18164060640

Names of 18164060640

• Cardinal: 18164060640 can be written as Eighteen billion, one hundred sixty-four million, sixty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.816406064 × 10¹⁰

Factors of 18164060640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 644

Divisors of 18164060640

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 31 32 33 36 40 44 45 48 55 60 62 66 71 72 80 88 90 93 96 99 110 120 124 132 142 144 155 160 165 176 180 186 198 213 220 240 248 264 279 284 288 310 330 341 352 355 360 372 396 426 440 465 480 495 496 521 528 558 568 620 639 660 682 710 720 744 781 792 852 880 930 990 992 1023 1042 1056 1065 1116 1136 1240 1278 1320 1364 1395 1420 1440 1488 1562 1563 1584 1704 1705 1760 1860 1980 2046 2084 2130 2201 2232 2272 2343 2480 2556 2605 2640 2728 2790 2840 2976 3069 3124 3126 3168 3195 3408 3410 3720 3905 3960 4092 4168 4260 4402 4464 4686 4689 4960 5112 5115 5210 5280 5456 5580 5680 5731 6138 6248 6252 6390 6603 6816 6820 7029 7440 7810 7815 7920 8184 8336 8520 8804 8928 9372 9378 10224 10230 10420 10912 11005 11160 11360 11462 11715 12276 12496 12504 12780 13206 13640 14058 14880 15345 15620 15630 15840 16151 16368 16672 17040 17193 17608 18744 18756 19809 20448 20460 20840 22010 22320 22924 23430 23445 24211 24552 24992 25008 25560 26412 27280 28116 28655 30690 31240 31260 32302 32736 33015 34080 34386 35145 35216 36991 37488 37512 39618 40920 41680 44020 44640 45848 46860 46890 48422 48453 49104 50016 51120 51579 52824 54560 56232 57310 61380 62480 62520 64604 66030 68772 70290 70432 72633 73982 74976 75024 79236 80755 81840 83360 85965 88040 91696 93720 93780 96844 96906 98208 99045 102240 103158 105648 110973 112464 114620 121055 122760 124960 125040 129208 132060 137544 140580 145266 145359 147964 150048 158472 161510 163680 171930 176080 177661 183392 184955 187440 187560 193688 193812 198090 206316 211296 217899 221946 224928 229240 242110 242265 245520 250080 257895 258416 264120 275088 281160 290532 290718 295928 316944 323020 332919 343860 352160 355322 363165 369910 374880 375120 387376 387624 396180 406901 412632 435798 443892 458480 484220 484530 491040 515790 516832 528240 532983 550176 554865 562320 581064 581436 591856 633888 646040 665838 687720 710644 726330 726795 739820 750240 774752 775248 792360 813802 825264 871596 887784 888305 916960 968440 969060 1031580 1056480 1065966 1089495 1109730 1124640 1146721 1162128 1162872 1183712 1220703 1292080 1331676 1375440 1421288 1452660 1453590 1479640 1550496 1584720 1598949 1627604 1650528 1664595 1743192 1775568 1776610 1936880 1938120 2034505 2063160 2131932 2178990 2219460 2293442 2324256 2325744 2441406 2584160 2663352 2664915 2750880 2842576 2905320 2907180 2959280 3169440 3197898 3255208 3329190 3440163 3486384 3551136 3553220 3662109 3873760 3876240 4069010 4126320 4263864 4357980 4438920 4586884 4651488 4882812 5326704 5329830 5685152 5733605 5810640 5814360 5918560 6103515 6395796 6510416 6658380 6880326 6972768 7106440 7324218 7752480 7994745 8138020 8252640 8527728 8715960 8877840 9173768 9765624 10320489 10653408 10659660 11467210 11621280 11628720 12207030 12613931 12791592 13020832 13316760 13760652 14212880 14648436 15989490 16276040 17055456 17200815 17431920 17755680 18310545 18347536 19531248 20640978 21319320 22934420 23257440 24414060 25227862 25583184 26633520 27521304 28425760 29296872 31978980 32552080 34401630 34863840 36621090 36695072 37841793 39062496 41281956 42638640 45868840 48828120 50455724 51166368 51602445 53267040 55042608 58593744 63069655 63957960 65104160 68803260 73242180 75683586 82563912 85277280 91737680 97656240 100911448 103204890 110085216 113525379 117187488 126139310 127915920 137606520 146484360 151367172 165127824 183475360 189208965 195312480 201822896 206409780 227050758 252278620 255831840 275213040 292968720 302734344 330255648 378417930 403645792 412819560 454101516 504557240 550426080 567626895 585937440 605468688 756835860 825639120 908203032 1009114480 1135253790 1210937376 1513671720 1651278240 1816406064 2018228960 2270507580 3027343440 3632812128 4541015160 6054686880 9082030320 18164060640
• Sum of all divisors σ(n): 70920105984
• Sum of proper divisors (its aliquot sum) s(n): 52756045344
• 18164060640 is an abundant number, because the sum of its proper divisors (52756045344) is greater than itself. Its abundance is 34591984704

Bases of 18164060640

• Binary: 10000111010101010011001000111100000₂
• Hexadecimal: 0x43AA991E0
• Base-36: 8CEEUW0

Squares and roots of 18164060640

• 18164060640 squared (18164060640²) is 329933098933597209600
• 18164060640 cubed (18164060640³) is 5992924816172979048509190144000
• The square root of 18164060640 is 134774.1096798639
• The cube root of 18164060640 is 2628.6795571011

Scales and comparisons

• 18,164,060,640 seconds is equal to 577 years, 29 weeks, 1 day, 4 hours, 24 minutes.
• To count from 1 to 18,164,060,640 would take you about one thousand, one hundred fifty-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 18164060640 cubic inches would be around 219.1 feet tall.

Recreational maths with 18164060640

• 18164060640 backwards is 04606046181
• 18164060640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18164060640's digits is 36
• More coming soon!