138807812500
138,807,812,500 is an even composite number composed of four prime numbers multiplied together.
138807812500 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred seventy divisors.
Prime factorization of 138807812500:
22 × 58 × 74 × 37
(2 × 2 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 7 × 7 × 7 × 7 × 37)See below for interesting mathematical facts about the number 138807812500 from the Numbermatics database.
Names of 138807812500
- Cardinal: 138807812500 can be written as One hundred thirty-eight billion, eight hundred seven million, eight hundred twelve thousand, five hundred.
Scientific notation
- Scientific notation: 1.388078125 × 1011
Factors of 138807812500
Divisors of 138807812500
- Number of divisors d(n): 270
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Complete list of divisors:
1 2 4 5 7 10 14 20 25 28 35 37 49 50 70 74 98 100 125 140 148 175 185 196 245 250 259 343 350 370 490 500 518 625 686 700 740 875 925 980 1036 1225 1250 1295 1372 1715 1750 1813 1850 2401 2450 2500 2590 3125 3430 3500 3626 3700 4375 4625 4802 4900 5180 6125 6250 6475 6860 7252 8575 8750 9065 9250 9604 12005 12250 12500 12691 12950 15625 17150 17500 18130 18500 21875 23125 24010 24500 25382 25900 30625 31250 32375 34300 36260 42875 43750 45325 46250 48020 50764 60025 61250 62500 63455 64750 78125 85750 87500 88837 90650 92500 109375 115625 120050 122500 126910 129500 153125 156250 161875 171500 177674 181300 214375 218750 226625 231250 240100 253820 300125 306250 312500 317275 323750 355348 390625 428750 437500 444185 453250 462500 546875 578125 600250 612500 634550 647500 765625 781250 809375 857500 888370 906500 1071875 1093750 1133125 1156250 1200500 1269100 1500625 1531250 1562500 1586375 1618750 1776740 2143750 2187500 2220925 2266250 2312500 2734375 2890625 3001250 3062500 3172750 3237500 3828125 4046875 4287500 4441850 4532500 5359375 5468750 5665625 5781250 6002500 6345500 7503125 7656250 7931875 8093750 8883700 10718750 10937500 11104625 11331250 11562500 14453125 15006250 15312500 15863750 16187500 19140625 20234375 21437500 22209250 22662500 26796875 28328125 28906250 30012500 31727500 37515625 38281250 39659375 40468750 44418500 53593750 55523125 56656250 57812500 75031250 76562500 79318750 80937500 101171875 107187500 111046250 113312500 133984375 141640625 150062500 158637500 187578125 198296875 202343750 222092500 267968750 277615625 283281250 375156250 396593750 404687500 535937500 555231250 566562500 708203125 750312500 793187500 937890625 991484375 1110462500 1388078125 1416406250 1875781250 1982968750 2776156250 2832812500 3751562500 3965937500 4957421875 5552312500 6940390625 9914843750 13880781250 19829687500 27761562500 34701953125 69403906250 138807812500
- Sum of all divisors σ(n): 363801571546
- Sum of proper divisors (its aliquot sum) s(n): 224993759046
- 138807812500 is an abundant number, because the sum of its proper divisors (224993759046) is greater than itself. Its abundance is 86185946546
Bases of 138807812500
- Binary: 100000010100011001011100100001100101002
- Hexadecimal: 0x2051972194
- Base-36: 1RRML5LG
Squares and roots of 138807812500
- 138807812500 squared (1388078125002) is 19267608811035156250000
- 138807812500 cubed (1388078125003) is 2674494631165515899658203125000000
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The
square root of 138807812500 is 372569.2049807659 -
The
cube root of 138807812500 is 5177.7129543485
Scales and comparisons
How big is 138807812500?- 138,807,812,500 seconds is equal to 4,413 years, 34 weeks, 1 day, 21 hours, 41 minutes, 40 seconds.
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To count from 1 to 138,807,812,500 would take you about eight thousand, eight hundred twenty-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 138807812500 cubic inches would be around 431.5 feet tall.
Recreational maths with 138807812500
- 138807812500 backwards is 005218708831
- The number of decimal digits it has is: 12
- The sum of 138807812500's digits is 43
- More coming soon!
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