1389930880
1,389,930,880 is an even composite number composed of six prime numbers multiplied together.
1389930880 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 1389930880:
27 × 5 × 13 × 17 × 31 × 317
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 17 × 31 × 317)See below for interesting mathematical facts about the number 1389930880 from the Numbermatics database.
Names of 1389930880
- Cardinal: 1389930880 can be written as One billion, three hundred eighty-nine million, nine hundred thirty thousand, eight hundred eighty.
Scientific notation
- Scientific notation: 1.38993088 × 109
Factors of 1389930880
Divisors of 1389930880
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 8 10 13 16 17 20 26 31 32 34 40 52 62 64 65 68 80 85 104 124 128 130 136 155 160 170 208 221 248 260 272 310 317 320 340 403 416 442 496 520 527 544 620 634 640 680 806 832 884 992 1040 1054 1088 1105 1240 1268 1360 1585 1612 1664 1768 1984 2015 2080 2108 2176 2210 2480 2536 2635 2720 3170 3224 3536 3968 4030 4121 4160 4216 4420 4960 5072 5270 5389 5440 6340 6448 6851 7072 8060 8242 8320 8432 8840 9827 9920 10144 10540 10778 10880 12680 12896 13702 14144 16120 16484 16864 17680 19654 19840 20288 20605 21080 21556 25360 25792 26945 27404 28288 32240 32968 33728 34255 35360 39308 40576 41210 42160 43112 49135 50720 51584 53890 54808 64480 65936 67456 68510 70057 70720 78616 82420 84320 86224 98270 101440 107780 109616 127751 128960 131872 137020 140114 141440 157232 164840 167059 168640 172448 196540 202880 215560 219232 255502 257920 263744 274040 280228 314464 329680 334118 337280 344896 350285 393080 431120 438464 511004 527488 548080 560456 628928 638755 659360 668236 689792 700570 786160 835295 862240 876928 1022008 1096160 1120912 1257856 1277510 1318720 1336472 1401140 1572320 1670590 1724480 2044016 2171767 2192320 2241824 2555020 2637440 2672944 2802280 3144640 3341180 3448960 4088032 4343534 4384640 4483648 5110040 5345888 5604560 6289280 6682360 8176064 8687068 8967296 10220080 10691776 10858835 11209120 13364720 16352128 17374136 20440160 21383552 21717670 22418240 26729440 34748272 40880320 43435340 44836480 53458880 69496544 81760640 86870680 106917760 138993088 173741360 277986176 347482720 694965440 1389930880
- Sum of all divisors σ(n): 3923458560
- Sum of proper divisors (its aliquot sum) s(n): 2533527680
- 1389930880 is an abundant number, because the sum of its proper divisors (2533527680) is greater than itself. Its abundance is 1143596800
Bases of 1389930880
- Binary: 10100101101100010101001100000002
- Hexadecimal: 0x52D8A980
- Base-36: MZJ1J4
Squares and roots of 1389930880
- 1389930880 squared (13899308802) is 1931907851177574400
- 1389930880 cubed (13899308803) is 2685218379666155022057472000
-
The
square root of 1389930880 is 37281.7767816933 -
The
cube root of 1389930880 is 1116.0005309967
Scales and comparisons
How big is 1389930880?- 1,389,930,880 seconds is equal to 44 years, 10 weeks, 1 day, 3 hours, 54 minutes, 40 seconds.
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To count from 1 to 1,389,930,880 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 1389930880 cubic inches would be around 93 feet tall.
Recreational maths with 1389930880
- 1389930880 backwards is 0880399831
- The number of decimal digits it has is: 10
- The sum of 1389930880's digits is 49
- More coming soon!
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