238158611613

Names of 238158611613

• Cardinal: 238158611613 can be written as Two hundred thirty-eight billion, one hundred fifty-eight million, six hundred eleven thousand, six hundred thirteen.

Scientific notation

• Scientific notation: 2.38158611613 × 10¹¹

Factors of 238158611613

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 573

Divisors of 238158611613

• Number of divisors d(n): 66
• Complete list of divisors:
  1 3 9 13 27 39 81 117 243 351 557 729 1053 1671 2187 3159 5013 6561 7241 9477 15039 19683 21723 28431 45117 59049 65169 85293 135351 195507 255879 310249 406053 586521 767637 930747 1218159 1759563 2792241 3654477 4033237 5278689 8376723 10963431 12099711 15836067 25130169 32890293 36299133 47508201 75390507 108897399 142524603 226171521 326692197 427573809 678514563 980076591 2035543689 2940229773 6106631067 8820689319 18319893201 26462067957 79386203871 238158611613
• Sum of all divisors σ(n): 385407517754
• Sum of proper divisors (its aliquot sum) s(n): 147248906141
• 238158611613 is a deficient number, because the sum of its proper divisors (147248906141) is less than itself. Its deficiency is 90909705472

Bases of 238158611613

• Binary: 11011101110011010111000000010010011101₂
• Hexadecimal: 0x37735C049D
• Base-36: 31EPHKT9

Squares and roots of 238158611613

• 238158611613 squared (238158611613²) is 56719524285431778461769
• 238158611613 cubed (238158611613³) is 13508243155168268280684301839923397
• The square root of 238158611613 is 488014.9706853265
• The cube root of 238158611613 is 6198.5307966267

Scales and comparisons

• 238,158,611,613 seconds is equal to 7,572 years, 36 weeks, 5 days, 9 hours, 53 minutes, 33 seconds.
• To count from 1 to 238,158,611,613 would take you about fifteen thousand, one hundred forty-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 238158611613 cubic inches would be around 516.5 feet tall.

Recreational maths with 238158611613

• 238158611613 backwards is 316116851832
• The number of decimal digits it has is: 12
• The sum of 238158611613's digits is 45
• More coming soon!