31621992138
31,621,992,138 is an even composite number composed of six prime numbers multiplied together.
What does the number 31621992138 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 192 divisors.
31621992138 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 31621992138:
2 × 33 × 112 × 29 × 43 × 3881
(2 × 3 × 3 × 3 × 11 × 11 × 29 × 43 × 3881)See below for interesting mathematical facts about the number 31621992138 from the Numbermatics database.
Names of 31621992138
- Cardinal: 31621992138 can be written as Thirty-one billion, six hundred twenty-one million, nine hundred ninety-two thousand, one hundred thirty-eight.
Scientific notation
- Scientific notation: 3.1621992138 × 1010
Factors of 31621992138
Divisors of 31621992138
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 6 9 11 18 22 27 29 33 43 54 58 66 86 87 99 121 129 174 198 242 258 261 297 319 363 387 473 522 594 638 726 774 783 946 957 1089 1161 1247 1419 1566 1914 2178 2322 2494 2838 2871 3267 3509 3741 3881 4257 5203 5742 6534 7018 7482 7762 8514 8613 10406 10527 11223 11643 12771 13717 15609 17226 21054 22446 23286 25542 27434 31218 31581 33669 34929 41151 42691 46827 63162 67338 69858 82302 85382 93654 94743 104787 112549 123453 128073 140481 150887 166883 189486 209574 225098 246906 256146 280962 301774 333766 337647 370359 384219 452661 469601 500649 675294 740718 768438 905322 939202 1001298 1012941 1152657 1238039 1357983 1408803 1501947 1835713 2025882 2305314 2476078 2715966 2817606 3003894 3038823 3671426 3714117 4073949 4226409 4505841 4839607 5507139 6077646 7428234 8147898 8452818 9011682 9679214 11014278 11142351 12679227 13618429 14518821 16521417 20192843 22284702 25358454 27236858 29037642 33042834 33427053 40385686 40855287 43556463 49564251 53235677 60578529 66854106 81710574 87112926 99128502 106471354 121157058 122565861 130669389 159707031 181735587 245131722 261338778 319414062 363471174 367697583 479121093 545206761 585592447 735395166 958242186 1090413522 1171184894 1437363279 1756777341 2874726558 3513554682 5270332023 10540664046 15810996069 31621992138
- Sum of all divisors σ(n): 81782870400
- Sum of proper divisors (its aliquot sum) s(n): 50160878262
- 31621992138 is an abundant number, because the sum of its proper divisors (50160878262) is greater than itself. Its abundance is 18538886124
Bases of 31621992138
- Binary: 111010111001101000101001110110010102
- Hexadecimal: 0x75CD14ECA
- Base-36: EIYX1AI
Squares and roots of 31621992138
- 31621992138 squared (316219921382) is 999950386775733811044
- 31621992138 cubed (316219921383) is 31620423269012313742014145572072
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The
square root of 31621992138 is 177825.7353084755 -
The
cube root of 31621992138 is 3162.2515111627
Scales and comparisons
How big is 31621992138?- 31,621,992,138 seconds is equal to 1,005 years, 25 weeks, 6 hours, 42 minutes, 18 seconds.
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To count from 1 to 31,621,992,138 would take you about two thousand and ten 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 31621992138 cubic inches would be around 263.5 feet tall.
Recreational maths with 31621992138
- 31621992138 backwards is 83129912613
- The number of decimal digits it has is: 11
- The sum of 31621992138's digits is 45
- More coming soon!
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"Number 31621992138 - Facts about the integer". Numbermatics.com. 2024. Web. 22 June 2024.
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The information we have on file for 31621992138 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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