21132465640
21,132,465,640 is an even composite number composed of seven prime numbers multiplied together.
21132465640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21132465640:
23 × 5 × 11 × 13 × 31 × 37 × 3221
(2 × 2 × 2 × 5 × 11 × 13 × 31 × 37 × 3221)See below for interesting mathematical facts about the number 21132465640 from the Numbermatics database.
Names of 21132465640
- Cardinal: 21132465640 can be written as Twenty-one billion, one hundred thirty-two million, four hundred sixty-five thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.113246564 × 1010
Factors of 21132465640
Divisors of 21132465640
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 8 10 11 13 20 22 26 31 37 40 44 52 55 62 65 74 88 104 110 124 130 143 148 155 185 220 248 260 286 296 310 341 370 403 407 440 481 520 572 620 682 715 740 806 814 962 1144 1147 1240 1364 1430 1480 1612 1628 1705 1924 2015 2035 2294 2405 2728 2860 3221 3224 3256 3410 3848 4030 4070 4433 4588 4810 5291 5720 5735 6442 6820 8060 8140 8866 9176 9620 10582 11470 12617 12884 13640 14911 16105 16120 16280 17732 19240 21164 22165 22940 25234 25768 26455 29822 32210 35431 35464 41873 42328 44330 45880 50468 52910 59644 63085 64420 70862 74555 83746 88660 99851 100936 105820 119177 119288 126170 128840 141724 149110 164021 167492 177155 177320 199702 209365 211640 238354 252340 283448 298220 328042 334984 354310 399404 418730 460603 476708 499255 504680 595885 596440 656084 708620 798808 820105 837460 921206 953416 998510 1098361 1191770 1298063 1310947 1312168 1417240 1549301 1640210 1674920 1842412 1997020 2196722 2303015 2383540 2596126 2621894 3098602 3280420 3684824 3694487 3994040 4393444 4606030 4767080 5192252 5243788 5491805 6197204 6490315 6554735 6560840 7388974 7746505 8786888 9212060 10384504 10487576 10983610 12394408 12980630 13109470 14278693 14777948 15493010 17042311 18424120 18472435 21967220 25961260 26218940 28557386 29555896 30986020 34084622 36944870 40639357 43934440 48028331 51922520 52437880 57114772 61972040 68169244 71393465 73889740 81278714 85211555 96056662 114229544 136338488 142786930 147779480 162557428 170423110 192113324 203196785 240141655 285573860 325114856 340846220 384226648 406393570 480283310 528311641 571147720 681692440 812787140 960566620 1056623282 1625574280 1921133240 2113246564 2641558205 4226493128 5283116410 10566232820 21132465640
- Sum of all divisors σ(n): 59239434240
- Sum of proper divisors (its aliquot sum) s(n): 38106968600
- 21132465640 is an abundant number, because the sum of its proper divisors (38106968600) is greater than itself. Its abundance is 16974502960
Bases of 21132465640
- Binary: 100111010111001011111010101111010002
- Hexadecimal: 0x4EB97D5E8
- Base-36: 9PHQ2UG
Squares and roots of 21132465640
- 21132465640 squared (211324656402) is 446581104025780609600
- 21132465640 cubed (211324656403) is 9437359836298074406550254144000
-
The
square root of 21132465640 is 145370.0988511737 -
The
cube root of 21132465640 is 2764.7130161571
Scales and comparisons
How big is 21132465640?- 21,132,465,640 seconds is equal to 671 years, 49 weeks, 1 day, 17 hours, 20 minutes, 40 seconds.
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To count from 1 to 21,132,465,640 would take you about one thousand, three hundred forty-three 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 21132465640 cubic inches would be around 230.4 feet tall.
Recreational maths with 21132465640
- 21132465640 backwards is 04656423112
- The number of decimal digits it has is: 11
- The sum of 21132465640's digits is 34
- More coming soon!
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The information we have on file for 21132465640 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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