12938994900
12,938,994,900 is an even composite number composed of six prime numbers multiplied together.
12938994900 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 12938994900:
22 × 32 × 52 × 132 × 97 × 877
(2 × 2 × 3 × 3 × 5 × 5 × 13 × 13 × 97 × 877)See below for interesting mathematical facts about the number 12938994900 from the Numbermatics database.
Names of 12938994900
- Cardinal: 12938994900 can be written as Twelve billion, nine hundred thirty-eight million, nine hundred ninety-four thousand, nine hundred.
Scientific notation
- Scientific notation: 1.29389949 × 1010
Factors of 12938994900
Divisors of 12938994900
- Number of divisors d(n): 324
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 13 15 18 20 25 26 30 36 39 45 50 52 60 65 75 78 90 97 100 117 130 150 156 169 180 194 195 225 234 260 291 300 325 338 388 390 450 468 485 507 582 585 650 676 780 845 873 877 900 970 975 1014 1164 1170 1261 1300 1455 1521 1690 1746 1754 1940 1950 2028 2340 2425 2522 2535 2631 2910 2925 3042 3380 3492 3508 3783 3900 4225 4365 4385 4850 5044 5070 5262 5820 5850 6084 6305 7275 7566 7605 7893 8450 8730 8770 9700 10140 10524 11349 11401 11700 12610 12675 13155 14550 15132 15210 15786 16393 16900 17460 17540 18915 21825 21925 22698 22802 25220 25350 26310 29100 30420 31525 31572 32786 34203 37830 38025 39465 43650 43850 45396 45604 49179 50700 52620 56745 57005 63050 65572 65775 68406 75660 76050 78930 81965 85069 87300 87700 94575 98358 102609 113490 114010 126100 131550 136812 147537 148213 152100 157860 163930 170138 171015 189150 196716 197325 205218 226980 228020 245895 255207 263100 283725 285025 295074 296426 327860 340276 342030 378300 394650 409825 410436 425345 444639 491790 510414 513045 567450 570050 590148 592852 684060 737685 741065 765621 789300 819650 850690 855075 889278 983580 1020828 1026090 1105897 1134900 1140100 1229475 1276035 1333917 1475370 1482130 1531242 1639300 1701380 1710150 1778556 2052180 2126725 2211794 2223195 2458950 2552070 2565225 2667834 2950740 2964260 3062484 3317691 3420300 3688425 3705325 3828105 4253450 4423588 4446390 4917900 5104140 5130450 5335668 5529485 6380175 6635382 6669585 7376850 7410650 7656210 8506900 8892780 9953073 10260900 11058970 11115975 12760350 13270764 13339170 14376661 14753700 14821300 15312420 16588455 19140525 19906146 22117940 22231950 25520700 26678340 27647425 28753322 33176910 33347925 38281050 39812292 43129983 44463900 49765365 55294850 57506644 66353820 66695850 71883305 76562100 82942275 86259966 99530730 110589700 129389949 133391700 143766610 165884550 172519932 199061460 215649915 248826825 258779898 287533220 331769100 359416525 431299830 497653650 517559796 646949745 718833050 862599660 995307300 1078249575 1293899490 1437666100 2156499150 2587798980 3234748725 4312998300 6469497450 12938994900
- Sum of all divisors σ(n): 44419612692
- Sum of proper divisors (its aliquot sum) s(n): 31480617792
- 12938994900 is an abundant number, because the sum of its proper divisors (31480617792) is greater than itself. Its abundance is 18541622892
Bases of 12938994900
- Binary: 11000000110011100101100100110101002
- Hexadecimal: 0x3033964D4
- Base-36: 5XZJKD0
Squares and roots of 12938994900
- 12938994900 squared (129389949002) is 167417589022226010000
- 12938994900 cubed (129389949003) is 2166215330528878330037349000000
-
The
square root of 12938994900 is 113749.7028567549 -
The
cube root of 12938994900 is 2347.6508832715
Scales and comparisons
How big is 12938994900?- 12,938,994,900 seconds is equal to 411 years, 21 weeks, 5 days, 21 hours, 15 minutes.
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To count from 1 to 12,938,994,900 would take you about eight hundred twenty-two 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 12938994900 cubic inches would be around 195.6 feet tall.
Recreational maths with 12938994900
- 12938994900 backwards is 00949983921
- The number of decimal digits it has is: 11
- The sum of 12938994900's digits is 54
- More coming soon!
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