131451988438428

Names of 131451988438428

• Cardinal: 131451988438428 can be written as One hundred thirty-one trillion, four hundred fifty-one billion, nine hundred eighty-eight million, four hundred thirty-eight thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 1.31451988438428 × 10¹⁴

Factors of 131451988438428

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1979698

Divisors of 131451988438428

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 29 42 58 84 87 116 137 174 199 203 274 348 398 406 411 548 597 609 796 812 822 959 1194 1218 1393 1644 1918 2388 2436 2786 2877 3836 3973 4179 5572 5754 5771 7946 8358 11508 11542 11919 15892 16716 17313 23084 23838 27263 27811 34626 40397 47676 54526 55622 69252 80794 81789 83433 109052 111244 121191 161588 163578 166866 190841 242382 327156 333732 381682 484764 572523 763364 790627 1145046 1581254 1979321 2290092 2371881 3162508 3958642 4743762 5534389 5937963 7917284 9487524 11068778 11875926 13855247 16603167 22137556 23751852 27710494 33206334 41565741 55420988 57400309 66412668 83131482 114800618 166262964 172200927 229601236 271166977 344401854 393884879 401802163 542333954 688803708 787769758 803604326 813500931 1084667908 1181654637 1205406489 1575539516 1607208652 1627001862 1898168839 2363309274 2410812978 2757194153 3254003724 3796337678 4726618548 4821625956 5514388306 5694506517 7592675356 7863842333 8271582459 11028776612 11389013034 11422661491 15727684666 16543164918 22778026068 22845322982 23591526999 31455369332 33086329836 34267984473 45690645964 47183053998 53962228423 55046896331 68535968946 79958630437 94366107996 107924456846 110093792662 137071937892 159917260874 161886685269 165140688993 215848913692 220187585324 239875891311 319834521748 323773370538 330281377986 377735598961 479751782622 647546741076 660562755972 755471197922 959503565244 1133206796883 1510942395844 1564904624267 2266413593766 3129809248534 4532827187532 4694713872801 6259618497068 9389427745602 10954332369869 18778855491204 21908664739738 32862997109607 43817329479476 65725994219214 131451988438428
• Sum of all divisors σ(n): 367108809984000
• Sum of proper divisors (its aliquot sum) s(n): 235656821545572
• 131451988438428 is an abundant number, because the sum of its proper divisors (235656821545572) is greater than itself. Its abundance is 104204833107144

Bases of 131451988438428

• Binary: 11101111000111000001101000100110110110110011100₂
• Hexadecimal: 0x778E0D136D9C
• Base-36: 1ALG7JXCPO

Squares and roots of 131451988438428

• 131451988438428 squared (131451988438428²) is 17279625264416608581947111184
• 131451988438428 cubed (131451988438428³) is 2271441100478460403742453543359741854178752
• The square root of 131451988438428 is 11465251.3465003461
• The cube root of 131451988438428 is 50845.8743596755

Scales and comparisons

• 131,451,988,438,428 seconds is equal to 4,179,766 years, 32 weeks, 3 days, 8 hours, 53 minutes, 48 seconds.
• To count from 1 to 131,451,988,438,428 would take you about ten million, four hundred forty-nine thousand, four hundred sixteen 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 131451988438428 cubic inches would be around 4237.2 feet tall.

Recreational maths with 131451988438428

• 131451988438428 backwards is 824834889154131
• The number of decimal digits it has is: 15
• The sum of 131451988438428's digits is 69
• More coming soon!