18195039072

Names of 18195039072

• Cardinal: 18195039072 can be written as Eighteen billion, one hundred ninety-five million, thirty-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 1.8195039072 × 10¹⁰

Factors of 18195039072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 82

Divisors of 18195039072

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 42 48 49 51 53 54 56 63 68 72 81 84 96 98 102 106 108 112 119 126 136 144 147 153 159 162 168 189 196 204 212 216 224 238 243 252 272 288 294 306 318 324 336 357 371 378 392 408 424 432 441 459 476 477 486 504 544 567 588 612 636 648 672 714 742 756 784 816 833 848 864 882 901 918 952 954 972 1008 1071 1113 1134 1176 1224 1272 1296 1323 1377 1428 1431 1484 1512 1568 1632 1666 1696 1701 1764 1802 1836 1904 1908 1944 2016 2142 2226 2268 2352 2448 2499 2544 2592 2597 2646 2703 2754 2809 2856 2862 2968 3024 3213 3332 3339 3402 3528 3604 3672 3808 3816 3888 3969 4131 4284 4293 4452 4536 4704 4896 4998 5088 5194 5292 5406 5508 5618 5712 5724 5936 6048 6307 6426 6664 6678 6804 7056 7208 7344 7497 7632 7776 7791 7938 8109 8262 8427 8568 8586 8904 9072 9639 9996 10017 10388 10584 10812 11016 11236 11424 11448 11872 11907 12614 12852 12879 13328 13356 13608 14112 14416 14688 14994 15264 15582 15876 16218 16524 16854 17136 17172 17808 18144 18921 19278 19663 19992 20034 20776 21168 21624 22032 22472 22491 22896 23373 23814 24327 25228 25281 25704 25758 26656 26712 27216 28832 28917 29988 30051 31164 31752 32436 33048 33708 34272 34344 35616 37842 38556 39326 39984 40068 41552 42336 43248 44064 44149 44944 44982 45792 46746 47628 47753 48654 50456 50562 51408 51516 53424 54432 56763 57834 58989 59976 60102 62328 63504 64872 66096 67416 67473 68688 70119 72981 75684 75843 77112 78652 79968 80136 83104 86496 88298 89888 89964 90153 93492 95256 95506 97308 100912 101124 102816 103032 106848 113526 115668 117978 119952 120204 124656 127008 129744 132192 132447 134832 134946 137376 137641 140238 143259 145962 151368 151686 154224 157304 160272 170289 176596 176967 179928 180306 186984 190512 191012 194616 201824 202248 202419 206064 210357 218943 227052 227529 231336 235956 239904 240408 249312 259488 264894 269664 269892 275282 280476 286518 291924 302736 303372 308448 314608 320544 334271 340578 353192 353934 359856 360612 373968 381024 382024 389232 397341 404496 404838 412128 412923 420714 429777 437886 454104 455058 462672 471912 480816 510867 529788 530901 539784 550564 560952 573036 583848 605472 606744 629216 631071 668542 681156 682587 706384 707868 719712 721224 747936 764048 778464 794682 808992 809676 825846 841428 859554 875772 908208 910116 925344 943824 961632 1002813 1021734 1059576 1061802 1079568 1101128 1121904 1146072 1167696 1192023 1213488 1238769 1262142 1289331 1337084 1362312 1365174 1412768 1415736 1442448 1528096 1532601 1589364 1592703 1619352 1651692 1682856 1719108 1751544 1816416 1820232 1887648 2005626 2043468 2119152 2123604 2159136 2202256 2243808 2292144 2335392 2339897 2384046 2426976 2477538 2524284 2578662 2674168 2724624 2730348 2831472 2884896 3008439 3065202 3178728 3185406 3238704 3303384 3365712 3438216 3503088 3576069 3640464 3716307 3867993 4011252 4086936 4238304 4247208 4404512 4584288 4679794 4768092 4778109 4955076 5048568 5157324 5348336 5449248 5460696 5662944 6016878 6130404 6357456 6370812 6477408 6606768 6731424 6876432 7006176 7019691 7152138 7280928 7432614 7735986 8022504 8173872 8494416 9025317 9359588 9536184 9556218 9910152 10097136 10314648 10696672 10728207 10921392 11148921 11603979 12033756 12260808 12714912 12741624 13213536 13752864 14039382 14304276 14865228 15471972 16045008 16347744 16988832 18050634 18719176 19072368 19112436 19820304 20194272 20629296 21059073 21456414 21842784 22297842 23207958 24067512 24521616 25483248 27075951 28078764 28608552 29730456 30943944 32090016 33446763 36101268 37438352 38144736 38224872 39640608 41258592 42118146 42912828 44595684 46415916 48135024 49043232 50966496 54151902 56157528 57217104 59460912 61887888 63177219 66893526 72202536 74876704 76449744 81227853 84236292 85825656 89191368 92831832 96270048 108303804 112315056 114434208 118921824 123775776 126354438 133787052 144405072 152899488 162455706 168472584 171651312 178382736 185663664 189531657 216607608 224630112 252708876 267574104 288810144 324911412 336945168 343302624 356765472 371327328 379063314 433215216 505417752 535148208 568594971 649822824 673890336 758126628 866430432 1010835504 1070296416 1137189942 1299645648 1516253256 2021671008 2274379884 2599291296 3032506512 4548759768 6065013024 9097519536 18195039072
• Sum of all divisors σ(n): 67361328216
• Sum of proper divisors (its aliquot sum) s(n): 49166289144
• 18195039072 is an abundant number, because the sum of its proper divisors (49166289144) is greater than itself. Its abundance is 30971250072

Bases of 18195039072

• Binary: 10000111100100000100100001101100000₂
• Hexadecimal: 0x43C824360
• Base-36: 8CWUU00

Squares and roots of 18195039072

• 18195039072 squared (18195039072²) is 331059446831606621184
• 18195039072 cubed (18195039072³) is 6023639570255789076976782901248
• The square root of 18195039072 is 134888.9879567639
• The cube root of 18195039072 is 2630.1730946713

Scales and comparisons

• 18,195,039,072 seconds is equal to 578 years, 28 weeks, 2 days, 17 hours, 31 minutes, 12 seconds.
• To count from 1 to 18,195,039,072 would take you about one thousand, one hundred fifty-seven 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 18195039072 cubic inches would be around 219.2 feet tall.

Recreational maths with 18195039072

• 18195039072 backwards is 27093059181
• The number of decimal digits it has is: 11
• The sum of 18195039072's digits is 45
• More coming soon!