21349908450
21,349,908,450 is an even composite number composed of six prime numbers multiplied together.
21349908450 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21349908450:
2 × 33 × 52 × 13 × 672 × 271
(2 × 3 × 3 × 3 × 5 × 5 × 13 × 67 × 67 × 271)See below for interesting mathematical facts about the number 21349908450 from the Numbermatics database.
Names of 21349908450
- Cardinal: 21349908450 can be written as Twenty-one billion, three hundred forty-nine million, nine hundred eight thousand, four hundred fifty.
Scientific notation
- Scientific notation: 2.134990845 × 1010
Factors of 21349908450
Divisors of 21349908450
- Number of divisors d(n): 288
-
Complete list of divisors:
1 2 3 5 6 9 10 13 15 18 25 26 27 30 39 45 50 54 65 67 75 78 90 117 130 134 135 150 195 201 225 234 270 271 325 335 351 390 402 450 542 585 603 650 670 675 702 813 871 975 1005 1170 1206 1350 1355 1626 1675 1742 1755 1809 1950 2010 2439 2613 2710 2925 3015 3350 3510 3523 3618 4065 4355 4489 4878 5025 5226 5850 6030 6775 7046 7317 7839 8130 8710 8775 8978 9045 10050 10569 12195 13065 13467 13550 14634 15075 15678 17550 17615 18090 18157 20325 21138 21775 22445 23517 24390 26130 26934 30150 31707 35230 36314 36585 39195 40401 40650 43550 44890 45225 47034 52845 54471 58357 60975 63414 65325 67335 73170 78390 80802 88075 90450 90785 95121 105690 108942 112225 116714 117585 121203 121950 130650 134670 158535 163413 175071 176150 181570 182925 190242 195975 202005 224450 235170 236041 242406 264225 272355 291785 317070 326826 336675 350142 365850 391950 404010 453925 472082 475605 490239 525213 528450 544710 583570 587925 606015 673350 708123 792675 817065 875355 907850 951210 980478 1010025 1050426 1175850 1180205 1212030 1216519 1361775 1416246 1458925 1575639 1585350 1634130 1750710 2020050 2124369 2360410 2378025 2433038 2451195 2626065 2723550 2917850 3030075 3151278 3540615 3649557 4085325 4248738 4376775 4756050 4902390 5252130 5901025 6060150 6082595 6373107 7081230 7299114 7878195 8170650 8753550 10621845 10948671 11802050 12165190 12255975 12746214 13130325 15756390 15814747 17703075 18247785 21243690 21897342 24511950 26260650 30412975 31629494 31865535 32846013 35406150 36495570 39390975 47444241 53109225 54743355 60825950 63731070 65692026 78781950 79073735 91238925 94888482 106218450 109486710 142332723 158147470 159327675 164230065 182477850 237221205 273716775 284665446 318655350 328460130 395368675 426998169 474442410 547433550 711663615 790737350 821150325 853996338 1186106025 1423327230 1642300650 2134990845 2372212050 3558318075 4269981690 7116636150 10674954225 21349908450
- Sum of all divisors σ(n): 64553368320
- Sum of proper divisors (its aliquot sum) s(n): 43203459870
- 21349908450 is an abundant number, because the sum of its proper divisors (43203459870) is greater than itself. Its abundance is 21853551420
Bases of 21349908450
- Binary: 100111110001000110110111111111000102
- Hexadecimal: 0x4F88DBFE2
- Base-36: 9T36MSI
Squares and roots of 21349908450
- 21349908450 squared (213499084502) is 455818590823381402500
- 21349908450 cubed (213499084503) is 9731685183887203062807601125000
-
The
square root of 21349908450 is 146116.0786840381 -
The
cube root of 21349908450 is 2774.1631954581
Scales and comparisons
How big is 21349908450?- 21,349,908,450 seconds is equal to 678 years, 44 weeks, 5 days, 10 hours, 7 minutes, 30 seconds.
-
To count from 1 to 21,349,908,450 would take you about one thousand, three hundred fifty-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 21349908450 cubic inches would be around 231.2 feet tall.
Recreational maths with 21349908450
- 21349908450 backwards is 05480994312
- 21349908450 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21349908450's digits is 45
- More coming soon!
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