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230204134 = 2161371359
BaseRepresentation
bin11011011100010…
…10001011100110
3121001011120201001
431232022023212
5432413013014
634502023514
75463463036
oct1556121346
9531146631
10230204134
11108a42856
1265117b9a
1338901184
14228058c6
1515323974
hexdb8a2e6

230204134 has 8 divisors (see below), whose sum is σ = 345525120. Its totient is φ = 115029096.

The previous prime is 230204131. The next prime is 230204141. The reversal of 230204134 is 431402032.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230204131) 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, 32454 + ... + 38905.

It is an arithmetic number, because the mean of its divisors is an integer number (43190640).

Almost surely, 2230204134 is an apocalyptic number.

230204134 is a deficient number, since it is larger than the sum of its proper divisors (115320986).

230204134 is a wasteful number, since it uses less digits than its factorization.

230204134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72974.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 230204134 is about 15172.4794941367. The cubic root of 230204134 is about 612.8737767995.

Adding to 230204134 its reverse (431402032), we get a palindrome (661606166).

The spelling of 230204134 in words is "two hundred thirty million, two hundred four thousand, one hundred thirty-four".

Divisors: 1 2 1613 3226 71359 142718 115102067 230204134