81460132000

Names of 81460132000

• Cardinal: 81460132000 can be written as Eighty-one billion, four hundred sixty million, one hundred thirty-two thousand.

Scientific notation

• Scientific notation: 8.1460132 × 10¹⁰

Factors of 81460132000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 502

Divisors of 81460132000

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 61 65 80 100 104 122 125 130 160 200 208 244 250 260 305 325 400 416 421 488 500 520 610 650 793 800 842 976 1000 1040 1220 1300 1525 1586 1625 1684 1952 2000 2080 2105 2440 2600 3050 3172 3250 3368 3721 3965 4000 4210 4880 5200 5473 6100 6344 6500 6736 7442 7625 7930 8420 9760 10400 10525 10946 12200 12688 13000 13472 14884 15250 15860 16840 18605 19825 21050 21892 24400 25376 25681 26000 27365 29768 30500 31720 33680 37210 39650 42100 43784 48373 48800 51362 52000 52625 54730 59536 61000 63440 67360 74420 79300 84200 87568 93025 96746 99125 102724 105250 109460 119072 122000 126880 128405 136825 148840 158600 168400 175136 186050 193492 198250 205448 210500 218920 241865 244000 256810 273650 297680 317200 333853 336800 372100 386984 396500 410896 421000 437840 465125 483730 513620 547300 595360 634400 642025 667706 684125 744200 773968 793000 821792 842000 875680 930250 967460 1027240 1094600 1209325 1284050 1335412 1368250 1488400 1547936 1566541 1586000 1669265 1684000 1860500 1934920 2054480 2189200 2418650 2568100 2670824 2736500 2976800 3133082 3172000 3210125 3338530 3721000 3869840 4108960 4378400 4837300 5136200 5341648 5473000 6046625 6266164 6420250 6677060 7442000 7739680 7832705 8346325 9674600 10272400 10683296 10946000 12093250 12532328 12840500 13354120 14884000 15665410 16692650 19349200 20365033 20544800 21892000 24186500 25064656 25681000 26708240 31330820 33385300 38698400 39163525 40730066 41731625 48373000 50129312 51362000 53416480 62661640 66770600 78327050 81460132 83463250 96746000 101825165 102724000 125323280 133541200 156654100 162920264 166926500 193492000 195817625 203650330 250646560 267082400 313308200 325840528 333853000 391635250 407300660 509125825 626616400 651681056 667706000 783270500 814601320 1018251650 1253232800 1335412000 1566541000 1629202640 2036503300 2545629125 3133082000 3258405280 4073006600 5091258250 6266164000 8146013200 10182516500 16292026400 20365033000 40730066000 81460132000
• Sum of all divisors σ(n): 219655446192
• Sum of proper divisors (its aliquot sum) s(n): 138195314192
• 81460132000 is an abundant number, because the sum of its proper divisors (138195314192) is greater than itself. Its abundance is 56735182192

Bases of 81460132000

• Binary: 1001011110111011001101111100010100000₂
• Hexadecimal: 0x12F766F8A0
• Base-36: 11F79C4G

Squares and roots of 81460132000

• 81460132000 squared (81460132000²) is 6635753105457424000000
• 81460132000 cubed (81460132000³) is 540549323889971679419968000000000
• The square root of 81460132000 is 285412.2141745163
• The cube root of 81460132000 is 4334.9261494949

Scales and comparisons

• 81,460,132,000 seconds is equal to 2,590 years, 9 weeks, 2 days, 14 hours, 26 minutes, 40 seconds.
• To count from 1 to 81,460,132,000 would take you about five thousand, one hundred eighty 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 81460132000 cubic inches would be around 361.2 feet tall.

Recreational maths with 81460132000

• 81460132000 backwards is 00023106418
• 81460132000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 81460132000's digits is 25
• More coming soon!