1220398400
1,220,398,400 is an even composite number composed of five prime numbers multiplied together.
1220398400 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 1220398400:
26 × 52 × 13 × 23 × 2551
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 13 × 23 × 2551)See below for interesting mathematical facts about the number 1220398400 from the Numbermatics database.
Names of 1220398400
- Cardinal: 1220398400 can be written as One billion, two hundred twenty million, three hundred ninety-eight thousand, four hundred.
Scientific notation
- Scientific notation: 1.2203984 × 109
Factors of 1220398400
Divisors of 1220398400
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 23 25 26 32 40 46 50 52 64 65 80 92 100 104 115 130 160 184 200 208 230 260 299 320 325 368 400 416 460 520 575 598 650 736 800 832 920 1040 1150 1196 1300 1472 1495 1600 1840 2080 2300 2392 2551 2600 2990 3680 4160 4600 4784 5102 5200 5980 7360 7475 9200 9568 10204 10400 11960 12755 14950 18400 19136 20408 20800 23920 25510 29900 33163 36800 40816 47840 51020 58673 59800 63775 66326 81632 95680 102040 117346 119600 127550 132652 163264 165815 204080 234692 239200 255100 265304 293365 331630 408160 469384 478400 510200 530608 586730 663260 762749 816320 829075 938768 1020400 1061216 1173460 1326520 1466825 1525498 1658150 1877536 2040800 2122432 2346920 2653040 2933650 3050996 3316300 3755072 3813745 4081600 4693840 5306080 5867300 6101992 6632600 7627490 9387680 10612160 11734600 12203984 13265200 15254980 18775360 19068725 23469200 24407968 26530400 30509960 38137450 46938400 48815936 53060800 61019920 76274900 93876800 122039840 152549800 244079680 305099600 610199200 1220398400
- Sum of all divisors σ(n): 3375867264
- Sum of proper divisors (its aliquot sum) s(n): 2155468864
- 1220398400 is an abundant number, because the sum of its proper divisors (2155468864) is greater than itself. Its abundance is 935070464
Bases of 1220398400
- Binary: 10010001011110111001101010000002
- Hexadecimal: 0x48BDCD40
- Base-36: K6LDFK
Squares and roots of 1220398400
- 1220398400 squared (12203984002) is 1489372254722560000
- 1220398400 cubed (12203984003) is 1817627516667804667904000000
-
The
square root of 1220398400 is 34934.2010070361 -
The
cube root of 1220398400 is 1068.6460295789
Scales and comparisons
How big is 1220398400?- 1,220,398,400 seconds is equal to 38 years, 41 weeks, 5 days, 23 hours, 33 minutes, 20 seconds.
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To count from 1 to 1,220,398,400 would take you about seventy-seven 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 1220398400 cubic inches would be around 89.1 feet tall.
Recreational maths with 1220398400
- 1220398400 backwards is 0048930221
- The number of decimal digits it has is: 10
- The sum of 1220398400's digits is 29
- More coming soon!
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The information we have on file for 1220398400 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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