4991813568

Names of 4991813568

• Cardinal: 4991813568 can be written as Four billion, nine hundred ninety-one million, eight hundred thirteen thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 4.991813568 × 10⁹

Factors of 4991813568

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1074

Divisors of 4991813568

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 81 84 96 108 112 126 144 151 162 168 189 192 216 224 252 288 302 324 336 378 432 448 453 504 567 576 604 648 672 756 864 906 911 1008 1057 1134 1208 1296 1344 1359 1512 1728 1812 1822 2016 2114 2268 2416 2592 2718 2733 3024 3171 3624 3644 4032 4077 4228 4536 4832 5184 5436 5466 6048 6342 6377 7248 7288 8154 8199 8456 9072 9513 9664 10872 10932 12096 12231 12684 12754 14496 14576 16308 16398 16912 18144 19026 19131 21744 21864 24462 24597 25368 25508 28539 28992 29152 32616 32796 33824 36288 38052 38262 43488 43728 48924 49194 50736 51016 57078 57393 58304 65232 65592 67648 73791 76104 76524 85617 86976 87456 97848 98388 101472 102032 114156 114786 130464 131184 137561 147582 152208 153048 171234 172179 174912 195696 196776 202944 204064 228312 229572 260928 262368 275122 295164 304416 306096 342468 344358 391392 393552 408128 412683 456624 459144 516537 524736 550244 590328 608832 612192 684936 688716 782784 787104 825366 913248 918288 962927 1033074 1100488 1180656 1224384 1238049 1369872 1377432 1574208 1650732 1826496 1836576 1925854 2066148 2200976 2361312 2476098 2739744 2754864 2888781 3301464 3673152 3714147 3851708 4132296 4401952 4722624 4952196 5479488 5509728 5777562 6602928 7428294 7703416 8264592 8666343 8803904 9904392 11019456 11142441 11555124 13205856 14856588 15406832 16529184 17332686 19808784 22284882 23110248 25999029 26411712 29713176 30813664 33058368 34665372 39617568 44569764 46220496 51998058 59426352 61627328 69330744 77997087 79235136 89139528 92440992 103996116 118852704 138661488 155994174 178279056 184881984 207992232 237705408 277322976 311988348 356558112 415984464 554645952 623976696 713116224 831968928 1247953392 1663937856 2495906784 4991813568
• Sum of all divisors σ(n): 17041880064
• Sum of proper divisors (its aliquot sum) s(n): 12050066496
• 4991813568 is an abundant number, because the sum of its proper divisors (12050066496) is greater than itself. Its abundance is 7058252928

Bases of 4991813568

• Binary: 100101001100010010000011111000000₂
• Hexadecimal: 0x1298907C0
• Base-36: 2AJZW00

Squares and roots of 4991813568

• 4991813568 squared (4991813568²) is 24918202697668890624
• 4991813568 cubed (4991813568³) is 124387022316397770188391186432
• The square root of 4991813568 is 70652.7675891043
• The cube root of 4991813568 is 1709.0421967651

Scales and comparisons

• 4,991,813,568 seconds is equal to 158 years, 37 weeks, 4 days, 14 hours, 52 minutes, 48 seconds.
• To count from 1 to 4,991,813,568 would take you about three hundred seventeen 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 4991813568 cubic inches would be around 142.4 feet tall.

Recreational maths with 4991813568

• 4991813568 backwards is 8653181994
• 4991813568 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 4991813568's digits is 54
• More coming soon!