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230410157 is a prime number
BaseRepresentation
bin11011011101111…
…00011110101101
3121001120001022112
431232330132231
5432441111112
634510253405
75465311505
oct1556743655
9531501275
10230410157
1110907361a
12651b7265
1338973b93
142285aa05
1515364a22
hexdbbc7ad

230410157 has 2 divisors, whose sum is σ = 230410158. Its totient is φ = 230410156.

The previous prime is 230410139. The next prime is 230410177. The reversal of 230410157 is 751014032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192820996 + 37589161 = 13886^2 + 6131^2 .

It is a cyclic number.

It is not a de Polignac number, because 230410157 - 210 = 230409133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230410177) 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, 115205078 + 115205079.

It is an arithmetic number, because the mean of its divisors is an integer number (115205079).

Almost surely, 2230410157 is an apocalyptic number.

It is an amenable number.

230410157 is a deficient number, since it is larger than the sum of its proper divisors (1).

230410157 is an equidigital number, since it uses as much as digits as its factorization.

230410157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 230410157 is about 15179.2673406855. The cubic root of 230410157 is about 613.0565543530.

Adding to 230410157 its reverse (751014032), we get a palindrome (981424189).

The spelling of 230410157 in words is "two hundred thirty million, four hundred ten thousand, one hundred fifty-seven".