13421745920
13,421,745,920 is an even composite number composed of five prime numbers multiplied together.
13421745920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 13421745920:
28 × 5 × 112 × 19 × 4561
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 11 × 19 × 4561)See below for interesting mathematical facts about the number 13421745920 from the Numbermatics database.
Names of 13421745920
- Cardinal: 13421745920 can be written as Thirteen billion, four hundred twenty-one million, seven hundred forty-five thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.342174592 × 1010
Factors of 13421745920
Divisors of 13421745920
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 5 8 10 11 16 19 20 22 32 38 40 44 55 64 76 80 88 95 110 121 128 152 160 176 190 209 220 242 256 304 320 352 380 418 440 484 605 608 640 704 760 836 880 968 1045 1210 1216 1280 1408 1520 1672 1760 1936 2090 2299 2420 2432 2816 3040 3344 3520 3872 4180 4561 4598 4840 4864 6080 6688 7040 7744 8360 9122 9196 9680 11495 12160 13376 14080 15488 16720 18244 18392 19360 22805 22990 24320 26752 30976 33440 36488 36784 38720 45610 45980 50171 53504 66880 72976 73568 77440 86659 91220 91960 100342 133760 145952 147136 154880 173318 182440 183920 200684 250855 267520 291904 294272 346636 364880 367840 401368 433295 501710 551881 583808 588544 693272 729760 735680 802736 866590 953249 1003420 1103762 1167616 1386544 1459520 1471360 1605472 1733180 1906498 2006840 2207524 2759405 2773088 2919040 2942720 3210944 3466360 3812996 4013680 4415048 4766245 5518810 5546176 5838080 6421888 6932720 7625992 8027360 8830096 9532490 10485739 11037620 11092352 12843776 13865440 15251984 16054720 17660192 19064980 20971478 22075240 22184704 27730880 30503968 32109440 35320384 38129960 41942956 44150480 52428695 55461760 61007936 64218880 70640768 76259920 83885912 88300960 104857390 110923520 122015872 141281536 152519840 167771824 176601920 209714780 244031744 305039680 335543648 353203840 419429560 610079360 671087296 706407680 838859120 1220158720 1342174592 1677718240 2684349184 3355436480 6710872960 13421745920
- Sum of all divisors σ(n): 37205664720
- Sum of proper divisors (its aliquot sum) s(n): 23783918800
- 13421745920 is an abundant number, because the sum of its proper divisors (23783918800) is greater than itself. Its abundance is 10362172880
Bases of 13421745920
- Binary: 11000111111111111110010111000000002
- Hexadecimal: 0x31FFF9700
- Base-36: 65YYLFK
Squares and roots of 13421745920
- 13421745920 squared (134217459202) is 180143263541036646400
- 13421745920 cubed (134217459203) is 2417837112447393361389682688000
-
The
square root of 13421745920 is 115852.2590198395 -
The
cube root of 13421745920 is 2376.4918963281
Scales and comparisons
How big is 13421745920?- 13,421,745,920 seconds is equal to 426 years, 40 weeks, 6 hours, 45 minutes, 20 seconds.
-
To count from 1 to 13,421,745,920 would take you about eight hundred fifty-three 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 13421745920 cubic inches would be around 198 feet tall.
Recreational maths with 13421745920
- 13421745920 backwards is 02954712431
- 13421745920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13421745920's digits is 38
- More coming soon!
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