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230073523 is a prime number
BaseRepresentation
bin11011011011010…
…10010010110011
3121000220221112121
431231222102303
5432344323043
634455135111
75462410201
oct1555522263
9530827477
10230073523
11108963709
1265074497
13388868a4
14227b0071
15152e9ded
hexdb6a4b3

230073523 has 2 divisors, whose sum is σ = 230073524. Its totient is φ = 230073522.

The previous prime is 230073499. The next prime is 230073539. The reversal of 230073523 is 325370032.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 230073523 - 217 = 229942451 is a prime.

It is not a weakly prime, because it can be changed into another prime (230073023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115036761 + 115036762.

It is an arithmetic number, because the mean of its divisors is an integer number (115036762).

Almost surely, 2230073523 is an apocalyptic number.

230073523 is a deficient number, since it is larger than the sum of its proper divisors (1).

230073523 is an equidigital number, since it uses as much as digits as its factorization.

230073523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 25.

The square root of 230073523 is about 15168.1746759457. The cubic root of 230073523 is about 612.7578460685.

The spelling of 230073523 in words is "two hundred thirty million, seventy-three thousand, five hundred twenty-three".