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143204204 = 221113298997
BaseRepresentation
bin10001000100100…
…01111101101100
3100222110112020102
420202101331230
5243130013304
622113210232
73356133653
oct1042217554
9328415212
10143204204
1173920490
123bb60978
132388c920
141503a19a
15c88ad1e
hex8891f6c

143204204 has 96 divisors (see below), whose sum is σ = 311169600. Its totient is φ = 56770560.

The previous prime is 143204183. The next prime is 143204207. The reversal of 143204204 is 402402341.

143204204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (143204207) 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 31 ways as a sum of consecutive naturals, for example, 1476284 + ... + 1476380.

It is an arithmetic number, because the mean of its divisors is an integer number (3241350).

Almost surely, 2143204204 is an apocalyptic number.

It is an amenable number.

143204204 is an abundant number, since it is smaller than the sum of its proper divisors (167965396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143204204 is a wasteful number, since it uses less digits than its factorization.

143204204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 143204204 is about 11966.7958953097. The cubic root of 143204204 is about 523.1809504905.

Adding to 143204204 its reverse (402402341), we get a palindrome (545606545).

The spelling of 143204204 in words is "one hundred forty-three million, two hundred four thousand, two hundred four".

Divisors: 1 2 4 11 13 22 26 29 44 52 58 89 97 116 143 178 194 286 319 356 377 388 572 638 754 979 1067 1157 1261 1276 1508 1958 2134 2314 2522 2581 2813 3916 4147 4268 4628 5044 5162 5626 8294 8633 10324 11252 12727 13871 16588 17266 25454 27742 28391 30943 33553 34532 36569 50908 55484 56782 61886 67106 73138 94963 112229 113564 123772 134212 146276 189926 224458 250357 369083 379852 402259 448916 500714 738166 804518 1001428 1234519 1476332 1609036 2469038 2753927 3254641 4938076 5507854 6509282 11015708 13018564 35801051 71602102 143204204