155133955431

Names of 155133955431

• Cardinal: 155133955431 can be written as One hundred fifty-five billion, one hundred thirty-three million, nine hundred fifty-five thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 1.55133955431 × 10¹¹

Factors of 155133955431

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1043

Divisors of 155133955431

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 7 9 13 21 27 29 39 63 87 91 117 169 189 203 261 273 351 377 507 609 783 819 991 1131 1183 1521 1827 2197 2457 2639 2973 3393 3549 4563 4901 5481 6591 6937 7917 8919 10179 10647 12883 14703 15379 19773 20811 23751 26757 28561 28739 31941 34307 38649 44109 46137 59319 62433 63713 71253 85683 86217 90181 102921 115947 132327 138411 167479 187299 191139 199927 201173 257049 258651 270543 308763 347841 373607 415233 445991 502437 573417 599781 603519 771147 775953 811629 828269 926289 1120821 1172353 1337973 1507311 1720251 1799343 1810557 2177227 2434887 2484807 2615249 3362463 3517059 4013919 4521933 4856891 5398029 5431671 5797883 6531681 7454421 7845747 10087389 10551177 12041757 14570673 15240589 17393649 19595043 22363263 23537241 28303951 31653531 33998237 43712019 45721767 52180947 58785129 63139583 70611723 84911853 101994711 131136057 137165301 156542841 189418749 198127657 254735559 305984133 411495903 441977081 568256247 594382971 764206677 820814579 917952399 1325931243 1704768741 1783148913 2462443737 3977793729 5349446739 5745702053 7387331211 11933381187 17237106159 22161993633 51711318477 155133955431
• Sum of all divisors σ(n): 294657331200
• Sum of proper divisors (its aliquot sum) s(n): 139523375769
• 155133955431 is a deficient number, because the sum of its proper divisors (139523375769) is less than itself. Its deficiency is 15610579662

Bases of 155133955431

• Binary: 10010000011110101101000100110101100111₂
• Hexadecimal: 0x241EB44D67
• Base-36: 1Z9MR23R

Squares and roots of 155133955431

• 155133955431 squared (155133955431²) is 24066544127667494395761
• 155133955431 cubed (155133955431³) is 3733538184079763849579429249327991
• The square root of 155133955431 is 393870.4805275459
• The cube root of 155133955431 is 5373.2323640555

Scales and comparisons

• 155,133,955,431 seconds is equal to 4,932 years, 40 weeks, 3 days, 21 hours, 23 minutes, 51 seconds.
• To count from 1 to 155,133,955,431 would take you about nine thousand, eight hundred sixty-five 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 155133955431 cubic inches would be around 447.8 feet tall.

Recreational maths with 155133955431

• 155133955431 backwards is 134559331551
• The number of decimal digits it has is: 12
• The sum of 155133955431's digits is 45
• More coming soon!