18354857472

Names of 18354857472

• Cardinal: 18354857472 can be written as Eighteen billion, three hundred fifty-four million, eight hundred fifty-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8354857472 × 10¹⁰

Factors of 18354857472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 91

Divisors of 18354857472

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 79 84 96 98 108 112 126 128 144 147 158 168 189 192 196 216 224 237 252 256 288 294 316 336 343 378 384 392 432 441 448 474 504 512 553 576 588 632 672 686 711 756 768 784 864 882 896 948 1008 1029 1106 1152 1176 1264 1323 1344 1372 1422 1512 1536 1568 1659 1728 1764 1792 1896 2016 2058 2133 2212 2304 2352 2401 2528 2646 2688 2744 2844 3024 3087 3136 3318 3456 3528 3584 3792 3871 4032 4116 4266 4424 4608 4704 4802 4977 5056 5292 5376 5488 5688 6048 6174 6272 6636 6912 7056 7203 7584 7742 8064 8232 8532 8848 9261 9408 9604 9954 10112 10584 10752 10976 11376 11613 12096 12348 12544 13272 13824 14112 14406 14931 15168 15484 16128 16464 16807 17064 17696 18522 18816 19208 19908 20224 21168 21609 21952 22752 23226 24192 24696 25088 26544 27097 28224 28812 29862 30336 30968 32256 32928 33614 34128 34839 35392 37044 37632 38416 39816 40448 42336 43218 43904 45504 46452 48384 49392 50421 53088 54194 56448 57624 59724 60672 61936 64827 65856 67228 68256 69678 70784 74088 75264 76832 79632 81291 84672 86436 87808 91008 92904 96768 98784 100842 104517 106176 108388 112896 115248 119448 121344 123872 129654 131712 134456 136512 139356 141568 148176 151263 153664 159264 162582 169344 172872 175616 182016 185808 189679 197568 201684 209034 212352 216776 225792 230496 238896 243873 247744 259308 263424 268912 273024 278712 283136 296352 302526 307328 318528 325164 338688 345744 364032 371616 379358 395136 403368 418068 424704 433552 453789 460992 477792 487746 495488 518616 526848 537824 546048 557424 569037 592704 605052 614656 637056 650328 677376 691488 731619 743232 758716 790272 806736 836136 849408 867104 907578 921984 955584 975492 990976 1037232 1075648 1092096 1114848 1138074 1185408 1210104 1229312 1274112 1300656 1327753 1382976 1463238 1486464 1517432 1580544 1613472 1672272 1707111 1734208 1815156 1843968 1911168 1950984 1981952 2074464 2151296 2229696 2276148 2370816 2420208 2548224 2601312 2655506 2765952 2926476 2972928 3034864 3226944 3344544 3414222 3468416 3630312 3687936 3822336 3901968 3983259 4148928 4302592 4459392 4552296 4741632 4840416 5121333 5202624 5311012 5531904 5852952 5945856 6069728 6453888 6689088 6828444 6936832 7260624 7644672 7803936 7966518 8297856 8605184 8918784 9104592 9680832 10242666 10405248 10622024 11063808 11705904 11949777 12139456 12907776 13378176 13656888 13873664 14521248 15607872 15933036 16595712 17837568 18209184 19361664 20485332 20810496 21244048 23411808 23899554 24278912 25815552 26756352 27313776 29042496 31215744 31866072 33191424 35849331 36418368 38723328 40970664 41620992 42488096 46823616 47799108 48557824 53512704 54627552 58084992 62431488 63732144 71698662 72836736 77446656 81941328 84976192 93647232 95598216 97115648 109255104 116169984 124862976 127464288 143397324 145673472 163882656 169952384 187294464 191196432 218510208 232339968 254928576 286794648 291346944 327765312 339904768 374588928 382392864 437020416 509857152 573589296 655530624 679809536 764785728 874040832 1019714304 1147178592 1311061248 1529571456 2039428608 2294357184 2622122496 3059142912 4588714368 6118285824 9177428736 18354857472
• Sum of all divisors σ(n): 64188748800
• Sum of proper divisors (its aliquot sum) s(n): 45833891328
• 18354857472 is an abundant number, because the sum of its proper divisors (45833891328) is greater than itself. Its abundance is 27479033856

Bases of 18354857472

• Binary: 10001000110000010001110011000000000₂
• Hexadecimal: 0x44608E600
• Base-36: 8FK0AO0

Squares and roots of 18354857472

• 18354857472 squared (18354857472²) is 336900792817434230784
• 18354857472 cubed (18354857472³) is 6183766034367806622774274818048
• The square root of 18354857472 is 135480.0999113893
• The cube root of 18354857472 is 2637.8514750697

Scales and comparisons

• 18,354,857,472 seconds is equal to 583 years, 32 weeks, 4 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 18,354,857,472 would take you about one thousand, one hundred sixty-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 18354857472 cubic inches would be around 219.8 feet tall.

Recreational maths with 18354857472

• 18354857472 backwards is 27475845381
• 18354857472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18354857472's digits is 54
• More coming soon!