7142137920
7,142,137,920 is an even composite number composed of five prime numbers multiplied together.
7142137920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-two divisors.
Prime factorization of 7142137920:
26 × 32 × 5 × 172 × 8581
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 17 × 17 × 8581)See below for interesting mathematical facts about the number 7142137920 from the Numbermatics database.
Names of 7142137920
- Cardinal: 7142137920 can be written as Seven billion, one hundred forty-two million, one hundred thirty-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 7.14213792 × 109
Factors of 7142137920
Divisors of 7142137920
- Number of divisors d(n): 252
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 32 34 36 40 45 48 51 60 64 68 72 80 85 90 96 102 120 136 144 153 160 170 180 192 204 240 255 272 288 289 306 320 340 360 408 480 510 544 576 578 612 680 720 765 816 867 960 1020 1088 1156 1224 1360 1440 1445 1530 1632 1734 2040 2312 2448 2601 2720 2880 2890 3060 3264 3468 4080 4335 4624 4896 5202 5440 5780 6120 6936 8160 8581 8670 9248 9792 10404 11560 12240 13005 13872 16320 17162 17340 18496 20808 23120 24480 25743 26010 27744 34324 34680 41616 42905 46240 48960 51486 52020 55488 68648 69360 77229 83232 85810 92480 102972 104040 128715 137296 138720 145877 154458 166464 171620 205944 208080 257430 274592 277440 291754 308916 343240 386145 411888 416160 437631 514860 549184 583508 617832 686480 729385 772290 823776 832320 875262 1029720 1167016 1235664 1312893 1372960 1458770 1544580 1647552 1750524 2059440 2188155 2334032 2471328 2479909 2625786 2745920 2917540 3089160 3501048 4118880 4376310 4668064 4942656 4959818 5251572 5835080 6178320 6564465 7002096 7439727 8237760 8752620 9336128 9919636 10503144 11670160 12356640 12399545 13128930 14004192 14879454 17505240 19839272 21006288 22319181 23340320 24713280 24799090 26257860 28008384 29758908 35010480 37198635 39678544 42012576 44638362 46680640 49598180 52515720 59517816 70020960 74397270 79357088 84025152 89276724 99196360 105031440 111595905 119035632 140041920 148794540 158714176 178553448 198392720 210062880 223191810 238071264 297589080 357106896 396785440 420125760 446383620 476142528 595178160 714213792 793570880 892767240 1190356320 1428427584 1785534480 2380712640 3571068960 7142137920
- Sum of all divisors σ(n): 26099080644
- Sum of proper divisors (its aliquot sum) s(n): 18956942724
- 7142137920 is an abundant number, because the sum of its proper divisors (18956942724) is greater than itself. Its abundance is 11814804804
Bases of 7142137920
- Binary: 1101010011011010001100000010000002
- Hexadecimal: 0x1A9B46040
- Base-36: 3A48SW0
Squares and roots of 7142137920
- 7142137920 squared (71421379202) is 51010134068301926400
- 7142137920 cubed (71421379203) is 364321412833503058550489088000
-
The
square root of 7142137920 is 84511.1703859319 -
The
cube root of 7142137920 is 1925.7921444409
Scales and comparisons
How big is 7142137920?- 7,142,137,920 seconds is equal to 227 years, 5 weeks, 15 hours, 12 minutes.
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To count from 1 to 7,142,137,920 would take you about four hundred fifty-four 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 7142137920 cubic inches would be around 160.5 feet tall.
Recreational maths with 7142137920
- 7142137920 backwards is 0297312417
- 7142137920 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 7142137920's digits is 36
- More coming soon!
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