381086980728

Names of 381086980728

• Cardinal: 381086980728 can be written as Three hundred eighty-one billion, eighty-six million, nine hundred eighty thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 3.81086980728 × 10¹¹

Factors of 381086980728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4062

Divisors of 381086980728

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 19 24 38 41 57 67 76 79 82 114 123 134 152 158 164 201 228 237 246 268 316 328 402 456 474 492 536 632 779 804 948 984 1273 1501 1558 1608 1896 2337 2546 2747 3002 3116 3239 3819 3851 4503 4674 5092 5293 5494 6004 6232 6478 7638 7702 8241 9006 9348 9717 10184 10586 10988 11553 12008 12956 15276 15404 15879 16482 18012 18696 19434 21172 21976 23106 25912 30552 30808 31758 32964 36024 38868 42344 46212 52193 61541 63516 65928 73169 77736 92424 100567 104386 123082 127032 146338 156579 157891 184623 201134 208772 217013 219507 246164 258017 292676 301701 304229 313158 315782 369246 402268 417544 434026 439014 473673 492328 516034 585352 603402 608458 626316 631564 651039 738492 774051 804536 868052 878028 912687 947346 1032068 1206804 1216916 1252632 1263128 1302078 1476984 1548102 1736104 1756056 1825374 1894692 2064136 2413608 2433832 2604156 2999929 3096204 3650748 3789384 4123247 4902323 5208312 5780351 5999858 6192408 7301496 8246494 8999787 9804646 10578697 11560702 11999716 12369741 12473389 14706969 16492988 17341053 17999574 19609292 20383343 21157394 23121404 23999432 24739482 24946778 29413938 31736091 32985976 34682106 35999148 37420167 39218584 40766686 42314788 46242808 49478964 49893556 58827876 61150029 63472182 69364212 71998296 74840334 81533372 84629576 98957928 99787112 117655752 122300058 126944364 138728424 149680668 163066744 200995243 236994391 244600116 253888728 299361336 387283517 401990486 473988782 489200232 602985729 710983173 774567034 803980972 835717063 947977564 1161850551 1205971458 1421966346 1549134068 1607961944 1671434126 1895955128 2323701102 2411942916 2507151189 2843932692 3098268136 3342868252 4647402204 4823885832 5014302378 5687865384 6685736504 9294804408 10028604756 15878624197 20057209512 31757248394 47635872591 63514496788 95271745182 127028993576 190543490364 381086980728
• Sum of all divisors σ(n): 1056125952000
• Sum of proper divisors (its aliquot sum) s(n): 675038971272
• 381086980728 is an abundant number, because the sum of its proper divisors (675038971272) is greater than itself. Its abundance is 293951990544

Bases of 381086980728

• Binary: 101100010111010100011011101101001111000₂
• Hexadecimal: 0x58BA8DDA78
• Base-36: 4V2HCK8O

Squares and roots of 381086980728

• 381086980728 squared (381086980728²) is 145227286880383043409984
• 381086980728 cubed (381086980728³) is 55344228276564260105238560010788352
• The square root of 381086980728 is 617322.4284990785
• The cube root of 381086980728 is 7250.0561595521

Scales and comparisons

• 381,086,980,728 seconds is equal to 12,117 years, 20 weeks, 22 hours, 38 minutes, 48 seconds.
• To count from 1 to 381,086,980,728 would take you about twenty-four thousand, two hundred thirty-four 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 381086980728 cubic inches would be around 604.2 feet tall.

Recreational maths with 381086980728

• 381086980728 backwards is 827089680183
• The number of decimal digits it has is: 12
• The sum of 381086980728's digits is 60
• More coming soon!