1221429888
1,221,429,888 is an even composite number composed of five prime numbers multiplied together.
1221429888 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 1221429888:
27 × 33 × 7 × 29 × 1741
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 29 × 1741)See below for interesting mathematical facts about the number 1221429888 from the Numbermatics database.
Names of 1221429888
- Cardinal: 1221429888 can be written as One billion, two hundred twenty-one million, four hundred twenty-nine thousand, eight hundred eighty-eight.
Scientific notation
- Scientific notation: 1.221429888 × 109
Factors of 1221429888
Divisors of 1221429888
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 29 32 36 42 48 54 56 58 63 64 72 84 87 96 108 112 116 126 128 144 168 174 189 192 203 216 224 232 252 261 288 336 348 378 384 406 432 448 464 504 522 576 609 672 696 756 783 812 864 896 928 1008 1044 1152 1218 1344 1392 1512 1566 1624 1728 1741 1827 1856 2016 2088 2436 2688 2784 3024 3132 3248 3456 3482 3654 3712 4032 4176 4872 5223 5481 5568 6048 6264 6496 6964 7308 8064 8352 9744 10446 10962 11136 12096 12187 12528 12992 13928 14616 15669 16704 19488 20892 21924 24192 24374 25056 25984 27856 29232 31338 33408 36561 38976 41784 43848 47007 48748 50112 50489 55712 58464 62676 73122 77952 83568 87696 94014 97496 100224 100978 109683 111424 116928 125352 146244 151467 167136 175392 188028 194992 201956 219366 222848 233856 250704 292488 302934 329049 334272 350784 353423 376056 389984 403912 438732 454401 501408 584976 605868 658098 668544 701568 706846 752112 779968 807824 877464 908802 1002816 1060269 1169952 1211736 1316196 1363203 1413692 1504224 1559936 1615648 1754928 1817604 2005632 2120538 2339904 2423472 2632392 2726406 2827384 3008448 3180807 3231296 3509856 3635208 4241076 4679808 4846944 5264784 5452812 5654768 6016896 6361614 6462592 7019712 7270416 8482152 9542421 9693888 10529568 10905624 11309536 12723228 14039424 14540832 16964304 19084842 19387776 21059136 21811248 22619072 25446456 29081664 33928608 38169684 42118272 43622496 45238144 50892912 58163328 67857216 76339368 87244992 101785824 135714432 152678736 174489984 203571648 305357472 407143296 610714944 1221429888
- Sum of all divisors σ(n): 4264416000
- Sum of proper divisors (its aliquot sum) s(n): 3042986112
- 1221429888 is an abundant number, because the sum of its proper divisors (3042986112) is greater than itself. Its abundance is 1821556224
Bases of 1221429888
- Binary: 10010001100110110001010100000002
- Hexadecimal: 0x48CD8A80
- Base-36: K77HC0
Squares and roots of 1221429888
- 1221429888 squared (12214298882) is 1491890971299692544
- 1221429888 cubed (12214298883) is 1822240221982794678452355072
-
The
square root of 1221429888 is 34948.9611862785 -
The
cube root of 1221429888 is 1068.9470201261
Scales and comparisons
How big is 1221429888?- 1,221,429,888 seconds is equal to 38 years, 43 weeks, 3 days, 22 hours, 4 minutes, 48 seconds.
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To count from 1 to 1,221,429,888 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 1221429888 cubic inches would be around 89.1 feet tall.
Recreational maths with 1221429888
- 1221429888 backwards is 8889241221
- The number of decimal digits it has is: 10
- The sum of 1221429888's digits is 45
- More coming soon!
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"Number 1221429888 - Facts about the integer". Numbermatics.com. 2024. Web. 14 May 2024.
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Numbermatics. (2024). Number 1221429888 - Facts about the integer. Retrieved 14 May 2024, from https://numbermatics.com/n/1221429888/
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The information we have on file for 1221429888 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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