1428392394
1,428,392,394 is an even composite number composed of six prime numbers multiplied together.
1428392394 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 1428392394:
2 × 36 × 11 × 132 × 17 × 31
(2 × 3 × 3 × 3 × 3 × 3 × 3 × 11 × 13 × 13 × 17 × 31)See below for interesting mathematical facts about the number 1428392394 from the Numbermatics database.
Names of 1428392394
- Cardinal: 1428392394 can be written as One billion, four hundred twenty-eight million, three hundred ninety-two thousand, three hundred ninety-four.
Scientific notation
- Scientific notation: 1.428392394 × 109
Factors of 1428392394
Divisors of 1428392394
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 3 6 9 11 13 17 18 22 26 27 31 33 34 39 51 54 62 66 78 81 93 99 102 117 143 153 162 169 186 187 198 221 234 243 279 286 297 306 338 341 351 374 403 429 442 459 486 507 527 558 561 594 663 682 702 729 806 837 858 891 918 1014 1023 1053 1054 1122 1209 1287 1326 1377 1458 1521 1581 1674 1683 1782 1859 1989 2046 2106 2418 2431 2511 2574 2673 2754 2873 3042 3069 3159 3162 3366 3627 3718 3861 3978 4131 4433 4563 4743 4862 5022 5049 5239 5346 5577 5746 5797 5967 6138 6318 6851 7254 7293 7533 7722 8019 8262 8619 8866 9126 9207 9477 9486 10098 10478 10881 11154 11583 11594 11934 12393 13299 13689 13702 14229 14586 15066 15147 15717 16038 16731 17238 17391 17901 18414 18954 20553 21762 21879 22599 23166 24786 25857 26598 27378 27621 28458 30294 31434 31603 32643 33462 34749 34782 35802 39897 41067 41106 42687 43758 45198 45441 47151 50193 51714 52173 53703 55242 57629 61659 63206 65286 65637 69498 75361 77571 79794 82134 82863 85374 89063 90882 94302 94809 97929 100386 104247 104346 107406 115258 119691 123201 123318 128061 131274 136323 141453 150579 150722 155142 156519 161109 165726 172887 178126 184977 189618 195858 196911 208494 226083 232713 239382 246402 248589 256122 267189 272646 282906 284427 293787 301158 313038 322218 345774 359073 369954 384183 393822 424359 451737 452166 465426 469557 497178 518661 534378 554931 568854 587574 590733 678249 698139 718146 768366 801567 848718 853281 903474 939114 979693 1037322 1077219 1109862 1181466 1273077 1355211 1356498 1396278 1408671 1555983 1603134 1664793 1706562 1772199 1959386 2034747 2094417 2154438 2404701 2546154 2559843 2710422 2817342 2939079 3111966 3231657 3329586 3544398 3819231 4069494 4188834 4226013 4667949 4809402 4994379 5119686 5878158 6104241 6463314 7214103 7638462 7679529 8452026 8817237 9335898 9988758 12208482 14003847 14428206 15359058 17634474 18312723 21642309 23038587 26451711 28007694 36625446 42011541 43284618 46077174 52903422 54938169 64926927 79355133 84023082 109876338 129853854 158710266 238065399 476130798 714196197 1428392394
- Sum of all divisors σ(n): 4147593984
- Sum of proper divisors (its aliquot sum) s(n): 2719201590
- 1428392394 is an abundant number, because the sum of its proper divisors (2719201590) is greater than itself. Its abundance is 1290809196
Bases of 1428392394
- Binary: 10101010010001110001001110010102
- Hexadecimal: 0x552389CA
- Base-36: NMFEMI
Squares and roots of 1428392394
- 1428392394 squared (14283923942) is 2040304831237051236
- 1428392394 cubed (14283923943) is 2914355902380457596490698984
-
The
square root of 1428392394 is 37794.0788219529 -
The
cube root of 1428392394 is 1126.2008297731
Scales and comparisons
How big is 1428392394?- 1,428,392,394 seconds is equal to 45 years, 21 weeks, 5 days, 7 hours, 39 minutes, 54 seconds.
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To count from 1 to 1,428,392,394 would take you about ninety 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 1428392394 cubic inches would be around 93.9 feet tall.
Recreational maths with 1428392394
- 1428392394 backwards is 4932938241
- The number of decimal digits it has is: 10
- The sum of 1428392394's digits is 45
- More coming soon!
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