131721220428
131,721,220,428 is an even composite number composed of seven prime numbers multiplied together.
131721220428 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 131721220428:
22 × 3 × 72 × 17 × 19 × 43 × 1272
(2 × 2 × 3 × 7 × 7 × 17 × 19 × 43 × 127 × 127)See below for interesting mathematical facts about the number 131721220428 from the Numbermatics database.
Names of 131721220428
- Cardinal: 131721220428 can be written as One hundred thirty-one billion, seven hundred twenty-one million, two hundred twenty thousand, four hundred twenty-eight.
Scientific notation
- Scientific notation: 1.31721220428 × 1011
Factors of 131721220428
Divisors of 131721220428
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 6 7 12 14 17 19 21 28 34 38 42 43 49 51 57 68 76 84 86 98 102 114 119 127 129 133 147 172 196 204 228 238 254 258 266 294 301 323 357 381 399 476 508 516 532 588 602 646 714 731 762 798 817 833 889 903 931 969 1204 1292 1428 1462 1524 1596 1634 1666 1778 1806 1862 1938 2107 2159 2193 2261 2413 2451 2499 2667 2793 2924 3268 3332 3556 3612 3724 3876 4214 4318 4386 4522 4826 4902 4998 5117 5334 5461 5586 5719 6223 6321 6477 6783 7239 8428 8636 8772 9044 9652 9804 9996 10234 10668 10922 11172 11438 12446 12642 12954 13566 13889 14478 15113 15351 15827 16129 16383 16891 17157 18669 20468 21844 22876 24892 25284 25908 27132 27778 28956 30226 30702 31654 32258 32766 33782 34314 35819 37338 38227 40033 41021 41667 45339 47481 48387 50673 55556 60452 61404 63308 64516 65532 67564 68628 71638 74676 76454 80066 82042 83334 90678 92837 94962 96774 97223 101346 103759 105791 107457 112903 114681 118237 120099 123063 143276 152908 160132 164084 166668 181356 185674 189924 193548 194446 202692 207518 211582 214914 225806 229362 236474 240198 246126 267589 274193 278511 287147 291669 306451 311277 317373 338709 354711 371348 388892 415036 423164 429828 451612 458724 472948 480396 492252 535178 548386 557022 574294 583338 612902 622554 634746 649859 677418 680561 693547 709422 726313 790321 802767 822579 861441 919353 1070356 1096772 1114044 1148588 1166676 1225804 1245108 1269492 1299718 1354836 1361122 1387094 1418844 1452626 1580642 1605534 1645158 1722882 1763903 1838706 1919351 1949577 2010029 2041683 2080641 2145157 2178939 2370963 2599436 2722244 2774188 2905252 3161284 3211068 3290316 3445764 3527806 3677412 3838702 3899154 4020058 4083366 4161282 4290314 4357878 4549013 4741926 4854829 5084191 5209667 5291709 5758053 6030087 6435471 7055612 7677404 7798308 8040116 8166732 8322564 8580628 8715756 9098026 9483852 9709658 10168382 10419334 10583418 11516106 11790299 12060174 12347321 12870942 13177393 13435457 13647039 14564487 15016099 15252573 15629001 18196052 19419316 20336764 20838668 21166836 23032212 23580598 24120348 24694642 25741884 26354786 26870914 27294078 29128974 30032198 30505146 31258002 33983803 35370897 36467669 37041963 39532179 40306371 45048297 47161196 49389284 52709572 53741828 54588156 58257948 60064396 61010292 62516004 67967606 70741794 72935338 74083926 79064358 80612742 82532093 86431247 90096594 92241751 101951409 109403007 135935212 141483588 145870676 148167852 158128716 161225484 165064186 172862494 180193188 184483502 203902818 218806014 224015681 247596279 255273683 259293741 276725253 330128372 345724988 368967004 407805636 437612028 448031362 495192558 510547366 518587482 553450506 577724651 645692257 672047043 765821049 896062724 990385116 1021094732 1037174964 1106901012 1155449302 1291384514 1344094086 1531642098 1568109767 1733173953 1937076771 2310898604 2582769028 2688188172 3063284196 3136219534 3466347906 3874153542 4704329301 6272439068 6932695812 7748307084 9408658602 10976768369 18817317204 21953536738 32930305107 43907073476 65860610214 131721220428
- Sum of all divisors σ(n): 410987364480
- Sum of proper divisors (its aliquot sum) s(n): 279266144052
- 131721220428 is an abundant number, because the sum of its proper divisors (279266144052) is greater than itself. Its abundance is 147544923624
Bases of 131721220428
- Binary: 11110101010110011001001010001010011002
- Hexadecimal: 0x1EAB32514C
- Base-36: 1OIFEW5O
Squares and roots of 131721220428
- 131721220428 squared (1317212204282) is 17350479911041764503184
- 131721220428 cubed (1317212204283) is 2285426388893918093237965571842752
-
The
square root of 131721220428 is 362934.1819503917 -
The
cube root of 131721220428 is 5088.0563832763
Scales and comparisons
How big is 131721220428?- 131,721,220,428 seconds is equal to 4,188 years, 17 weeks, 3 hours, 53 minutes, 48 seconds.
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To count from 1 to 131,721,220,428 would take you about eight thousand, three hundred seventy-six 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 131721220428 cubic inches would be around 424 feet tall.
Recreational maths with 131721220428
- 131721220428 backwards is 824022127131
- The number of decimal digits it has is: 12
- The sum of 131721220428's digits is 33
- More coming soon!
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The information we have on file for 131721220428 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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