1399161720
1,399,161,720 is an even composite number composed of six prime numbers multiplied together.
1399161720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 1399161720:
23 × 3 × 5 × 112 × 173 × 557
(2 × 2 × 2 × 3 × 5 × 11 × 11 × 173 × 557)See below for interesting mathematical facts about the number 1399161720 from the Numbermatics database.
Names of 1399161720
- Cardinal: 1399161720 can be written as One billion, three hundred ninety-nine million, one hundred sixty-one thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.39916172 × 109
Factors of 1399161720
Divisors of 1399161720
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 121 132 165 173 220 242 264 330 346 363 440 484 519 557 605 660 692 726 865 968 1038 1114 1210 1320 1384 1452 1671 1730 1815 1903 2076 2228 2420 2595 2785 2904 3342 3460 3630 3806 4152 4456 4840 5190 5570 5709 6127 6684 6920 7260 7612 8355 9515 10380 11140 11418 12254 13368 14520 15224 16710 18381 19030 20760 20933 22280 22836 24508 28545 30635 33420 36762 38060 41866 45672 49016 57090 61270 62799 66840 67397 73524 76120 83732 91905 96361 104665 114180 122540 125598 134794 147048 167464 183810 192722 202191 209330 228360 245080 251196 269588 289083 313995 336985 367620 385444 404382 418660 481805 502392 539176 578166 627990 673970 735240 770888 808764 837320 963610 1010955 1059971 1156332 1255980 1347940 1445415 1617528 1927220 2021910 2119942 2312664 2511960 2695880 2890830 3179913 3854440 4043820 4239884 5299855 5781660 6359826 8087640 8479768 10599710 11563320 11659681 12719652 15899565 21199420 23319362 25439304 31799130 34979043 42398840 46638724 58298405 63598260 69958086 93277448 116596810 127196520 139916172 174895215 233193620 279832344 349790430 466387240 699580860 1399161720
- Sum of all divisors σ(n): 4648764960
- Sum of proper divisors (its aliquot sum) s(n): 3249603240
- 1399161720 is an abundant number, because the sum of its proper divisors (3249603240) is greater than itself. Its abundance is 1850441520
Bases of 1399161720
- Binary: 10100110110010110000011011110002
- Hexadecimal: 0x53658378
- Base-36: N50W3C
Squares and roots of 1399161720
- 1399161720 squared (13991617202) is 1957653518713358400
- 1399161720 cubed (13991617203) is 2739073864407034725920448000
-
The
square root of 1399161720 is 37405.3702026861 -
The
cube root of 1399161720 is 1118.4656178435
Scales and comparisons
How big is 1399161720?- 1,399,161,720 seconds is equal to 44 years, 25 weeks, 3 days, 2 minutes.
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To count from 1 to 1,399,161,720 would take you about 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 1399161720 cubic inches would be around 93.2 feet tall.
Recreational maths with 1399161720
- 1399161720 backwards is 0271619931
- The number of decimal digits it has is: 10
- The sum of 1399161720's digits is 39
- More coming soon!
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