31998972132
31,998,972,132 is an even composite number composed of five prime numbers multiplied together.
31998972132 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 31998972132:
22 × 33 × 192 × 73 × 11243
(2 × 2 × 3 × 3 × 3 × 19 × 19 × 73 × 11243)See below for interesting mathematical facts about the number 31998972132 from the Numbermatics database.
Names of 31998972132
- Cardinal: 31998972132 can be written as Thirty-one billion, nine hundred ninety-eight million, nine hundred seventy-two thousand, one hundred thirty-two.
Scientific notation
- Scientific notation: 3.1998972132 × 1010
Factors of 31998972132
Divisors of 31998972132
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 9 12 18 19 27 36 38 54 57 73 76 108 114 146 171 219 228 292 342 361 438 513 657 684 722 876 1026 1083 1314 1387 1444 1971 2052 2166 2628 2774 3249 3942 4161 4332 5548 6498 7884 8322 9747 11243 12483 12996 16644 19494 22486 24966 26353 33729 37449 38988 44972 49932 52706 67458 74898 79059 101187 105412 134916 149796 158118 202374 213617 237177 303561 316236 404748 427234 474354 607122 640851 711531 820739 854468 948708 1214244 1281702 1423062 1641478 1922553 2462217 2563404 2846124 3282956 3845106 4058723 4924434 5767659 7386651 7690212 8117446 9848868 11535318 12176169 14773302 15594041 16234892 22159953 23070636 24352338 29546604 31188082 36528507 44319906 46782123 48704676 62376164 73057014 88639812 93564246 109585521 140346369 146114028 187128492 219171042 280692738 296286779 421039107 438342084 561385476 592573558 842078214 888860337 1185147116 1684156428 1777720674 2666581011 3555441348 5333162022 7999743033 10666324044 15999486066 31998972132
- Sum of all divisors σ(n): 88763734080
- Sum of proper divisors (its aliquot sum) s(n): 56764761948
- 31998972132 is an abundant number, because the sum of its proper divisors (56764761948) is greater than itself. Its abundance is 24765789816
Bases of 31998972132
- Binary: 111011100110100100110010000111001002
- Hexadecimal: 0x7734990E4
- Base-36: EP7D0X0
Squares and roots of 31998972132
- 31998972132 squared (319989721322) is 1023934217504512625424
- 31998972132 cubed (319989721323) is 32764842490928126085184730683968
-
The
square root of 31998972132 is 178882.5651985123 -
The
cube root of 31998972132 is 3174.7681110987
Scales and comparisons
How big is 31998972132?- 31,998,972,132 seconds is equal to 1,017 years, 24 weeks, 2 days, 11 hours, 22 minutes, 12 seconds.
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To count from 1 to 31,998,972,132 would take you about two thousand and 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 31998972132 cubic inches would be around 264.6 feet tall.
Recreational maths with 31998972132
- 31998972132 backwards is 23127989913
- 31998972132 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31998972132's digits is 54
- More coming soon!
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