Base | Representation |
---|---|
bin | 1111101000011… |
… | …10111110111011 |
3 | 100010202021011112 |
4 | 13310032332323 |
5 | 232032231441 |
6 | 21002350535 |
7 | 3151421015 |
oct | 764167673 |
9 | 303667145 |
10 | 131133371 |
11 | 68026496 |
12 | 37abb44b |
13 | 21224615 |
14 | 135b71b5 |
15 | b7a44eb |
hex | 7d0efbb |
131133371 has 2 divisors, whose sum is σ = 131133372. Its totient is φ = 131133370.
The previous prime is 131133349. The next prime is 131133391. The reversal of 131133371 is 173331131.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 131133371 - 214 = 131116987 is a prime.
It is not a weakly prime, because it can be changed into another prime (131133391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65566685 + 65566686.
It is an arithmetic number, because the mean of its divisors is an integer number (65566686).
Almost surely, 2131133371 is an apocalyptic number.
131133371 is a deficient number, since it is larger than the sum of its proper divisors (1).
131133371 is an equidigital number, since it uses as much as digits as its factorization.
131133371 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 567, while the sum is 23.
The square root of 131133371 is about 11451.3479992532. The cubic root of 131133371 is about 508.0476051756.
The spelling of 131133371 in words is "one hundred thirty-one million, one hundred thirty-three thousand, three hundred seventy-one".
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