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20600252 = 225397171
BaseRepresentation
bin100111010010…
…1010110111100
31102202121020022
41032211112330
520233202002
62013311312
7340046021
oct116452674
942677208
1020600252
11106a0302
126a95538
1343636ca
142a43548
151c1dba2
hex13a55bc

20600252 has 12 divisors (see below), whose sum is σ = 36731016. Its totient is φ = 10105680.

The previous prime is 20600233. The next prime is 20600267. The reversal of 20600252 is 25200602.

It is a self number, because there is not a number n which added to its sum of digits gives 20600252.

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, 48374 + ... + 48797.

It is an arithmetic number, because the mean of its divisors is an integer number (3060918).

Almost surely, 220600252 is an apocalyptic number.

It is an amenable number.

20600252 is a deficient number, since it is larger than the sum of its proper divisors (16130764).

20600252 is a wasteful number, since it uses less digits than its factorization.

20600252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97228 (or 97226 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 20600252 is about 4538.7500481961. The cubic root of 20600252 is about 274.1305964543.

Adding to 20600252 its reverse (25200602), we get a palindrome (45800854).

The spelling of 20600252 in words is "twenty million, six hundred thousand, two hundred fifty-two".

Divisors: 1 2 4 53 106 212 97171 194342 388684 5150063 10300126 20600252