18025864020

Names of 18025864020

• Cardinal: 18025864020 can be written as Eighteen billion, twenty-five million, eight hundred sixty-four thousand and twenty.

Scientific notation

• Scientific notation: 1.802586402 × 10¹⁰

Factors of 18025864020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1415

Divisors of 18025864020

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 41 43 45 60 82 86 90 123 129 164 172 180 205 215 246 258 369 387 410 430 492 516 615 645 738 774 820 860 1230 1290 1321 1476 1548 1763 1845 1849 1935 2460 2580 2642 3526 3690 3698 3870 3963 5284 5289 5547 6605 7052 7380 7396 7740 7926 8815 9245 10578 11094 11889 13210 15852 15867 16641 17630 18490 19815 21156 22188 23778 26420 26445 27735 31734 33282 35260 36980 39630 47556 52890 54161 55470 56803 59445 63468 66564 75809 79260 79335 83205 105780 108322 110940 113606 118890 151618 158670 162483 166410 170409 216644 227212 227427 237780 270805 284015 303236 317340 324966 332820 340818 379045 454854 487449 511227 541610 568030 649932 681636 682281 758090 812415 852045 909708 974898 1022454 1083220 1136060 1137135 1364562 1516180 1624830 1704090 1949796 2044908 2274270 2328923 2437245 2442529 2556135 2729124 3249660 3408180 3411405 4548540 4657846 4874490 4885058 5112270 6822810 6986769 7327587 9315692 9748980 9770116 10224540 11644615 12212645 13645620 13973538 14655174 20960307 21982761 23289230 24425290 27947076 29310348 34933845 36637935 41920614 43965522 46578460 48850580 69867690 73275870 83841228 87931044 100143689 104801535 109913805 139735380 146551740 200287378 209603070 219827610 300431067 400574756 419206140 439655220 500718445 600862134 901293201 1001436890 1201724268 1502155335 1802586402 2002873780 3004310670 3605172804 4506466005 6008621340 9012932010 18025864020
• Sum of all divisors σ(n): 57388384872
• Sum of proper divisors (its aliquot sum) s(n): 39362520852
• 18025864020 is an abundant number, because the sum of its proper divisors (39362520852) is greater than itself. Its abundance is 21336656832

Bases of 18025864020

• Binary: 10000110010011011001101101101010100₂
• Hexadecimal: 0x4326CDB54
• Base-36: 8A44TP0

Squares and roots of 18025864020

• 18025864020 squared (18025864020²) is 324931773667530560400
• 18025864020 cubed (18025864020³) is 5857175967908322570964796808000
• The square root of 18025864020 is 134260.4335610459
• The cube root of 18025864020 is 2621.9960325089

Scales and comparisons

• 18,025,864,020 seconds is equal to 573 years, 8 weeks, 4 days, 16 hours, 27 minutes.
• To count from 1 to 18,025,864,020 would take you about one thousand, one hundred forty-six 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 18025864020 cubic inches would be around 218.5 feet tall.

Recreational maths with 18025864020

• 18025864020 backwards is 02046852081
• 18025864020 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18025864020's digits is 36
• More coming soon!