18135446400

Names of 18135446400

• Cardinal: 18135446400 can be written as Eighteen billion, one hundred thirty-five million, four hundred forty-six thousand, four hundred.

Scientific notation

• Scientific notation: 1.81354464 × 10¹⁰

Factors of 18135446400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 139

Divisors of 18135446400

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 31 32 36 37 40 45 48 50 54 60 61 62 64 72 74 75 80 81 90 93 96 100 108 111 120 122 124 128 135 144 148 150 155 160 162 180 183 185 186 192 200 216 222 225 240 244 248 270 279 288 296 300 305 310 320 324 333 360 366 370 372 384 400 405 432 444 450 465 480 488 496 540 549 555 558 576 592 600 610 620 640 648 666 675 720 732 740 744 775 800 810 837 864 888 900 915 925 930 960 976 992 999 1080 1098 1110 1116 1147 1152 1184 1200 1220 1240 1296 1332 1350 1395 1440 1464 1480 1488 1525 1550 1600 1620 1647 1665 1674 1728 1776 1800 1830 1850 1860 1891 1920 1952 1984 1998 2025 2160 2196 2220 2232 2257 2294 2325 2368 2400 2440 2480 2511 2592 2664 2700 2745 2775 2790 2880 2928 2960 2976 2997 3050 3100 3200 3240 3294 3330 3348 3441 3456 3552 3600 3660 3700 3720 3782 3904 3968 3996 4050 4185 4320 4392 4440 4464 4514 4575 4588 4650 4736 4800 4880 4941 4960 4995 5022 5184 5328 5400 5490 5550 5580 5673 5735 5760 5856 5920 5952 5994 6100 6200 6480 6588 6660 6696 6771 6882 6975 7104 7200 7320 7400 7440 7564 7808 7992 8100 8235 8325 8370 8640 8784 8880 8928 9028 9150 9176 9300 9455 9600 9760 9882 9920 9990 10044 10323 10368 10656 10800 10980 11100 11160 11285 11346 11470 11712 11840 11904 11988 12200 12400 12555 12960 13176 13320 13392 13542 13725 13764 13950 14208 14400 14640 14800 14880 14985 15128 15984 16200 16470 16650 16740 17019 17205 17280 17568 17760 17856 18056 18300 18352 18600 18910 19520 19764 19840 19980 20088 20313 20646 20925 21312 21600 21960 22200 22320 22570 22692 22940 23424 23680 23976 24400 24705 24800 24975 25110 25920 26352 26640 26784 27084 27450 27528 27900 28365 28675 28800 29280 29600 29760 29970 30256 30969 31968 32400 32940 33300 33480 33855 34038 34410 35136 35520 35712 36112 36600 36704 37200 37820 39040 39528 39960 40176 40626 41175 41292 41850 42624 43200 43920 44400 44640 45140 45384 45880 47275 47952 48800 49410 49600 49950 50220 51057 51615 51840 52704 53280 53568 54168 54900 55056 55800 56425 56730 57350 58560 59200 59520 59940 60512 60939 61938 62775 63936 64800 65880 66600 66960 67710 68076 68820 69967 70272 71040 72224 73200 73408 74400 74925 75640 79056 79920 80352 81252 82350 82584 83700 85095 86025 86400 87840 88800 89280 90280 90768 91760 92907 94550 95904 97600 98820 99200 99900 100440 101565 102114 103230 105408 106560 107136 108336 109800 110112 111600 112850 113460 114700 117120 118400 119880 121024 121878 123525 123876 125550 127872 129600 131760 133200 133920 135420 136152 137640 139934 141825 144448 146400 146816 148800 149850 151280 153171 154845 158112 159840 160704 162504 164700 165168 167400 169275 170190 172050 175680 177600 178560 180560 181536 182817 183520 185814 189100 191808 195200 197640 199800 200880 203130 204228 206460 209901 210816 213120 216672 219600 220224 223200 225700 226920 229400 239760 242048 243756 247050 247752 251100 255285 258075 259200 263520 266400 267840 270840 272304 275280 279868 283650 288896 292800 297600 299700 302560 304695 306342 309690 316224 319680 321408 325008 329400 330336 334800 338550 340380 344100 349835 351360 355200 361120 363072 365634 367040 371628 378200 383616 395280 399600 401760 406260 408456 412920 419802 425475 433344 439200 440448 446400 451400 453840 458800 464535 479520 487512 494100 495504 502200 507825 510570 516150 527040 532800 535680 541680 544608 550560 559736 567300 585600 599400 605120 609390 612684 619380 629703 632448 639360 650016 658800 660672 669600 677100 680760 688200 699670 722240 726144 731268 734080 743256 756400 765855 774225 790560 799200 803520 812520 816912 825840 839604 850950 866688 878400 892800 902800 907680 914085 917600 929070 959040 975024 988200 991008 1004400 1015650 1021140 1032300 1049505 1054080 1065600 1083360 1089216 1101120 1119472 1134600 1198800 1210240 1218780 1225368 1238760 1259406 1276425 1300032 1317600 1321344 1339200 1354200 1361520 1376400 1399340 1444480 1462536 1486512 1512800 1523475 1531710 1548450 1581120 1598400 1607040 1625040 1633824 1651680 1679208 1701900 1749175 1756800 1805600 1815360 1828170 1835200 1858140 1889109 1918080 1950048 1976400 1982016 2008800 2031300 2042280 2064600 2099010 2166720 2178432 2202240 2238944 2269200 2322675 2397600 2437560 2450736 2477520 2518812 2552850 2600064 2635200 2678400 2708400 2723040 2752800 2798680 2925072 2973024 3025600 3046950 3063420 3096900 3148515 3162240 3196800 3250080 3267648 3303360 3358416 3403800 3498350 3611200 3630720 3656340 3670400 3716280 3778218 3829275 3900096 3952800 3964032 4017600 4062600 4084560 4129200 4198020 4333440 4477888 4538400 4570425 4645350 4795200 4875120 4901472 4955040 5037624 5105700 5247525 5270400 5416800 5446080 5505600 5597360 5667327 5850144 5946048 6051200 6093900 6126840 6193800 6297030 6500160 6535296 6606720 6716832 6807600 6996700 7222400 7312680 7432560 7556436 7658550 7800192 7905600 8035200 8125200 8169120 8258400 8396040 8955776 9076800 9140850 9290700 9445545 9590400 9750240 9802944 9910080 10075248 10211400 10495050 10833600 10892160 11011200 11194720 11334654 11700288 11892096 12187800 12253680 12387600 12594060 13000320 13433664 13615200 13993400 14625360 14865120 15112872 15317100 15742575 15811200 16250400 16338240 16516800 16792080 18153600 18281700 18581400 18891090 19500480 19605888 19820160 20150496 20422800 20990100 21667200 22389440 22669308 23400576 24375600 24507360 24775200 25188120 26867328 27230400 27986800 28336635 29250720 29730240 30225744 30634200 31485150 32500800 32676480 33033600 33584160 36563400 37162800 37782180 39000960 40300992 40845600 41980200 44778880 45338616 47227725 48751200 49014720 49550400 50376240 54460800 55973600 56673270 58501440 59460480 60451488 61268400 62970300 65001600 67168320 73126800 74325600 75564360 80601984 81691200 83960400 90677232 94455450 97502400 98029440 99100800 100752480 111947200 113346540 117002880 120902976 122536800 125940600 134336640 141683175 146253600 148651200 151128720 163382400 167920800 181354464 188910900 195004800 201504960 223894400 226693080 241805952 245073600 251881200 283366350 292507200 297302400 302257440 335841600 362708928 377821800 403009920 453386160 490147200 503762400 566732700 585014400 604514880 671683200 725417856 755643600 906772320 1007524800 1133465400 1209029760 1511287200 1813544640 2015049600 2266930800 3022574400 3627089280 4533861600 6045148800 9067723200 18135446400
• Sum of all divisors σ(n): 72112824960
• Sum of proper divisors (its aliquot sum) s(n): 53977378560
• 18135446400 is an abundant number, because the sum of its proper divisors (53977378560) is greater than itself. Its abundance is 35841932160

Bases of 18135446400

• Binary: 10000111000111101001111001110000000₂
• Hexadecimal: 0x438F4F380
• Base-36: 8BXDK00

Squares and roots of 18135446400

• 18135446400 squared (18135446400²) is 328894416127272960000
• 18135446400 cubed (18135446400³) is 5964647054935454344249344000000
• The square root of 18135446400 is 134667.9115454011
• The cube root of 18135446400 is 2627.2984929371

Scales and comparisons

• 18,135,446,400 seconds is equal to 576 years, 33 weeks, 6 days.
• To count from 1 to 18,135,446,400 would take you about one thousand, one hundred fifty-three 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 18135446400 cubic inches would be around 218.9 feet tall.

Recreational maths with 18135446400

• 18135446400 backwards is 00464453181
• 18135446400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18135446400's digits is 36
• More coming soon!