1225136640
1,225,136,640 is an even composite number composed of six prime numbers multiplied together.
1225136640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 1225136640:
29 × 3 × 5 × 7 × 13 × 1753
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 13 × 1753)See below for interesting mathematical facts about the number 1225136640 from the Numbermatics database.
Names of 1225136640
- Cardinal: 1225136640 can be written as One billion, two hundred twenty-five million, one hundred thirty-six thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.22513664 × 109
Factors of 1225136640
Divisors of 1225136640
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 52 56 60 64 65 70 78 80 84 91 96 104 105 112 120 128 130 140 156 160 168 182 192 195 208 210 224 240 256 260 273 280 312 320 336 364 384 390 416 420 448 455 480 512 520 546 560 624 640 672 728 768 780 832 840 896 910 960 1040 1092 1120 1248 1280 1344 1365 1456 1536 1560 1664 1680 1753 1792 1820 1920 2080 2184 2240 2496 2560 2688 2730 2912 3120 3328 3360 3506 3584 3640 3840 4160 4368 4480 4992 5259 5376 5460 5824 6240 6656 6720 7012 7280 7680 8320 8736 8765 8960 9984 10518 10752 10920 11648 12271 12480 13440 14024 14560 16640 17472 17530 17920 19968 21036 21840 22789 23296 24542 24960 26295 26880 28048 29120 33280 34944 35060 36813 42072 43680 45578 46592 49084 49920 52590 53760 56096 58240 61355 68367 69888 70120 73626 84144 87360 91156 98168 99840 105180 112192 113945 116480 122710 136734 139776 140240 147252 159523 168288 174720 182312 184065 196336 210360 224384 227890 232960 245420 273468 280480 294504 319046 336576 341835 349440 364624 368130 392672 420720 448768 455780 478569 490840 546936 560960 589008 638092 673152 683670 698880 729248 736260 785344 797615 841440 897536 911560 957138 981680 1093872 1121920 1178016 1276184 1346304 1367340 1458496 1472520 1570688 1595230 1682880 1823120 1914276 1963360 2187744 2243840 2356032 2392845 2552368 2692608 2734680 2916992 2945040 3141376 3190460 3365760 3646240 3828552 3926720 4375488 4487680 4712064 4785690 5104736 5469360 5833984 5890080 6282752 6380920 6731520 7292480 7657104 7853440 8750976 9424128 9571380 10209472 10938720 11667968 11780160 12761840 13463040 14584960 15314208 15706880 17501952 18848256 19142760 20418944 21877440 23560320 25523680 29169920 30628416 31413760 35003904 38285520 40837888 43754880 47120640 51047360 58339840 61256832 76571040 81675776 87509760 94241280 102094720 122513664 153142080 175019520 204189440 245027328 306284160 408378880 612568320 1225136640
- Sum of all divisors σ(n): 4823191296
- Sum of proper divisors (its aliquot sum) s(n): 3598054656
- 1225136640 is an abundant number, because the sum of its proper divisors (3598054656) is greater than itself. Its abundance is 2372918016
Bases of 1225136640
- Binary: 10010010000011000011010000000002
- Hexadecimal: 0x49061A00
- Base-36: K9EXHC
Squares and roots of 1225136640
- 1225136640 squared (12251366402) is 1500959786670489600
- 1225136640 cubed (12251366403) is 1838880829816600415698944000
-
The
square root of 1225136640 is 35001.9519455701 -
The
cube root of 1225136640 is 1070.0272622395
Scales and comparisons
How big is 1225136640?- 1,225,136,640 seconds is equal to 38 years, 49 weeks, 4 days, 19 hours, 44 minutes.
-
To count from 1 to 1,225,136,640 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 1225136640 cubic inches would be around 89.2 feet tall.
Recreational maths with 1225136640
- 1225136640 backwards is 0466315221
- 1225136640 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1225136640's digits is 30
- More coming soon!
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