18818111970

Names of 18818111970

• Cardinal: 18818111970 can be written as Eighteen billion, eight hundred eighteen million, one hundred eleven thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 1.881811197 × 10¹⁰

Factors of 18818111970

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 456

Divisors of 18818111970

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 31 35 42 45 54 62 63 70 81 90 93 105 126 127 135 155 162 186 189 210 217 243 254 270 279 281 310 315 378 381 405 434 465 486 558 562 567 630 635 651 762 810 837 843 889 930 945 1085 1134 1143 1215 1270 1302 1395 1405 1674 1686 1701 1778 1890 1905 1953 1967 2170 2286 2430 2511 2529 2667 2790 2810 2835 3255 3402 3429 3810 3906 3934 3937 4185 4215 4445 5022 5058 5334 5670 5715 5859 5901 6510 6858 7533 7587 7874 8001 8370 8430 8505 8711 8890 9765 9835 10287 11430 11718 11802 11811 12555 12645 13335 15066 15174 16002 17010 17145 17422 17577 17703 19530 19670 19685 20574 22761 23622 24003 25110 25290 26133 26670 27559 29295 29505 30861 34290 35154 35406 35433 35687 37665 37935 39370 40005 43555 45522 48006 51435 52266 52731 53109 55118 58590 59010 59055 60977 61722 68283 70866 71374 72009 75330 75870 78399 80010 82677 87110 87885 88515 102870 105462 106218 106299 107061 113805 118110 120015 121954 130665 136566 137795 144018 154305 156798 159327 165354 175770 177030 177165 178435 182931 212598 214122 216027 227610 235197 240030 248031 249809 261330 263655 265545 275590 304885 308610 318654 318897 321183 341415 354330 356870 360045 365862 391995 413385 432054 470394 477981 496062 499618 527310 531090 531495 535305 548793 609770 637794 642366 682830 705591 720090 744093 749427 783990 796635 826770 914655 955962 956691 963549 1062990 1070610 1080135 1097586 1106297 1175985 1240155 1249045 1411182 1488186 1498854 1593270 1594485 1605915 1646379 1829310 1913382 1927098 2116773 2160270 2212594 2232279 2248281 2351970 2389905 2480310 2498090 2743965 2890647 3188970 3211830 3292758 3318891 3527955 3720465 3747135 4233546 4464558 4496562 4779810 4783455 4817745 4939137 5487930 5531485 5781294 6637782 6696837 6744843 7055910 7440930 7494270 7744079 8231895 8671941 9566910 9635490 9878274 9956673 10583865 11062970 11161395 11241405 13393674 13489686 14453235 14817411 15488158 16463790 16594455 17343882 19913346 20234529 21167730 22322790 22482810 23232237 24695685 28906470 29634822 29870019 33188910 33484185 33724215 38720395 40469058 43359705 46464474 49391370 49783365 59740038 60703587 66968370 67448430 69696711 74087055 77440790 86719410 89610057 99566730 101172645 116161185 121407174 139393422 148174110 149350095 179220114 202345290 209090133 232322370 268830171 298700190 303517935 348483555 418180266 448050285 537660342 607035870 627270399 696967110 896100570 1045450665 1254540798 1344150855 1881811197 2090901330 2688301710 3136351995 3763622394 6272703990 9409055985 18818111970
• Sum of all divisors σ(n): 60544253952
• Sum of proper divisors (its aliquot sum) s(n): 41726141982
• 18818111970 is an abundant number, because the sum of its proper divisors (41726141982) is greater than itself. Its abundance is 22908030012

Bases of 18818111970

• Binary: 10001100001101001011001100111100010₂
• Hexadecimal: 0x461A599E2
• Base-36: 8N7TG4I

Squares and roots of 18818111970

• 18818111970 squared (18818111970²) is 354121338115457280900
• 18818111970 cubed (18818111970³) is 6663894991622903899727942373000
• The square root of 18818111970 is 137179.1236668321
• The cube root of 18818111970 is 2659.8594141501

Scales and comparisons

• 18,818,111,970 seconds is equal to 598 years, 18 weeks, 4 days, 5 hours, 19 minutes, 30 seconds.
• To count from 1 to 18,818,111,970 would take you about one thousand, one hundred ninety-six 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 18818111970 cubic inches would be around 221.7 feet tall.

Recreational maths with 18818111970

• 18818111970 backwards is 07911181881
• 18818111970 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18818111970's digits is 45
• More coming soon!