15420384252

Names of 15420384252

• Cardinal: 15420384252 can be written as Fifteen billion, four hundred twenty million, three hundred eighty-four thousand, two hundred fifty-two.

Scientific notation

• Scientific notation: 1.5420384252 × 10¹⁰

Factors of 15420384252

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 247

Divisors of 15420384252

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 29 36 39 42 52 58 63 78 84 87 91 116 117 126 156 174 182 193 203 234 252 261 273 348 364 377 386 406 468 522 546 579 609 754 772 812 819 841 1044 1092 1131 1158 1218 1351 1508 1638 1682 1737 1827 2262 2316 2436 2509 2523 2639 2702 3276 3364 3393 3474 3654 4053 4524 5018 5046 5278 5404 5597 5887 6786 6948 7308 7527 7569 7917 8106 10036 10092 10556 10933 11194 11774 12159 13572 15054 15138 15834 16212 16791 17563 17661 21866 22388 22581 23548 23751 24318 24389 30108 30276 31668 32799 33582 35126 35322 39179 43732 45162 47502 48636 48778 50373 52689 52983 65598 67164 70252 70644 72761 73167 76531 78358 90324 95004 97556 98397 100746 105378 105966 117537 131196 145522 146334 153062 156716 158067 162313 170723 196794 201492 210756 211932 218283 219501 229593 235074 291044 292668 306124 316134 317057 324626 341446 352611 393588 436566 439002 459186 470148 486939 509327 512169 632268 634114 649252 654849 682892 688779 705222 873132 878004 918372 951171 973878 1018654 1024338 1136191 1268228 1309698 1377558 1410444 1460817 1527981 1536507 1902342 1947756 2037308 2048676 2110069 2219399 2272382 2619396 2755116 2853513 2921634 3055962 3073014 3408573 3804684 4220138 4438798 4544764 4583943 4707077 5707026 5843268 6111924 6146028 6330207 6658197 6817146 8440276 8877596 9167886 9414154 10225719 11414052 12660414 13316394 13634292 14121231 14770483 18335772 18828308 18990621 19974591 20451438 25320828 26632788 28242462 29540966 32949539 37981242 39949182 40902876 42363693 44311449 56484924 59081932 61192001 65899078 75962484 79898364 84727386 88622898 98848617 122384002 131798156 132934347 169454772 177245796 183576003 197697234 244768004 265868694 296545851 367152006 395394468 428344007 531737388 550728009 593091702 734304012 856688014 1101456018 1186183404 1285032021 1713376028 2202912036 2570064042 3855096063 5140128084 7710192126 15420384252
• Sum of all divisors σ(n): 49945284480
• Sum of proper divisors (its aliquot sum) s(n): 34524900228
• 15420384252 is an abundant number, because the sum of its proper divisors (34524900228) is greater than itself. Its abundance is 19104515976

Bases of 15420384252

• Binary: 1110010111001000000110001111111100₂
• Hexadecimal: 0x3972063FC
• Base-36: 730WCN0

Squares and roots of 15420384252

• 15420384252 squared (15420384252²) is 237788250479329599504
• 15420384252 cubed (15420384252³) is 3666786193002085607708948611008
• The square root of 15420384252 is 124178.8397916489
• The cube root of 15420384252 is 2489.0391744589

Scales and comparisons

• 15,420,384,252 seconds is equal to 490 years, 16 weeks, 4 days, 16 hours, 4 minutes, 12 seconds.
• To count from 1 to 15,420,384,252 would take you about nine hundred eighty 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 15420384252 cubic inches would be around 207.4 feet tall.

Recreational maths with 15420384252

• 15420384252 backwards is 25248302451
• 15420384252 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15420384252's digits is 36
• More coming soon!