Search a number
-
+
230415053 = 1161334171
BaseRepresentation
bin11011011101111…
…01101011001101
3121001120022000212
431232331223031
5432441240203
634510332205
75465332001
oct1556755315
9531508025
10230415053
11109077270
12651ba065
133897618b
142285c701
15153661d8
hexdbbdacd

230415053 has 8 divisors (see below), whose sum is σ = 251779296. Its totient is φ = 209120400.

The previous prime is 230415047. The next prime is 230415079. The reversal of 230415053 is 350514032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230415053 - 216 = 230349517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230415013) 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 in 7 ways as a sum of consecutive naturals, for example, 10343 + ... + 23828.

It is an arithmetic number, because the mean of its divisors is an integer number (31472412).

Almost surely, 2230415053 is an apocalyptic number.

It is an amenable number.

230415053 is a deficient number, since it is larger than the sum of its proper divisors (21364243).

230415053 is a wasteful number, since it uses less digits than its factorization.

230415053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34795.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 230415053 is about 15179.4286124347. The cubic root of 230415053 is about 613.0608966147.

Adding to 230415053 its reverse (350514032), we get a palindrome (580929085).

The spelling of 230415053 in words is "two hundred thirty million, four hundred fifteen thousand, fifty-three".

Divisors: 1 11 613 6743 34171 375881 20946823 230415053