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213025204 = 2277608043
BaseRepresentation
bin11001011001010…
…00000110110100
3112211211210122101
430230220012310
5414013301304
633045511444
75164453510
oct1454500664
9484753571
10213025204
11aa279a97
125b412584
1335197b22
1420413140
1513a7d8a4
hexcb281b4

213025204 has 12 divisors (see below), whose sum is σ = 426050464. Its totient is φ = 91296504.

The previous prime is 213025201. The next prime is 213025229. The reversal of 213025204 is 402520312.

213025204 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213025201) 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, 3803994 + ... + 3804049.

Almost surely, 2213025204 is an apocalyptic number.

It is an amenable number.

213025204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

213025204 is a wasteful number, since it uses less digits than its factorization.

213025204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7608054 (or 7608052 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 213025204 is about 14595.3829685966. The cubic root of 213025204 is about 597.2328167066.

Adding to 213025204 its reverse (402520312), we get a palindrome (615545516).

The spelling of 213025204 in words is "two hundred thirteen million, twenty-five thousand, two hundred four".

Divisors: 1 2 4 7 14 28 7608043 15216086 30432172 53256301 106512602 213025204