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230007958 = 21923263167
BaseRepresentation
bin11011011010110…
…10010010010110
3121000210121121021
431231122102112
5432340223313
634453511354
75462015065
oct1555322226
9530717537
10230007958
11108919424
126504255a
1338862aab
14227941dc
15152d578d
hexdb5a496

230007958 has 16 divisors (see below), whose sum is σ = 378961920. Its totient is φ = 104213736.

The previous prime is 230007929. The next prime is 230007959. The reversal of 230007958 is 859700032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230007959) 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, 130710 + ... + 132457.

It is an arithmetic number, because the mean of its divisors is an integer number (23685120).

Almost surely, 2230007958 is an apocalyptic number.

230007958 is a deficient number, since it is larger than the sum of its proper divisors (148953962).

230007958 is a wasteful number, since it uses less digits than its factorization.

230007958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263211.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 230007958 is about 15166.0132533240. The cubic root of 230007958 is about 612.6996338290.

The spelling of 230007958 in words is "two hundred thirty million, seven thousand, nine hundred fifty-eight".

Divisors: 1 2 19 23 38 46 437 874 263167 526334 5000173 6052841 10000346 12105682 115003979 230007958