1129390920
1,129,390,920 is an even composite number composed of seven prime numbers multiplied together.
1129390920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 1129390920:
23 × 32 × 5 × 7 × 17 × 41 × 643
(2 × 2 × 2 × 3 × 3 × 5 × 7 × 17 × 41 × 643)See below for interesting mathematical facts about the number 1129390920 from the Numbermatics database.
Names of 1129390920
- Cardinal: 1129390920 can be written as One billion, one hundred twenty-nine million, three hundred ninety thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.12939092 × 109
Factors of 1129390920
Divisors of 1129390920
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 17 18 20 21 24 28 30 34 35 36 40 41 42 45 51 56 60 63 68 70 72 82 84 85 90 102 105 119 120 123 126 136 140 153 164 168 170 180 204 205 210 238 246 252 255 280 287 306 315 328 340 357 360 369 408 410 420 476 492 504 510 574 595 612 615 630 643 680 697 714 738 765 820 840 861 952 984 1020 1071 1148 1190 1224 1230 1260 1286 1394 1428 1435 1476 1530 1640 1722 1785 1845 1929 2040 2091 2142 2296 2380 2460 2520 2572 2583 2788 2856 2870 2952 3060 3215 3444 3485 3570 3690 3858 4182 4284 4305 4501 4760 4879 4920 5144 5166 5355 5576 5740 5787 6120 6273 6430 6888 6970 7140 7380 7716 8364 8568 8610 9002 9645 9758 10332 10455 10710 10931 11480 11574 12546 12860 12915 13503 13940 14280 14637 14760 15432 16728 17220 18004 19290 19516 20664 20910 21420 21862 22505 23148 24395 25092 25720 25830 26363 27006 27880 28935 29274 31365 32793 34440 36008 38580 39032 40509 41820 42840 43724 43911 45010 46296 48790 50184 51660 52726 54012 54655 57870 58548 62730 65586 67515 73185 76517 77160 79089 81018 83640 87448 87822 90020 97580 98379 103320 105452 108024 109310 115740 117096 125460 131172 131815 135030 146370 153034 158178 162036 163965 175644 180040 184541 195160 196758 202545 210904 218620 219555 229551 231480 237267 250920 262344 263630 270060 292740 306068 316356 324072 327930 351288 369082 382585 393516 395445 405090 437240 439110 448171 459102 474534 491895 527260 540120 553623 585480 612136 632712 655860 688653 738164 765170 787032 790890 810180 878220 896342 918204 922705 949068 983790 1054520 1107246 1147755 1186335 1311720 1344513 1377306 1476328 1530340 1581780 1620360 1660869 1756440 1792684 1836408 1845410 1898136 1967580 2214492 2240855 2295510 2372670 2689026 2754612 2768115 3060680 3137197 3163560 3321738 3443265 3585368 3690820 3935160 4033539 4428984 4481710 4591020 4745340 5378052 5509224 5536230 6274394 6643476 6722565 6886530 7381640 8067078 8304345 8963420 9182040 9411591 9490680 10756104 11072460 12548788 13286952 13445130 13773060 15685985 16134156 16608690 17926840 18823182 20167695 22144920 25097576 26890260 27546120 28234773 31371970 32268312 33217380 37646364 40335390 47057955 53780520 56469546 62743940 66434760 75292728 80670780 94115910 112939092 125487880 141173865 161341560 188231820 225878184 282347730 376463640 564695460 1129390920
- Sum of all divisors σ(n): 4557047040
- Sum of proper divisors (its aliquot sum) s(n): 3427656120
- 1129390920 is an abundant number, because the sum of its proper divisors (3427656120) is greater than itself. Its abundance is 2298265200
Bases of 1129390920
- Binary: 10000110101000100100011010010002
- Hexadecimal: 0x43512348
- Base-36: IOERM0
Squares and roots of 1129390920
- 1129390920 squared (11293909202) is 1275523850178446400
- 1129390920 cubed (11293909203) is 1440565054634977743866688000
-
The
square root of 1129390920 is 33606.4118882097 -
The
cube root of 1129390920 is 1041.3932633153
Scales and comparisons
How big is 1129390920?- 1,129,390,920 seconds is equal to 35 years, 47 weeks, 2 days, 15 hours, 42 minutes.
-
To count from 1 to 1,129,390,920 would take you about seventy-one 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 1129390920 cubic inches would be around 86.8 feet tall.
Recreational maths with 1129390920
- 1129390920 backwards is 0290939211
- 1129390920 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1129390920's digits is 36
- More coming soon!
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