18868040100

Names of 18868040100

• Cardinal: 18868040100 can be written as Eighteen billion, eight hundred sixty-eight million, forty thousand, one hundred.

Scientific notation

• Scientific notation: 1.88680401 × 10¹⁰

Factors of 18868040100

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1944

Divisors of 18868040100

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 25 26 27 28 30 35 36 39 41 42 45 50 52 54 60 63 65 70 75 78 82 84 90 91 100 105 108 117 123 126 130 135 140 150 156 164 175 180 182 189 195 205 210 225 234 246 252 260 270 273 287 300 315 325 350 351 364 369 378 390 410 420 450 455 468 492 525 533 540 546 574 585 615 630 650 675 700 702 738 756 780 819 820 861 900 910 945 975 1025 1050 1066 1092 1107 1148 1170 1230 1260 1300 1350 1365 1404 1435 1476 1575 1599 1638 1722 1755 1820 1845 1873 1890 1950 2050 2100 2132 2214 2275 2340 2457 2460 2583 2665 2700 2730 2870 2925 3075 3150 3198 3276 3444 3510 3690 3731 3746 3780 3900 4095 4100 4305 4428 4550 4725 4797 4914 5166 5330 5460 5535 5619 5740 5850 6150 6300 6396 6825 7020 7175 7380 7462 7492 7749 7995 8190 8610 8775 9100 9225 9365 9450 9594 9828 10332 10660 11070 11193 11238 11700 12285 12300 12915 13111 13325 13650 14350 14391 14924 15498 15990 16380 16857 17220 17550 18450 18655 18730 18900 19188 20475 21525 22140 22386 22476 23985 24349 24570 25830 26222 26650 27300 27675 28095 28700 28782 30996 31980 33579 33714 35100 36900 37310 37460 38745 39333 39975 40950 43050 44772 46825 47970 48698 49140 50571 51660 52444 53300 55350 55965 56190 57564 61425 64575 65555 67158 67428 71955 73047 74620 76793 77490 78666 79950 81900 84285 86100 93275 93650 95940 97396 100737 101142 110700 111930 112380 117999 119925 121745 122850 129150 131110 134316 140475 143910 146094 153586 154980 157332 159900 167895 168570 170443 186550 187300 193725 196665 201474 202284 219141 223860 230379 235998 239850 243490 245700 252855 258300 262220 279825 280950 287820 292188 307172 327775 335790 337140 340886 353997 359775 365235 373100 383965 387450 393330 402948 421425 438282 460758 471996 479700 486980 503685 505710 511329 537551 559650 561900 589995 608725 655550 657423 671580 681772 691137 707994 719550 730470 767930 774900 786660 839475 842850 852215 876564 921516 983325 998309 1007370 1011420 1022658 1075102 1095705 1119300 1151895 1179990 1217450 1264275 1311100 1314846 1382274 1415988 1439100 1460940 1533987 1535860 1612653 1678950 1685700 1704430 1769985 1826175 1919825 1966650 1996618 2014740 2045316 2073411 2150204 2191410 2303790 2359980 2434900 2518425 2528550 2556645 2629692 2687755 2764548 2949975 2994927 3067974 3225306 3287115 3357900 3408860 3455685 3539970 3652350 3839650 3933300 3993236 4146822 4261075 4382820 4601961 4607580 4837959 4991545 5036850 5057100 5113290 5375510 5478525 5759475 5899950 5989854 6135948 6450612 6574230 6911370 6988163 7079940 7304700 7669935 7679300 8063265 8293644 8522150 8849925 8984781 9203922 9675918 9983090 10073700 10226580 10367055 10751020 10957050 11518950 11799900 11979708 12783225 13148460 13438775 13822740 13976326 14513877 14974635 15339870 16126530 16435575 17044300 17278425 17699850 17969562 18407844 19351836 19966180 20734110 20964489 21914100 23009805 23037900 24189795 24957725 25566450 26877550 26954343 27952652 29027754 29949270 30679740 32253060 32871150 34556850 34940815 35399700 35939124 38349675 40316325 41468220 41928978 44923905 46019610 48379590 49915450 51132900 51835275 53755100 53908686 58055508 59898540 62893467 65742300 69113700 69881630 72569385 74873175 76699350 80632650 83857956 89847810 92039220 96759180 99830900 103670550 104822445 107817372 115049025 120948975 125786934 134771715 139763260 145138770 149746350 153398700 161265300 174704075 179695620 188680401 207341100 209644890 224619525 230098050 241897950 251573868 269543430 290277540 299492700 314467335 349408150 362846925 377360802 419289780 449239050 460196100 483795900 524112225 539086860 628934670 673858575 698816300 725693850 754721604 898478100 943402005 1048224450 1257869340 1347717150 1451387700 1572336675 1886804010 2096448900 2695434300 3144673350 3773608020 4717010025 6289346700 9434020050 18868040100
• Sum of all divisors σ(n): 76516769280
• Sum of proper divisors (its aliquot sum) s(n): 57648729180
• 18868040100 is an abundant number, because the sum of its proper divisors (57648729180) is greater than itself. Its abundance is 38780689080

Bases of 18868040100

• Binary: 10001100100100111110111000110100100₂
• Hexadecimal: 0x4649F71A4
• Base-36: 8O1JKX0

Squares and roots of 18868040100

• 18868040100 squared (18868040100²) is 356002937215208010000
• 18868040100 cubed (18868040100³) is 6717077695094327062521201000000
• The square root of 18868040100 is 137360.9846353761
• The cube root of 18868040100 is 2662.2097124501

Scales and comparisons

• 18,868,040,100 seconds is equal to 599 years, 49 weeks, 1 day, 2 hours, 15 minutes.
• To count from 1 to 18,868,040,100 would take you about one thousand, one hundred ninety-nine 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 18868040100 cubic inches would be around 221.9 feet tall.

Recreational maths with 18868040100

• 18868040100 backwards is 00104086881
• 18868040100 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18868040100's digits is 36
• More coming soon!