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230306054 = 211179233251
BaseRepresentation
bin11011011101000…
…11000100000110
3121001100202111212
431232203010012
5432424243204
634504131422
75464366136
oct1556430406
9531322455
10230306054
11109002390
1265166b72
1338938694
1422830ac6
1515343c6e
hexdba3106

230306054 has 32 divisors (see below), whose sum is σ = 382112640. Its totient is φ = 103240000.

The previous prime is 230306017. The next prime is 230306057. The reversal of 230306054 is 450603032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230306057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 917429 + ... + 917679.

It is an arithmetic number, because the mean of its divisors is an integer number (11941020).

Almost surely, 2230306054 is an apocalyptic number.

230306054 is a deficient number, since it is larger than the sum of its proper divisors (151806586).

230306054 is a wasteful number, since it uses less digits than its factorization.

230306054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 230306054 is about 15175.8378351905. The cubic root of 230306054 is about 612.9642108534.

Adding to 230306054 its reverse (450603032), we get a palindrome (680909086).

The spelling of 230306054 in words is "two hundred thirty million, three hundred six thousand, fifty-four".

Divisors: 1 2 11 22 179 233 251 358 466 502 1969 2563 2761 3938 5126 5522 41707 44929 58483 83414 89858 116966 458777 494219 643313 917554 988438 1286626 10468457 20936914 115153027 230306054