21148674560

Names of 21148674560

• Cardinal: 21148674560 can be written as Twenty-one billion, one hundred forty-eight million, six hundred seventy-four thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.114867456 × 10¹⁰

Factors of 21148674560

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1355

Divisors of 21148674560

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 29 32 34 40 52 58 64 65 68 80 85 104 116 128 130 136 145 160 170 208 221 232 256 260 272 290 320 340 377 416 442 464 493 512 520 544 580 640 680 754 832 884 928 986 1040 1088 1105 1160 1280 1289 1360 1508 1664 1768 1856 1885 1972 2080 2176 2210 2320 2465 2560 2578 2720 3016 3328 3536 3712 3770 3944 4160 4352 4420 4640 4930 5156 5440 6032 6409 6445 6656 7072 7424 7540 7888 8320 8704 8840 9280 9860 10312 10880 12064 12818 12890 14144 14848 15080 15776 16640 16757 17680 18560 19720 20624 21760 21913 24128 25636 25780 28288 30160 31552 32045 33280 33514 35360 37120 37381 39440 41248 43520 43826 48256 51272 51560 56576 60320 63104 64090 67028 70720 74240 74762 78880 82496 83785 87652 96512 102544 103120 109565 113152 120640 126208 128180 134056 141440 149524 157760 164992 167570 175304 186905 193024 205088 206240 219130 241280 252416 256360 268112 282880 284869 299048 315520 329984 335140 350608 373810 410176 412480 438260 482560 485953 512720 536224 565760 569738 598096 631040 635477 659968 670280 701216 747620 820352 824960 876520 965120 971906 1025440 1072448 1139476 1196192 1262080 1270954 1340560 1402432 1424345 1495240 1640704 1649920 1753040 1943812 2050880 2144896 2278952 2392384 2429765 2541908 2681120 2804864 2848690 2990480 3177385 3281408 3299840 3506080 3887624 4101760 4289792 4557904 4784768 4859530 5083816 5362240 5609728 5697380 5980960 6354770 7012160 7775248 8203520 8261201 8579584 9115808 9569536 9719060 10167632 10724480 11219456 11394760 11961920 12709540 14024320 15550496 16407040 16522402 18231616 19139072 19438120 20335264 21448960 22789520 23923840 25419080 28048640 31100992 33044804 36463232 38876240 40670528 41306005 42897920 45579040 47847680 50838160 56097280 62201984 66089608 72926464 77752480 81341056 82612010 91158080 95695360 101676320 124403968 132179216 145852928 155504960 162682112 165224020 182316160 203352640 248807936 264358432 311009920 325364224 330448040 364632320 406705280 528716864 622019840 660896080 729264640 813410560 1057433728 1244039680 1321792160 1626821120 2114867456 2643584320 4229734912 5287168640 10574337280 21148674560
• Sum of all divisors σ(n): 59860231200
• Sum of proper divisors (its aliquot sum) s(n): 38711556640
• 21148674560 is an abundant number, because the sum of its proper divisors (38711556640) is greater than itself. Its abundance is 17562882080

Bases of 21148674560

• Binary: 10011101100100011110010101000000000₂
• Hexadecimal: 0x4EC8F2A00
• Base-36: 9PRDHQ8

Squares and roots of 21148674560

• 21148674560 squared (21148674560²) is 447266435644791193600
• 21148674560 cubed (21148674560³) is 9459092289062872712600354816000
• The square root of 21148674560 is 145425.8386945043
• The cube root of 21148674560 is 2765.4196943765

Scales and comparisons

• 21,148,674,560 seconds is equal to 672 years, 24 weeks, 7 hours, 49 minutes, 20 seconds.
• To count from 1 to 21,148,674,560 would take you about one thousand, three hundred forty-four 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 21148674560 cubic inches would be around 230.5 feet tall.

Recreational maths with 21148674560

• 21148674560 backwards is 06547684112
• The number of decimal digits it has is: 11
• The sum of 21148674560's digits is 44
• More coming soon!