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230988134 = 21371157797
BaseRepresentation
bin11011100010010…
…01100101100110
3121002122102011002
431301021211212
5433113110014
634530513302
75503236536
oct1561114546
9532572132
10230988134
11109428893
1265435832
1338b16c90
142296b4c6
151542adde
hexdc49966

230988134 has 32 divisors (see below), whose sum is σ = 381278016. Its totient is φ = 104307840.

The previous prime is 230988119. The next prime is 230988167. The reversal of 230988134 is 431889032.

230988134 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289424 + ... + 290220.

It is an arithmetic number, because the mean of its divisors is an integer number (11914938).

Almost surely, 2230988134 is an apocalyptic number.

230988134 is a deficient number, since it is larger than the sum of its proper divisors (150289882).

230988134 is a wasteful number, since it uses less digits than its factorization.

230988134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 230988134 is about 15198.2937858169. The cubic root of 230988134 is about 613.5687376805.

The spelling of 230988134 in words is "two hundred thirty million, nine hundred eighty-eight thousand, one hundred thirty-four".

Divisors: 1 2 13 26 71 142 157 314 797 923 1594 1846 2041 4082 10361 11147 20722 22294 56587 113174 125129 144911 250258 289822 735631 1471262 1626677 3253354 8884159 17768318 115494067 230988134