 431169536 492765184 646754304 739147776 862339072 985530368 1293508608 1478295552 1724678144 2587017216 2956591104 3449356288 5174034432 6898712576 10348068864 20696137728
• Sum of all divisors σ(n): 64558480896
• Sum of proper divisors (its aliquot sum) s(n): 43862343168
• 20696137728 is an abundant number, because the sum of its proper divisors (43862343168) is greater than itself. Its abundance is 23166205440

Bases of 20696137728

• Binary: 10011010001100101100000000000000000₂
• Hexadecimal: 0x4D1960000
• Base-36: 9I9Y22O

Squares and roots of 20696137728

• 20696137728 squared (20696137728²) is 428330116856345001984
• 20696137728 cubed (20696137728³) is 8864779091509250551745297252352
• The square root of 20696137728 is 143861.5227501781
• The cube root of 20696137728 is 2745.5526010477

Scales and comparisons

• 20,696,137,728 seconds is equal to 658 years, 3 weeks, 5 days, 15 hours, 8 minutes, 48 seconds.
• To count from 1 to 20,696,137,728 would take you about one thousand, three hundred sixteen 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 20696137728 cubic inches would be around 228.8 feet tall.

Recreational maths with 20696137728

• 20696137728 backwards is 82773169602
• The number of decimal digits it has is: 11
• The sum of 20696137728's digits is 51
• More coming soon!