64490038272

Names of 64490038272

• Cardinal: 64490038272 can be written as Sixty-four billion, four hundred ninety million, thirty-eight thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 6.4490038272 × 10¹⁰

Factors of 64490038272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 23577

Divisors of 64490038272

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 81 88 96 99 108 128 132 144 162 176 192 198 216 243 256 264 288 297 324 352 384 396 432 486 512 528 576 594 648 704 768 792 864 891 972 1024 1056 1152 1188 1296 1408 1536 1584 1728 1782 1944 2112 2304 2376 2592 2673 2816 3072 3168 3456 3564 3888 4224 4608 4752 5184 5346 5632 6336 6912 7128 7776 8448 9216 9504 10368 10692 11264 12672 13824 14256 15552 16896 19008 20736 21384 23561 25344 27648 28512 31104 33792 38016 41472 42768 47122 50688 57024 62208 70683 76032 82944 85536 94244 101376 114048 124416 141366 152064 171072 188488 212049 228096 248832 259171 282732 304128 342144 376976 424098 456192 518342 565464 636147 684288 753952 777513 848196 912384 1036684 1130928 1272294 1368576 1507904 1555026 1696392 1908441 2073368 2261856 2332539 2544588 2737152 3015808 3110052 3392784 3816882 4146736 4523712 4665078 5089176 5725323 6031616 6220104 6785568 6997617 7633764 8293472 9047424 9330156 10178352 11450646 12063232 12440208 13571136 13995234 15267528 16586944 18094848 18660312 20356704 20992851 22901292 24126464 24880416 27142272 27990468 30535056 33173888 36189696 37320624 40713408 41985702 45802584 49760832 54284544 55980936 61070112 62978553 66347776 72379392 74641248 81426816 83971404 91605168 99521664 108569088 111961872 122140224 125957106 132695552 149282496 162853632 167942808 183210336 199043328 217138176 223923744 244280448 251914212 265391104 298564992 325707264 335885616 366420672 398086656 447847488 488560896 503828424 597129984 651414528 671771232 732841344 796173312 895694976 977121792 1007656848 1194259968 1343542464 1465682688 1791389952 1954243584 2015313696 2388519936 2687084928 2931365376 3582779904 4030627392 5374169856 5862730752 7165559808 8061254784 10748339712 16122509568 21496679424 32245019136 64490038272
• Sum of all divisors σ(n): 210674816352
• Sum of proper divisors (its aliquot sum) s(n): 146184778080
• 64490038272 is an abundant number, because the sum of its proper divisors (146184778080) is greater than itself. Its abundance is 81694739808

Bases of 64490038272

• Binary: 111100000011111001111110010000000000₂
• Hexadecimal: 0xF03E7E400
• Base-36: TMJPC00

Squares and roots of 64490038272

• 64490038272 squared (64490038272²) is 4158965036324024745984
• 64490038272 cubed (64490038272³) is 268211814364446226061583238299648
• The square root of 64490038272 is 253948.8890938489
• The cube root of 64490038272 is 4010.1831843565

Scales and comparisons

• 64,490,038,272 seconds is equal to 2,050 years, 30 weeks, 2 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 64,490,038,272 would take you about four thousand, one hundred one 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 64490038272 cubic inches would be around 334.2 feet tall.

Recreational maths with 64490038272

• 64490038272 backwards is 27283009446
• The number of decimal digits it has is: 11
• The sum of 64490038272's digits is 45
• More coming soon!