18938799000

Names of 18938799000

• Cardinal: 18938799000 can be written as Eighteen billion, nine hundred thirty-eight million, seven hundred ninety-nine thousand.

Scientific notation

• Scientific notation: 1.8938799 × 10¹⁰

Factors of 18938799000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 69

Divisors of 18938799000

• Number of divisors d(n): 1024
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 17 18 20 22 24 25 27 30 31 33 34 36 40 44 45 50 51 54 55 60 62 66 68 72 75 85 88 90 93 99 100 102 108 110 120 121 124 125 132 135 136 150 153 155 165 170 180 186 187 198 200 204 216 220 225 242 248 250 255 264 270 275 279 297 300 306 310 330 340 341 360 363 372 374 375 396 408 425 440 450 459 465 484 495 500 510 527 540 550 558 561 594 600 605 612 620 660 675 680 682 726 744 748 750 765 775 792 825 837 850 900 918 930 935 968 990 1000 1020 1023 1054 1080 1089 1100 1116 1122 1125 1188 1210 1224 1240 1275 1320 1331 1350 1364 1375 1395 1452 1485 1496 1500 1530 1550 1581 1650 1674 1683 1700 1705 1800 1815 1836 1860 1870 1980 2040 2046 2057 2108 2125 2178 2200 2232 2244 2250 2295 2325 2376 2420 2475 2550 2635 2662 2700 2728 2750 2790 2805 2904 2970 3000 3025 3060 3069 3100 3162 3267 3300 3348 3366 3375 3400 3410 3630 3672 3720 3740 3751 3825 3875 3960 3993 4092 4114 4125 4185 4216 4250 4356 4488 4500 4590 4650 4675 4743 4840 4950 5049 5100 5115 5270 5324 5400 5445 5500 5580 5610 5797 5940 6050 6120 6138 6171 6200 6324 6375 6534 6600 6655 6696 6732 6750 6820 6975 7260 7425 7480 7502 7650 7750 7905 7986 8184 8228 8250 8370 8415 8500 8525 8712 9000 9075 9180 9207 9300 9350 9486 9900 10098 10200 10230 10285 10540 10648 10890 11000 11160 11220 11253 11475 11594 11625 11880 11979 12100 12276 12342 12375 12648 12750 13068 13175 13310 13464 13500 13640 13950 14025 14229 14520 14850 15004 15125 15300 15345 15500 15810 15972 16335 16456 16500 16740 16830 17000 17050 17391 18150 18360 18414 18513 18600 18700 18755 18972 19125 19800 19965 20196 20460 20570 20925 21080 21780 22440 22506 22627 22950 23188 23250 23375 23715 23958 24200 24552 24684 24750 25245 25500 25575 26136 26350 26620 27000 27225 27900 28050 28458 28985 29700 30008 30250 30600 30690 30855 31000 31620 31944 32670 33000 33275 33480 33660 33759 34100 34782 34875 35937 36300 36828 37026 37125 37400 37510 37944 38250 39525 39930 40392 40920 41140 41261 41850 42075 42625 43560 45012 45254 45375 45900 46035 46376 46500 46750 47430 47916 49368 49500 50490 51000 51150 51425 52173 52700 53240 54450 55539 55800 56100 56265 56916 57375 57970 59400 59895 60500 61380 61710 63240 63767 65340 65875 66550 67320 67518 67881 68200 69564 69750 70125 71145 71874 72600 73656 74052 74250 75020 76500 76725 79050 79860 81675 82280 82522 83700 84150 85250 86955 90024 90508 90750 91800 92070 92565 93000 93500 93775 94860 95832 99000 99825 100980 101277 102300 102850 104346 104625 105400 108900 111078 112200 112530 113135 113832 114750 115940 118575 119790 121000 122760 123420 123783 126225 127534 127875 130680 131750 133100 135036 135762 136125 139128 139500 140250 142290 143748 144925 148104 148500 150040 153000 153450 154275 156519 158100 159720 163350 165044 166375 167400 168300 168795 170500 173910 179685 181016 181500 184140 185130 187000 187550 189720 191301 197625 199650 201960 202554 203643 204600 205700 206305 208692 209250 210375 217800 222156 225060 226270 229500 230175 231880 237150 239580 246840 247566 252450 255068 255750 257125 260865 263500 266200 270072 271524 272250 277695 279000 280500 281325 284580 287496 289850 297000 299475 306900 308550 313038 316200 318835 326700 330088 332750 336600 337590 339405 341000 347820 355725 359370 363000 368280 370260 371349 375100 382602 383625 395250 399300 405108 407286 408375 411400 412610 417384 418500 420750 434775 444312 450120 452540 459000 460350 462825 468875 474300 479160 495132 499125 504900 506385 510136 511500 514250 521730 527000 543048 544500 555390 561000 562650 565675 569160 573903 579700 592875 598950 610929 613800 617100 618915 626076 631125 637670 653400 665500 675180 678810 695640 701437 711450 718740 724625 740520 742698 750200 765204 767250 771375 782595 790500 798600 810216 814572 816750 825220 837000 841500 843975 869550 898425 905080 920700 925650 937750 948600 956505 990264 998250 1009800 1012770 1018215 1023000 1028500 1031525 1043460 1089000 1110780 1114047 1125300 1131350 1147806 1150875 1159400 1185750 1197900 1221858 1234200 1237830 1252152 1262250 1275340 1304325 1331000 1350360 1357620 1388475 1402874 1406625 1422900 1437480 1449250 1485396 1497375 1530408 1534500 1542750 1565190 1581000 1594175 1629144 1633500 1650440 1683000 1687950 1697025 1721709 1739100 1778625 1796850 1841400 1851300 1856745 1875500 1913010 1996500 2025540 2036430 2057000 2063050 2086920 2104311 2173875 2221560 2228094 2250600 2262700 2295612 2301750 2314125 2371500 2395800 2443716 2475660 2524500 2531925 2550680 2608650 2715240 2776950 2805748 2813250 2828375 2845800 2869515 2898500 2970792 2994750 3054645 3069000 3085500 3094575 3130380 3188350 3267000 3375900 3394050 3443418 3478200 3507185 3557250 3593700 3702600 3713490 3751000 3826020 3912975 3993000 4051080 4072860 4126100 4208622 4219875 4347750 4456188 4492125 4525400 4591224 4603500 4628250 4743000 4782525 4887432 4951320 5049000 5063850 5091075 5157625 5217300 5553900 5570235 5611496 5626500 5656750 5739030 5797000 5989500 6109290 6171000 6189150 6260760 6312933 6376700 6521625 6751800 6788100 6886836 6942375 7014370 7114500 7187400 7426980 7652040 7825950 7970875 8145720 8252200 8417244 8439750 8485125 8608545 8695500 8912376 8984250 9207000 9256500 9283725 9565050 10127700 10182150 10315250 10434600 10521555 11107800 11140470 11253000 11313500 11478060 11979000 12218580 12378300 12625866 12659625 12753400 13043250 13576200 13773672 13884750 14028740 14229000 14347575 14853960 15273225 15472875 15651900 15941750 16834488 16879500 16970250 17217090 17391000 17535925 17968500 18513000 18567450 18938799 19130100 19564875 20255400 20364300 20630500 21043110 22280940 22627000 22956120 23912625 24437160 24756600 25251732 25319250 25455375 26086500 27769500 27851175 28057480 28695150 30546450 30945750 31303800 31564665 31883500 33759000 33940500 34434180 35071850 35937000 37134900 37877598 38260200 39129750 40728600 41261000 42086220 43042725 44561880 46418625 47825250 50503464 50638500 50910750 52173000 52607775 55539000 55702350 57390300 61092900 61891500 63129330 63767000 67881000 68868360 70143700 71737875 74269800 75755196 76366125 78259500 84172440 86085450 87679625 92837250 94693995 95650500 101277000 101821500 105215550 111404700 114780600 122185800 123783000 126258660 139255875 140287400 143475750 151510392 152732250 156519000 157823325 172170900 175359250 185674500 189387990 191301000 203643000 210431100 215213625 222809400 252517320 263038875 278511750 286951500 305464500 315646650 344341800 350718500 371349000 378775980 420862200 430427250 473469975 526077750 557023500 573903000 610929000 631293300 701437000 757551960 789116625 860854500 946939950 1052155500 1114047000 1262586600 1578233250 1721709000 1893879900 2104311000 2367349875 3156466500 3787759800 4734699750 6312933000 9469399500 18938799000
• Sum of all divisors σ(n): 78929510400
• Sum of proper divisors (its aliquot sum) s(n): 59990711400
• 18938799000 is an abundant number, because the sum of its proper divisors (59990711400) is greater than itself. Its abundance is 41051912400

Bases of 18938799000

• Binary: 10001101000110101110010001110011000₂
• Hexadecimal: 0x468D72398
• Base-36: 8P7O6U0

Squares and roots of 18938799000

• 18938799000 squared (18938799000²) is 358678107562401000000
• 18938799000 cubed (18938799000³) is 6792932584824692496399000000000
• The square root of 18938799000 is 137618.3091016599
• The cube root of 18938799000 is 2665.5334994455

Scales and comparisons

• 18,938,799,000 seconds is equal to 602 years, 10 weeks, 1 day, 1 hour, 30 minutes.
• To count from 1 to 18,938,799,000 would take you about one thousand, two hundred four 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 18938799000 cubic inches would be around 222.1 feet tall.

Recreational maths with 18938799000

• 18938799000 backwards is 00099783981
• 18938799000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18938799000's digits is 54
• More coming soon!