18213545952

Names of 18213545952

• Cardinal: 18213545952 can be written as Eighteen billion, two hundred thirteen million, five hundred forty-five thousand, nine hundred fifty-two.

Scientific notation

• Scientific notation: 1.8213545952 × 10¹⁰

Factors of 18213545952

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 29

Divisors of 18213545952

• Number of divisors d(n): 360
• 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 51 54 56 63 68 72 81 84 96 102 108 112 119 126 136 144 153 162 168 189 204 216 224 238 243 252 272 288 306 324 336 357 378 408 432 459 476 486 504 544 567 612 648 672 714 729 756 816 864 918 952 972 1008 1071 1134 1224 1296 1377 1428 1458 1512 1632 1701 1836 1904 1944 2016 2142 2187 2268 2448 2592 2754 2856 2916 3024 3213 3402 3672 3808 3888 4131 4284 4374 4536 4896 5103 5508 5712 5832 6048 6426 6561 6804 7344 7776 8262 8568 8748 9072 9639 10206 11016 11424 11664 12393 12852 13122 13608 14688 15309 16524 17136 17496 18144 19278 19683 20412 22032 23328 24786 25704 26244 27216 28917 30618 33048 34272 34992 37179 38556 39366 40824 44064 45927 49572 51408 52488 54432 57834 59049 61236 66096 69984 74358 77112 78732 81648 86751 91854 99144 102816 104976 111537 115668 118098 122472 132192 137781 148716 154224 157464 163296 173502 177147 183708 198288 209952 223074 231336 236196 244944 260253 275562 297432 308448 314928 334611 347004 354294 367416 396576 413343 446148 462672 472392 489888 520506 531441 551124 594864 629856 669222 694008 708588 734832 780759 826686 892296 925344 944784 1003833 1041012 1062882 1102248 1189728 1240029 1338444 1388016 1417176 1469664 1561518 1594323 1653372 1784592 1889568 2007666 2082024 2125764 2204496 2342277 2480058 2676888 2776032 2834352 3011499 3123036 3188646 3306744 3569184 3720087 4015332 4164048 4251528 4408992 4684554 4782969 4960116 5353776 5668704 6022998 6246072 6377292 6613488 7026831 7440174 8030664 8328096 8503056 9034497 9369108 9565938 9920232 10707552 11160261 12045996 12492144 12754584 13226976 14053662 14880348 16061328 17006112 18068994 18738216 19131876 19840464 21080493 22320522 24091992 24984288 25509168 27103491 28107324 29760696 32122656 33480783 36137988 37476432 38263752 39680928 42160986 44641044 48183984 51018336 54206982 56214648 59521392 63241479 66961566 72275976 74952864 76527504 81310473 84321972 89282088 96367968 108413964 112429296 119042784 126482958 133923132 144551952 153055008 162620946 168643944 178564176 189724437 216827928 224858592 252965916 267846264 289103904 325241892 337287888 357128352 379448874 433655856 505931832 535692528 569173311 650483784 674575776 758897748 867311712 1011863664 1071385056 1138346622 1300967568 1517795496 2023727328 2276693244 2601935136 3035590992 4553386488 6071181984 9106772976 18213545952
• Sum of all divisors σ(n): 65086637616
• Sum of proper divisors (its aliquot sum) s(n): 46873091664
• 18213545952 is an abundant number, because the sum of its proper divisors (46873091664) is greater than itself. Its abundance is 28659545712

Bases of 18213545952

• Binary: 10000111101100111001010011111100000₂
• Hexadecimal: 0x43D9CA7E0
• Base-36: 8D7VI00

Squares and roots of 18213545952

• 18213545952 squared (18213545952²) is 331733256145615586304
• 18213545952 cubed (18213545952³) is 6042038904614755884475325841408
• The square root of 18213545952 is 134957.5709324971
• The cube root of 18213545952 is 2631.0645428557

Scales and comparisons

• 18,213,545,952 seconds is equal to 579 years, 6 weeks, 6 days, 22 hours, 19 minutes, 12 seconds.
• To count from 1 to 18,213,545,952 would take you about one thousand, one hundred fifty-eight 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 18213545952 cubic inches would be around 219.3 feet tall.

Recreational maths with 18213545952

• 18213545952 backwards is 25954531281
• The number of decimal digits it has is: 11
• The sum of 18213545952's digits is 45
• More coming soon!