61390738393920
61,390,738,393,920 is an even composite number composed of five prime numbers multiplied together.
61390738393920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 61390738393920:
26 × 32 × 5 × 13 × 1639709893
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 1639709893)See below for interesting mathematical facts about the number 61390738393920 from the Numbermatics database.
Names of 61390738393920
- Cardinal: 61390738393920 can be written as Sixty-one trillion, three hundred ninety billion, seven hundred thirty-eight million, three hundred ninety-three thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 6.139073839392 × 1013
Factors of 61390738393920
- Number of distinct prime factors ω(n): 5
- Total number of prime factors Ω(n): 11
- Sum of prime factors: 1639709916
Divisors of 61390738393920
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 64 65 72 78 80 90 96 104 117 120 130 144 156 160 180 192 195 208 234 240 260 288 312 320 360 390 416 468 480 520 576 585 624 720 780 832 936 960 1040 1170 1248 1440 1560 1872 2080 2340 2496 2880 3120 3744 4160 4680 6240 7488 9360 12480 18720 37440 1639709893 3279419786 4919129679 6558839572 8198549465 9838259358 13117679144 14757389037 16397098930 19676518716 21316228609 24595648395 26235358288 29514778074 32794197860 39353037432 42632457218 49191296790 52470716576 59029556148 63948685827 65588395720 73786945185 78706074864 85264914436 98382593580 104941433152 106581143045 118059112296 127897371654 131176791440 147573890370 157412149728 170529828872 191846057481 196765187160 213162286090 236118224592 255794743308 262353582880 295147780740 314824299456 319743429135 341059657744 383692114962 393530374320 426324572180 472236449184 511589486616 524707165760 590295561480 639486858270 682119315488 767384229924 787060748640 852649144360 944472898368 959230287405 1023178973232 1180591122960 1278973716540 1364238630976 1534768459848 1574121497280 1705298288720 1918460574810 2046357946464 2361182245920 2557947433080 3069536919696 3410596577440 3836921149620 4092715892928 4722364491840 5115894866160 6139073839392 6821193154880 7673842299240 10231789732320 12278147678784 15347684598480 20463579464640 30695369196960 61390738393920
- Sum of all divisors σ(n): 227401526939496
- Sum of proper divisors (its aliquot sum) s(n): 166010788545576
- 61390738393920 is an abundant number, because the sum of its proper divisors (166010788545576) is greater than itself. Its abundance is 104620050151656
Bases of 61390738393920
- Binary: 11011111010101101001010010011110001011010000002
- Hexadecimal: 0x37D5A5278B40
- Base-36: LREIKKSW0
Squares and roots of 61390738393920
- 61390738393920 squared (613907383939202) is 3768822760550723181092966400
- 61390738393920 cubed (613907383939203) is 231370812146020844357145729401344524288000
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The
square root of 61390738393920 is 7835224.2082738129 -
The
cube root of 61390738393920 is 39448.8444000821
Scales and comparisons
How big is 61390738393920?- 61,390,738,393,920 seconds is equal to 1,952,035 years, 30 weeks, 3 days, 15 hours, 12 minutes.
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To count from 1 to 61,390,738,393,920 would take you about four million, eight hundred eighty thousand and eighty-eight 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 61390738393920 cubic inches would be around 3287.4 feet tall.
Recreational maths with 61390738393920
- 61390738393920 backwards is 02939383709316
- The number of decimal digits it has is: 14
- The sum of 61390738393920's digits is 63
- More coming soon!
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