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230330434 = 23130712101
BaseRepresentation
bin11011011101010…
…01000001000010
3121001101222221211
431232221001002
5432431033214
634504440334
75464530205
oct1556510102
9531358854
10230330434
11109019734
12651790aa
13389467c9
142283993c
151534b0c4
hexdba9042

230330434 has 16 divisors (see below), whose sum is σ = 357831936. Its totient is φ = 111078000.

The previous prime is 230330431. The next prime is 230330473. The reversal of 230330434 is 434033032.

It is not an unprimeable number, because it can be changed into a prime (230330431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12984 + ... + 25084.

It is an arithmetic number, because the mean of its divisors is an integer number (22364496).

Almost surely, 2230330434 is an apocalyptic number.

230330434 is a deficient number, since it is larger than the sum of its proper divisors (127501502).

230330434 is a wasteful number, since it uses less digits than its factorization.

230330434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12441.

The product of its (nonzero) digits is 2592, while the sum is 22.

The square root of 230330434 is about 15176.6410644780. The cubic root of 230330434 is about 612.9858393776.

Adding to 230330434 its reverse (434033032), we get a palindrome (664363466).

The spelling of 230330434 in words is "two hundred thirty million, three hundred thirty thousand, four hundred thirty-four".

Divisors: 1 2 31 62 307 614 9517 12101 19034 24202 375131 750262 3715007 7430014 115165217 230330434