13145306720
13,145,306,720 is an even composite number composed of six prime numbers multiplied together.
13145306720 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 13145306720:
25 × 5 × 7 × 132 × 37 × 1877
(2 × 2 × 2 × 2 × 2 × 5 × 7 × 13 × 13 × 37 × 1877)See below for interesting mathematical facts about the number 13145306720 from the Numbermatics database.
Names of 13145306720
- Cardinal: 13145306720 can be written as Thirteen billion, one hundred forty-five million, three hundred six thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.314530672 × 1010
Factors of 13145306720
Divisors of 13145306720
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 37 40 52 56 65 70 74 80 91 104 112 130 140 148 160 169 182 185 208 224 259 260 280 296 338 364 370 416 455 481 518 520 560 592 676 728 740 845 910 962 1036 1040 1120 1183 1184 1295 1352 1456 1480 1690 1820 1877 1924 2072 2080 2366 2405 2590 2704 2912 2960 3367 3380 3640 3754 3848 4144 4732 4810 5180 5408 5915 5920 6253 6734 6760 7280 7508 7696 8288 9385 9464 9620 10360 11830 12506 13139 13468 13520 14560 15016 15392 16835 18770 18928 19240 20720 23660 24401 25012 26278 26936 27040 30032 31265 33670 37540 37856 38480 41440 43771 47320 48802 50024 52556 53872 60064 62530 65695 67340 69449 75080 76960 87542 94640 97604 100048 105112 107744 122005 125060 131390 134680 138898 150160 170807 175084 189280 195208 200096 210224 218855 244010 250120 262780 269360 277796 300320 317213 341614 347245 350168 390416 420448 437710 486143 488020 500240 525560 538720 555592 634426 683228 694490 700336 780832 854035 875420 902837 972286 976040 1000480 1051120 1111184 1268852 1366456 1388980 1400672 1586065 1708070 1750840 1805674 1944572 1952080 2102240 2220491 2222368 2430715 2537704 2732912 2777960 3172130 3416140 3501680 3611348 3889144 3904160 4440982 4514185 4861430 5075408 5465824 5555920 6319859 6344260 6832280 7003360 7222696 7778288 8881964 9028370 9722860 10150816 11102455 11111840 11736881 12639718 12688520 13664560 14445392 15556576 17763928 18056740 19445720 22204910 23473762 25279436 25377040 27329120 28890784 31599295 35527856 36113480 38891440 44409820 46947524 50558872 50754080 58684405 63198590 71055712 72226960 77782880 82158167 88819640 93895048 101117744 117368810 126397180 144453920 164316334 177639280 187790096 202235488 234737620 252794360 328632668 355278560 375580192 410790835 469475240 505588720 657265336 821581670 938950480 1011177440 1314530672 1643163340 1877900960 2629061344 3286326680 6572653360 13145306720
- Sum of all divisors σ(n): 39492266688
- Sum of proper divisors (its aliquot sum) s(n): 26346959968
- 13145306720 is an abundant number, because the sum of its proper divisors (26346959968) is greater than itself. Its abundance is 13201653248
Bases of 13145306720
- Binary: 11000011111000010101110110011000002
- Hexadecimal: 0x30F857660
- Base-36: 61EDJKW
Squares and roots of 13145306720
- 13145306720 squared (131453067202) is 172799088762877158400
- 13145306720 cubed (131453067203) is 2271497022724525596850024448000
-
The
square root of 13145306720 is 114652.9839123257 -
The
cube root of 13145306720 is 2360.0628825531
Scales and comparisons
How big is 13145306720?- 13,145,306,720 seconds is equal to 417 years, 50 weeks, 6 days, 18 hours, 5 minutes, 20 seconds.
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To count from 1 to 13,145,306,720 would take you about eight hundred thirty-five 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 13145306720 cubic inches would be around 196.7 feet tall.
Recreational maths with 13145306720
- 13145306720 backwards is 02760354131
- 13145306720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13145306720's digits is 32
- More coming soon!
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