30897369720
30,897,369,720 is an even composite number composed of seven prime numbers multiplied together.
30897369720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 30897369720:
23 × 32 × 5 × 7 × 53 × 73 × 3169
(2 × 2 × 2 × 3 × 3 × 5 × 7 × 53 × 73 × 3169)See below for interesting mathematical facts about the number 30897369720 from the Numbermatics database.
Names of 30897369720
- Cardinal: 30897369720 can be written as Thirty billion, eight hundred ninety-seven million, three hundred sixty-nine thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 3.089736972 × 1010
Factors of 30897369720
Divisors of 30897369720
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 53 56 60 63 70 72 73 84 90 105 106 120 126 140 146 159 168 180 210 212 219 252 265 280 292 315 318 360 365 371 420 424 438 477 504 511 530 584 630 636 657 730 742 795 840 876 954 1022 1060 1095 1113 1260 1272 1314 1460 1484 1533 1590 1752 1855 1908 2044 2120 2190 2226 2385 2520 2555 2628 2920 2968 3066 3169 3180 3285 3339 3710 3816 3869 4088 4380 4452 4599 4770 5110 5256 5565 6132 6338 6360 6570 6678 7420 7665 7738 8760 8904 9198 9507 9540 10220 11130 11607 12264 12676 13140 13356 14840 15330 15476 15845 16695 18396 19014 19080 19345 20440 22183 22260 22995 23214 25352 26280 26712 27083 28521 30660 30952 31690 33390 34821 36792 38028 38690 44366 44520 45990 46428 47535 54166 57042 58035 61320 63380 66549 66780 69642 76056 77380 81249 88732 91980 92856 95070 108332 110915 114084 116070 126760 133098 133560 135415 139284 142605 154760 162498 167957 174105 177464 183960 190140 199647 216664 221830 228168 231337 232140 243747 266196 270830 278568 285210 324996 332745 335914 348210 380280 399294 406245 443660 462674 464280 487494 503871 532392 541660 570420 649992 665490 671828 694011 696420 798588 812490 839785 887320 925348 974988 998235 1007742 1083320 1140840 1156685 1175699 1218735 1330980 1343656 1388022 1392840 1511613 1597176 1619359 1624980 1679570 1850696 1949976 1996470 2015484 2082033 2313370 2351398 2437470 2519355 2661960 2776044 3023226 3238718 3249960 3359140 3470055 3527097 3992940 4030968 4164066 4626740 4702796 4858077 4874940 5038710 5552088 5878495 6046452 6477436 6718280 6940110 7054194 7558065 7985880 8096795 8328132 9253480 9405592 9716154 9749880 10077420 10410165 10581291 11756990 12092904 12260861 12954872 13880220 14108388 14574231 15116130 16193590 16656264 17635485 19432308 20154840 20820330 21162582 23513980 24290385 24521722 27760440 28216776 29148462 30232260 32387180 35270970 36782583 38864616 41640660 42325164 47027960 48580770 49043444 52906455 58296924 60464520 61304305 64774360 70541940 72871155 73565166 83281320 84650328 85826027 97161540 98086888 105812910 110347749 116593848 122608610 141083880 145742310 147130332 171652054 183912915 194323080 211625820 220695498 245217220 257478081 291484620 294260664 343304108 367825830 423251640 429130135 441390996 490434440 514956162 551738745 582969240 686608216 735651660 772434243 858260270 882781992 1029912324 1103477490 1287390405 1471303320 1544868486 1716520540 2059824648 2206954980 2574780810 3089736972 3433041080 3862171215 4413909960 5149561620 6179473944 7724342430 10299123240 15448684860 30897369720
- Sum of all divisors σ(n): 118566115200
- Sum of proper divisors (its aliquot sum) s(n): 87668745480
- 30897369720 is an abundant number, because the sum of its proper divisors (87668745480) is greater than itself. Its abundance is 56771375760
Bases of 30897369720
- Binary: 111001100011010000001110010011110002
- Hexadecimal: 0x731A07278
- Base-36: E6ZHV20
Squares and roots of 30897369720
- 30897369720 squared (308973697202) is 954647455614372878400
- 30897369720 cubed (308973697203) is 29496095388374568569865402048000
-
The
square root of 30897369720 is 175776.4765831879 -
The
cube root of 30897369720 is 3137.9101446753
Scales and comparisons
How big is 30897369720?- 30,897,369,720 seconds is equal to 982 years, 22 weeks, 6 days, 10 hours, 42 minutes.
-
To count from 1 to 30,897,369,720 would take you about one thousand, nine hundred sixty-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 30897369720 cubic inches would be around 261.5 feet tall.
Recreational maths with 30897369720
- 30897369720 backwards is 02796379803
- The number of decimal digits it has is: 11
- The sum of 30897369720's digits is 54
- More coming soon!
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