421387634556

Names of 421387634556

• Cardinal: 421387634556 can be written as Four hundred twenty-one billion, three hundred eighty-seven million, six hundred thirty-four thousand, five hundred fifty-six.

Scientific notation

• Scientific notation: 4.21387634556 × 10¹¹

Factors of 421387634556

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 212

Divisors of 421387634556

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 37 42 49 54 63 74 81 84 98 108 111 126 147 148 162 163 189 196 222 243 252 259 294 324 326 333 378 441 444 486 489 518 567 588 652 666 729 756 777 882 972 978 999 1036 1134 1141 1323 1332 1458 1467 1554 1701 1764 1813 1956 1998 2187 2268 2282 2331 2646 2916 2934 2997 3108 3402 3423 3626 3969 3996 4374 4401 4564 4662 5103 5292 5439 5868 5994 6031 6804 6846 6993 7252 7938 7987 8748 8802 8991 9324 10206 10269 10878 11907 11988 12062 13203 13692 13986 15309 15876 15974 16317 17604 17982 18093 20412 20538 20979 21756 23814 23961 24124 26406 26569 26973 27972 30618 30807 31948 32634 35721 35964 36186 39609 41076 41958 42217 47628 47922 48951 52812 53138 53946 54279 61236 61614 62937 65268 71442 71883 72372 79218 79707 80919 83916 84434 92421 95844 97902 106276 107163 107892 108558 118827 123228 125874 126651 142884 143766 146853 158436 159414 161838 162837 168868 184842 185983 188811 195804 214326 215649 217116 237654 239121 251748 253302 277263 287532 293706 295519 318828 323676 325674 356481 369684 371966 377622 379953 428652 431298 440559 475308 478242 488511 506604 554526 557949 566433 587412 591038 646947 651348 712962 717363 743932 755244 759906 831789 862596 881118 886557 956484 977022 983053 1109052 1115898 1132866 1139859 1182076 1293894 1301881 1321677 1425924 1434726 1465533 1519812 1663578 1673847 1762236 1773114 1940841 1954044 1966106 2152089 2231796 2265732 2279718 2495367 2587788 2603762 2643354 2659671 2869452 2931066 2949159 3327156 3347694 3419577 3546228 3881682 3905643 3932212 3965031 4304178 4396599 4559436 4990734 5021541 5207524 5286708 5319342 5822523 5862132 5898318 6456267 6695388 6839154 6881371 7763364 7811286 7930062 7979013 8608356 8793198 8847477 9981468 10043082 10258731 10638684 11645046 11716929 11796636 12912534 13189797 13678308 13762742 15064623 15622572 15860124 15958026 17467569 17586396 17694954 19368801 20086164 20517462 20644113 23290092 23433858 23937039 25825068 26379594 26542431 27525484 30129246 30776193 31916052 34935138 35150787 35389908 38737602 41034924 41288226 45193869 46867716 47874078 48169597 52759188 53084862 58106403 60258492 61552386 61932339 69870276 70301574 71811117 77475204 79627293 82576452 90387738 92328579 95748156 96339194 105452361 106169724 116212806 123104772 123864678 135581607 140603148 143622234 144508791 159254586 180775476 184657158 185797017 192678388 210904722 215433351 232425612 238881879 247729356 271163214 287244468 289017582 316357083 318509172 369314316 371594034 406744821 421809444 430866702 433526373 477763758 542326428 557391051 578035164 632714166 646300053 716645637 743188068 813489642 861733404 867052746 949071249 955527516 1114782102 1265428332 1292600106 1300579119 1433291274 1626979284 1672173153 1734105492 1898142498 2149936911 2229564204 2585200212 2601158238 2847213747 2866582548 3344346306 3796284996 3901737357 4299873822 5016519459 5202316476 5694427494 6688692612 7803474714 8599747644 10033038918 11388854988 11705212071 15049558377 15606949428 20066077836 23410424142 30099116754 35115636213 46820848284 60198233508 70231272426 105346908639 140462544852 210693817278 421387634556
• Sum of all divisors σ(n): 1329468446880
• Sum of proper divisors (its aliquot sum) s(n): 908080812324
• 421387634556 is an abundant number, because the sum of its proper divisors (908080812324) is greater than itself. Its abundance is 486693177768

Bases of 421387634556

• Binary: 110001000011100101010010000011101111100₂
• Hexadecimal: 0x621CA9077C
• Base-36: 5DKZBFR0

Squares and roots of 421387634556

• 421387634556 squared (421387634556²) is 177567538556701005317136
• 421387634556 cubed (421387634556³) is 74824765046339562913535117652551616
• The square root of 421387634556 is 649143.7703282689
• The cube root of 421387634556 is 7497.1107956225

Scales and comparisons

• 421,387,634,556 seconds is equal to 13,398 years, 42 weeks, 5 days, 16 hours, 42 minutes, 36 seconds.
• To count from 1 to 421,387,634,556 would take you about twenty-six thousand, seven hundred ninety-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 421387634556 cubic inches would be around 624.8 feet tall.

Recreational maths with 421387634556

• 421387634556 backwards is 655436783124
• 421387634556 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 421387634556's digits is 54
• More coming soon!