42939729756

Names of 42939729756

• Cardinal: 42939729756 can be written as Forty-two billion, nine hundred thirty-nine million, seven hundred twenty-nine thousand, seven hundred fifty-six.

Scientific notation

• Scientific notation: 4.2939729756 × 10¹⁰

Factors of 42939729756

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 288

Divisors of 42939729756

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 23 28 33 36 42 44 46 61 63 66 69 77 84 92 99 122 126 132 138 154 161 181 183 198 207 231 244 252 253 276 308 322 362 366 396 414 427 462 483 506 543 549 644 671 693 724 732 759 828 854 924 966 1012 1086 1098 1267 1281 1342 1386 1403 1449 1518 1629 1708 1771 1932 1991 2013 2172 2196 2277 2534 2562 2684 2772 2806 2898 3036 3258 3542 3721 3801 3843 3982 4026 4163 4209 4554 4697 5068 5124 5313 5612 5796 5973 6039 6516 7084 7442 7602 7686 7964 8052 8326 8418 9108 9394 9821 10626 11041 11163 11403 11946 12078 12489 12627 13937 14091 14884 15204 15372 15433 15939 16652 16836 17919 18788 19642 21252 22082 22326 22806 23892 24156 24978 25254 26047 27874 28182 29141 29463 30866 31878 33123 33489 35838 37467 39284 40931 41811 42273 44164 44652 45612 45793 46299 49956 50508 52094 55748 56364 58282 58926 61732 63756 66246 66978 71676 74934 77287 78141 81862 83622 84546 85583 87423 88389 91586 92598 99369 104188 108031 116564 117852 121451 122793 125433 132492 133956 137379 138897 149868 154574 156282 163724 167244 169092 171166 174846 176778 183172 185196 198738 216062 231861 234423 242902 245586 250866 253943 256749 262269 274758 277794 286517 309148 312564 320551 324093 342332 349692 353556 364353 368379 397476 412137 432124 463722 468846 485804 491172 501732 507886 513498 524538 549516 555588 573034 599081 641102 648186 673501 695583 728706 736758 761829 770247 824274 850157 859551 927444 937692 941413 961653 972279 1015772 1026996 1049076 1093059 1146068 1198162 1282204 1296372 1347002 1391166 1457412 1473516 1523658 1540494 1648548 1700314 1719102 1777601 1797243 1882826 1923306 1944558 2020503 2186118 2285487 2396324 2550471 2578653 2694004 2782332 2793373 2824239 2884959 3047316 3080988 3400628 3438204 3555202 3594486 3765652 3846612 3889116 4041006 4372236 4570974 4714507 5100942 5157306 5332803 5391729 5586746 5648478 5769918 6061509 6589891 7110404 7188972 7408511 7651413 8082012 8380119 8472717 9141948 9429014 10201884 10314612 10665606 10783458 11173492 11296956 11539836 12123018 13179782 14143521 14817022 15302826 15490523 15998409 16760238 16945434 18858028 19553611 19769673 21331212 21566916 22225533 24246036 25140357 26359564 28287042 29634044 30605652 30981046 31996818 33520476 33890868 39107222 39539346 42430563 44451066 46471569 50280714 51859577 56574084 58660833 59309019 61962092 63993636 66676599 78214444 79078692 84861126 88902132 92943138 100561428 103719154 108433661 117321666 118618038 133353198 139414707 155578731 169722252 170395753 175982499 185886276 207438308 216867322 234643332 237236076 266706396 278829414 311157462 325300983 340791506 351964998 433734644 466736193 511187259 557658828 622314924 650601966 681583012 703929996 933472386 975902949 1022374518 1192770271 1301203932 1533561777 1866944772 1951805898 2044749036 2385540542 3067123554 3578310813 3903611796 4771081084 6134247108 7156621626 10734932439 14313243252 21469864878 42939729756
• Sum of all divisors σ(n): 144354921984
• Sum of proper divisors (its aliquot sum) s(n): 101415192228
• 42939729756 is an abundant number, because the sum of its proper divisors (101415192228) is greater than itself. Its abundance is 58475462472

Bases of 42939729756

• Binary: 100111111111011010000100011101011100₂
• Hexadecimal: 0x9FF68475C
• Base-36: JQ57FJ0

Squares and roots of 42939729756

• 42939729756 squared (42939729756²) is 1843820391518311819536
• 42939729756 cubed (42939729756³) is 79173149330398424056216481313216
• The square root of 42939729756 is 207219.0381118491
• The cube root of 42939729756 is 3501.7604682567

Scales and comparisons

• 42,939,729,756 seconds is equal to 1,365 years, 18 weeks, 1 day, 14 hours, 42 minutes, 36 seconds.
• To count from 1 to 42,939,729,756 would take you about two thousand, seven hundred thirty 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 42939729756 cubic inches would be around 291.8 feet tall.

Recreational maths with 42939729756

• 42939729756 backwards is 65792793924
• 42939729756 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42939729756's digits is 63
• More coming soon!