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830153 is a prime number
BaseRepresentation
bin11001010101011001001
31120011202102
43022223021
5203031103
625443145
710025162
oct3125311
91504672
10830153
11517785
123404b5
13230b1c
14178769
15115e88
hexcaac9

830153 has 2 divisors, whose sum is σ = 830154. Its totient is φ = 830152.

The previous prime is 830143. The next prime is 830173. The reversal of 830153 is 351038.

830153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (830173) can be obtained adding 830153 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 753424 + 76729 = 868^2 + 277^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-830153 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (830143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415076 + 415077.

It is an arithmetic number, because the mean of its divisors is an integer number (415077).

2830153 is an apocalyptic number.

It is an amenable number.

830153 is a deficient number, since it is larger than the sum of its proper divisors (1).

830153 is an equidigital number, since it uses as much as digits as its factorization.

830153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 830153 is about 911.1273237040. The cubic root of 830153 is about 93.9837379443.

The spelling of 830153 in words is "eight hundred thirty thousand, one hundred fifty-three".