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150869 is a prime number
BaseRepresentation
bin100100110101010101
321122221202
4210311111
514311434
63122245
71165565
oct446525
9248852
10150869
11a3394
1273385
1353894
143cda5
152ea7e
hex24d55

150869 has 2 divisors, whose sum is σ = 150870. Its totient is φ = 150868.

The previous prime is 150847. The next prime is 150881. The reversal of 150869 is 968051.

150869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97969 + 52900 = 313^2 + 230^2 .

It is a cyclic number.

It is not a de Polignac number, because 150869 - 216 = 85333 is a prime.

It is a super-2 number, since 2×1508692 = 45522910322, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150889) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75434 + 75435.

It is an arithmetic number, because the mean of its divisors is an integer number (75435).

2150869 is an apocalyptic number.

It is an amenable number.

150869 is a deficient number, since it is larger than the sum of its proper divisors (1).

150869 is an equidigital number, since it uses as much as digits as its factorization.

150869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 150869 is about 388.4185886386. The cubic root of 150869 is about 53.2353365401.

The spelling of 150869 in words is "one hundred fifty thousand, eight hundred sixty-nine".