Base | Representation |
---|---|
bin | 10000011111100… |
… | …00111001011000 |
3 | 100122022220202022 |
4 | 20033300321120 |
5 | 240404201133 |
6 | 21421154012 |
7 | 3266646155 |
oct | 1017607130 |
9 | 318286668 |
10 | 138350168 |
11 | 71105590 |
12 | 3a3bb908 |
13 | 22880408 |
14 | 1453522c |
15 | c22c998 |
hex | 83f0e58 |
138350168 has 32 divisors (see below), whose sum is σ = 284368320. Its totient is φ = 62580000.
The previous prime is 138350167. The next prime is 138350183. The reversal of 138350168 is 861053831.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (138350167) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14843 + ... + 22293.
It is an arithmetic number, because the mean of its divisors is an integer number (8886510).
Almost surely, 2138350168 is an apocalyptic number.
It is an amenable number.
138350168 is an abundant number, since it is smaller than the sum of its proper divisors (146018152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138350168 is a wasteful number, since it uses less digits than its factorization.
138350168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7679 (or 7675 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 35.
The square root of 138350168 is about 11762.2348216655. The cubic root of 138350168 is about 517.2016443219.
The spelling of 138350168 in words is "one hundred thirty-eight million, three hundred fifty thousand, one hundred sixty-eight".
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