138406989315
138,406,989,315 is an odd composite number composed of seven prime numbers multiplied together.
138406989315 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138406989315:
3 × 5 × 72 × 19 × 73 × 137 × 991
(3 × 5 × 7 × 7 × 19 × 73 × 137 × 991)See below for interesting mathematical facts about the number 138406989315 from the Numbermatics database.
Names of 138406989315
- Cardinal: 138406989315 can be written as One hundred thirty-eight billion, four hundred six million, nine hundred eighty-nine thousand, three hundred fifteen.
Scientific notation
- Scientific notation: 1.38406989315 × 1011
Factors of 138406989315
Divisors of 138406989315
- Number of divisors d(n): 192
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Complete list of divisors:
1 3 5 7 15 19 21 35 49 57 73 95 105 133 137 147 219 245 285 365 399 411 511 665 685 735 931 959 991 1095 1387 1533 1995 2055 2555 2603 2793 2877 2973 3577 4161 4655 4795 4955 6713 6935 6937 7665 7809 9709 10001 10731 13015 13965 14385 14865 17885 18221 18829 20139 20805 20811 29127 30003 33565 34685 39045 48545 48559 50005 53655 54663 56487 67963 70007 72343 91105 94145 100695 104055 127547 131803 135767 145635 145677 150015 190019 203889 210021 217029 242795 273315 282435 339815 350035 361715 382641 395409 407301 490049 506401 570057 637735 659015 678835 728385 922621 950095 950369 1019445 1050105 1085145 1330133 1374517 1470147 1519203 1913205 1977045 2036505 2450245 2532005 2579573 2767863 2850285 2851107 3544807 3990399 4123551 4613105 4751845 6650665 6652583 6872585 7350735 7596015 7738719 9310931 9621619 9910991 10634421 12897865 13839315 14255535 17724035 18057011 19951995 19957749 20617755 27932793 28864857 29732973 33262915 38693595 46554655 48108095 49554955 53172105 54171033 67351333 69376937 90285055 99788745 126399077 139663965 144324285 148664865 188308829 202053999 208130811 270855165 336756665 346884685 379197231 485638559 564926487 631995385 941544145 1010269995 1040654055 1318161803 1456915677 1895986155 2428192795 2824632435 3954485409 6590809015 7284578385 9227132621 19772427045 27681397863 46135663105 138406989315
- Sum of all divisors σ(n): 277165117440
- Sum of proper divisors (its aliquot sum) s(n): 138758128125
- 138406989315 is an abundant number, because the sum of its proper divisors (138758128125) is greater than itself. Its abundance is 351138810
Bases of 138406989315
- Binary: 100000001110011011001100001110000000112
- Hexadecimal: 0x2039B30E03
- Base-36: 1RKZY4G3
Squares and roots of 138406989315
- 138406989315 squared (1384069893152) is 19156494691242524169225
- 138406989315 cubed (1384069893153) is 2651392756043658266763553826830875
-
The
square root of 138406989315 is 372030.8983337271 -
The
cube root of 138406989315 is 5172.7244065847
Scales and comparisons
How big is 138406989315?- 138,406,989,315 seconds is equal to 4,400 years, 47 weeks, 3 days, 17 hours, 55 minutes, 15 seconds.
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To count from 1 to 138,406,989,315 would take you about eight thousand, eight hundred one 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 138406989315 cubic inches would be around 431.1 feet tall.
Recreational maths with 138406989315
- 138406989315 backwards is 513989604831
- 138406989315 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138406989315's digits is 57
- More coming soon!
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