55945728

Names of 55945728

• Cardinal: 55945728 can be written as Fifty-five million, nine hundred forty-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 5.5945728 × 10⁷

Factors of 55945728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 95

Divisors of 55945728

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 64 71 72 76 81 96 108 114 128 142 144 152 162 171 192 213 216 228 256 284 288 304 324 342 384 426 432 456 512 513 568 576 608 639 648 684 768 852 864 912 1026 1136 1152 1216 1278 1296 1349 1368 1536 1539 1704 1728 1824 1917 2052 2272 2304 2432 2556 2592 2698 2736 3078 3408 3456 3648 3834 4047 4104 4544 4608 4864 5112 5184 5396 5472 5751 6156 6816 6912 7296 7668 8094 8208 9088 9728 10224 10368 10792 10944 11502 12141 12312 13632 13824 14592 15336 16188 16416 18176 20448 20736 21584 21888 23004 24282 24624 27264 29184 30672 32376 32832 36352 36423 40896 41472 43168 43776 46008 48564 49248 54528 61344 64752 65664 72846 81792 86336 87552 92016 97128 98496 109056 109269 122688 129504 131328 145692 163584 172672 184032 194256 196992 218538 245376 259008 262656 291384 327168 345344 368064 388512 393984 437076 490752 518016 582768 690688 736128 777024 787968 874152 981504 1036032 1165536 1472256 1554048 1748304 2072064 2331072 2944512 3108096 3496608 4662144 6216192 6993216 9324288 13986432 18648576 27972864 55945728
• Sum of all divisors σ(n): 178247520
• Sum of proper divisors (its aliquot sum) s(n): 122301792
• 55945728 is an abundant number, because the sum of its proper divisors (122301792) is greater than itself. Its abundance is 66356064

Bases of 55945728

• Binary: 11010101011010101000000000₂
• Hexadecimal: 0x355AA00
• Base-36: XB400

Squares and roots of 55945728

• 55945728 squared (55945728²) is 3129924481449984
• 55945728 cubed (55945728³) is 175105903699741850468352
• The square root of 55945728 is 7479.6876940149
• The cube root of 55945728 is 382.4626030335

Scales and comparisons

• 55,945,728 seconds is equal to 1 year, 40 weeks, 3 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 55,945,728 would take you about two 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 55945728 cubic inches would be around 31.9 feet tall.

Recreational maths with 55945728

• 55945728 backwards is 82754955
• The number of decimal digits it has is: 8
• The sum of 55945728's digits is 45
• More coming soon!