20425502720

Names of 20425502720

• Cardinal: 20425502720 can be written as Twenty billion, four hundred twenty-five million, five hundred two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.042550272 × 10¹⁰

Factors of 20425502720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 60

Divisors of 20425502720

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 29 32 34 35 40 56 58 64 68 70 80 85 112 116 119 128 136 140 145 160 170 203 224 232 238 256 272 280 289 290 320 340 406 448 464 476 493 512 544 560 578 580 595 640 680 812 896 928 952 986 1015 1024 1088 1120 1156 1160 1190 1280 1360 1445 1624 1792 1856 1904 1972 2023 2030 2048 2176 2240 2312 2320 2380 2465 2560 2720 2890 3248 3451 3584 3712 3808 3944 4046 4060 4096 4352 4480 4624 4640 4760 4913 4930 5120 5440 5780 6496 6902 7168 7424 7616 7888 8092 8120 8381 8704 8960 9248 9280 9520 9826 9860 10115 10240 10880 11560 12992 13804 14336 14848 15232 15776 16184 16240 16762 17255 17408 17920 18496 18560 19040 19652 19720 20230 20480 21760 23120 24565 25984 27608 28672 29696 30464 31552 32368 32480 33524 34391 34510 34816 35840 36992 37120 38080 39304 39440 40460 41905 43520 46240 49130 51968 55216 58667 59392 60928 63104 64736 64960 67048 68782 69020 69632 71680 73984 74240 76160 78608 78880 80920 83810 87040 92480 98260 103936 110432 117334 118784 121856 126208 129472 129920 134096 137564 138040 142477 143360 147968 148480 152320 157216 157760 161840 167620 171955 174080 184960 196520 207872 220864 234668 243712 252416 258944 259840 268192 275128 276080 284954 293335 295936 296960 304640 314432 315520 323680 335240 343910 348160 369920 393040 415744 441728 469336 487424 504832 517888 519680 536384 550256 552160 569908 586670 591872 593920 609280 628864 631040 647360 670480 687820 712385 739840 786080 831488 883456 938672 997339 1009664 1035776 1039360 1072768 1100512 1104320 1139816 1173340 1183744 1218560 1257728 1262080 1294720 1340960 1375640 1424770 1479680 1572160 1766912 1877344 1994678 2019328 2071552 2078720 2145536 2201024 2208640 2279632 2346680 2437120 2515456 2524160 2589440 2681920 2751280 2849540 2959360 3144320 3533824 3754688 3989356 4143104 4157440 4291072 4402048 4417280 4559264 4693360 4986695 5030912 5048320 5178880 5363840 5502560 5699080 5918720 6288640 7067648 7509376 7978712 8286208 8582144 8804096 8834560 9118528 9386720 9973390 10061824 10096640 10357760 10727680 11005120 11398160 12577280 14135296 15018752 15957424 17164288 17608192 17669120 18237056 18773440 19946780 20123648 20715520 21455360 22010240 22796320 25154560 30037504 31914848 34328576 35216384 35338240 36474112 37546880 39893560 41431040 42910720 44020480 45592640 50309120 60075008 63829696 70432768 70676480 72948224 75093760 79787120 85821440 88040960 91185280 100618240 120150016 127659392 140865536 145896448 150187520 159574240 171642880 176081920 182370560 240300032 255318784 291792896 300375040 319148480 352163840 364741120 510637568 583585792 600750080 638296960 704327680 729482240 1021275136 1201500160 1276593920 1458964480 2042550272 2553187840 2917928960 4085100544 5106375680 10212751360 20425502720
• Sum of all divisors σ(n): 61570108800
• Sum of proper divisors (its aliquot sum) s(n): 41144606080
• 20425502720 is an abundant number, because the sum of its proper divisors (41144606080) is greater than itself. Its abundance is 20719103360

Bases of 20425502720

• Binary: 10011000001011101000111000000000000₂
• Hexadecimal: 0x4C1747000
• Base-36: 9DSTERK

Squares and roots of 20425502720

• 20425502720 squared (20425502720²) is 417201161364727398400
• 20425502720 cubed (20425502720³) is 8521543456242398388077723648000
• The square root of 20425502720 is 142917.8180633891
• The cube root of 20425502720 is 2733.5325610617

Scales and comparisons

• 20,425,502,720 seconds is equal to 649 years, 24 weeks, 2 days, 6 hours, 45 minutes, 20 seconds.
• To count from 1 to 20,425,502,720 would take you about one thousand, two hundred ninety-eight 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 20425502720 cubic inches would be around 227.8 feet tall.

Recreational maths with 20425502720

• 20425502720 backwards is 02720552402
• 20425502720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20425502720's digits is 29
• More coming soon!