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146609 is a prime number
BaseRepresentation
bin100011110010110001
321110002222
4203302301
514142414
63050425
71150301
oct436261
9243088
10146609
11a0171
1270a15
1351968
143b601
152d68e
hex23cb1

146609 has 2 divisors, whose sum is σ = 146610. Its totient is φ = 146608.

The previous prime is 146603. The next prime is 146617. The reversal of 146609 is 906641.

146609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144400 + 2209 = 380^2 + 47^2 .

It is an emirp because it is prime and its reverse (906641) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-146609 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73304 + 73305.

It is an arithmetic number, because the mean of its divisors is an integer number (73305).

2146609 is an apocalyptic number.

It is an amenable number.

146609 is a deficient number, since it is larger than the sum of its proper divisors (1).

146609 is an equidigital number, since it uses as much as digits as its factorization.

146609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 146609 is about 382.8955471144. The cubic root of 146609 is about 52.7294867193.

The spelling of 146609 in words is "one hundred forty-six thousand, six hundred nine".