30428013168

Names of 30428013168

• Cardinal: 30428013168 can be written as Thirty billion, four hundred twenty-eight million, thirteen thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 3.0428013168 × 10¹⁰

Factors of 30428013168

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9463

Divisors of 30428013168

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 53 56 61 63 72 84 106 112 122 126 144 159 168 183 212 244 252 318 336 366 371 424 427 477 488 504 549 636 732 742 848 854 954 976 1008 1098 1113 1272 1281 1464 1484 1708 1908 2196 2226 2544 2562 2928 2968 3233 3339 3416 3816 3843 4392 4452 5124 5936 6466 6678 6832 7632 7686 8784 8904 9337 9699 10248 12932 13356 15372 17808 18674 19398 20496 22631 25864 26712 28011 29097 30744 37348 38796 45262 51728 53424 56022 58194 61488 65359 67893 74696 77592 84033 90524 112044 116388 130718 135786 149392 155184 168066 181048 196077 203679 224088 232776 261436 271572 336132 362096 392154 407358 448176 465552 494861 522872 543144 569557 588231 672264 784308 814716 989722 1045744 1086288 1139114 1176462 1344528 1484583 1568616 1629432 1708671 1979444 2278228 2352924 2969166 3137232 3258864 3417342 3464027 3958888 3986899 4453749 4556456 4705848 5126013 5938332 6834684 6928054 7917776 7973798 8907498 9112912 9411696 10252026 10392081 11876664 11960697 13669368 13856108 15947596 17814996 20504052 20784162 23753328 23921394 27338736 27712216 30186521 31176243 31895192 35629992 35882091 41008104 41568324 47842788 55424432 60373042 62352486 63790384 71259984 71764182 82016208 83136648 90559563 95685576 120746084 124704972 143528364 166273296 181119126 191371152 211305647 241492168 249409944 271678689 287056728 362238252 422611294 482984336 498819888 543357378 574113456 633916941 724476504 845222588 1086714756 1267833882 1448953008 1690445176 1901750823 2173429512 2535667764 3380890352 3803501646 4346859024 5071335528 7607003292 10142671056 15214006584 30428013168
• Sum of all divisors σ(n): 100793923776
• Sum of proper divisors (its aliquot sum) s(n): 70365910608
• 30428013168 is an abundant number, because the sum of its proper divisors (70365910608) is greater than itself. Its abundance is 39937897440

Bases of 30428013168

• Binary: 11100010101101001101010001001110000₂
• Hexadecimal: 0x715A6A270
• Base-36: DZ81X80

Squares and roots of 30428013168

• 30428013168 squared (30428013168²) is 925863985351981396224
• 30428013168 cubed (30428013168³) is 28172201538067049039194897477632
• The square root of 30428013168 is 174436.2725123419
• The cube root of 30428013168 is 3121.9398538075

Scales and comparisons

• 30,428,013,168 seconds is equal to 967 years, 26 weeks, 6 days, 1 hour, 52 minutes, 48 seconds.
• To count from 1 to 30,428,013,168 would take you about one thousand, nine hundred thirty-five 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 30428013168 cubic inches would be around 260.2 feet tall.

Recreational maths with 30428013168

• 30428013168 backwards is 86131082403
• 30428013168 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30428013168's digits is 36
• More coming soon!