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230054353 = 1713532609
BaseRepresentation
bin11011011011001…
…01100111010001
3121000212222020121
431231211213101
5432343214403
634454510241
75462300254
oct1555454721
9530788217
10230054353
11108950271
1265065381
133887ac49
14227a709b
15152e43bd
hexdb659d1

230054353 has 4 divisors (see below), whose sum is σ = 243586980. Its totient is φ = 216521728.

The previous prime is 230054351. The next prime is 230054381. The reversal of 230054353 is 353450032.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 73479184 + 156575169 = 8572^2 + 12513^2 .

It is a cyclic number.

It is not a de Polignac number, because 230054353 - 21 = 230054351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230054351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6766288 + ... + 6766321.

It is an arithmetic number, because the mean of its divisors is an integer number (60896745).

Almost surely, 2230054353 is an apocalyptic number.

It is an amenable number.

230054353 is a deficient number, since it is larger than the sum of its proper divisors (13532627).

230054353 is a wasteful number, since it uses less digits than its factorization.

230054353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13532626.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 230054353 is about 15167.5427475910. The cubic root of 230054353 is about 612.7408270246.

The spelling of 230054353 in words is "two hundred thirty million, fifty-four thousand, three hundred fifty-three".

Divisors: 1 17 13532609 230054353