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230153087 is a prime number
BaseRepresentation
bin11011011011111…
…01101101111111
3121001001222200102
431231331231333
5432404344322
634500551315
75463161153
oct1555755577
9531058612
10230153087
11108a0846a
12650b253b
13388b3b78
14227d1063
1515313792
hexdb7db7f

230153087 has 2 divisors, whose sum is σ = 230153088. Its totient is φ = 230153086.

The previous prime is 230153081. The next prime is 230153113. The reversal of 230153087 is 780351032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230153087 - 210 = 230152063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230153081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115076543 + 115076544.

It is an arithmetic number, because the mean of its divisors is an integer number (115076544).

Almost surely, 2230153087 is an apocalyptic number.

230153087 is a deficient number, since it is larger than the sum of its proper divisors (1).

230153087 is an equidigital number, since it uses as much as digits as its factorization.

230153087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 230153087 is about 15170.7971774723. The cubic root of 230153087 is about 612.8284725444.

The spelling of 230153087 in words is "two hundred thirty million, one hundred fifty-three thousand, eighty-seven".