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213632060 = 22510681603
BaseRepresentation
bin11001011101111…
…00010000111100
3112212222122002112
430232330100330
5414142211220
633110513152
75202561665
oct1456742074
9485878075
10213632060
11aa653a24
125b6657b8
133534b105
142053036c
1513b4d5c5
hexcbbc43c

213632060 has 12 divisors (see below), whose sum is σ = 448627368. Its totient is φ = 85452816.

The previous prime is 213632057. The next prime is 213632093. The reversal of 213632060 is 60236312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5340782 + ... + 5340821.

It is an arithmetic number, because the mean of its divisors is an integer number (37385614).

Almost surely, 2213632060 is an apocalyptic number.

213632060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213632060 is an abundant number, since it is smaller than the sum of its proper divisors (234995308).

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

213632060 is a wasteful number, since it uses less digits than its factorization.

213632060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10681612 (or 10681610 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 213632060 is about 14616.1574977831. The cubic root of 213632060 is about 597.7994017760.

Adding to 213632060 its reverse (60236312), we get a palindrome (273868372).

The spelling of 213632060 in words is "two hundred thirteen million, six hundred thirty-two thousand, sixty".

Divisors: 1 2 4 5 10 20 10681603 21363206 42726412 53408015 106816030 213632060