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53202305212 = 2271900082329
BaseRepresentation
bin110001100011000110…
…101100000010111100
312002022202112010112121
4301203012230002330
51332424242231322
640235114012324
73562255063360
oct614306540274
9162282463477
1053202305212
1120621350391
12a3894170a4
13502b337894
142809b592a0
1515b5a9aec7
hexc631ac0bc

53202305212 has 12 divisors (see below), whose sum is σ = 106404610480. Its totient is φ = 22800987936.

The previous prime is 53202305209. The next prime is 53202305249. The reversal of 53202305212 is 21250320235.

53202305212 is an admirable number.

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, 950041137 + ... + 950041192.

Almost surely, 253202305212 is an apocalyptic number.

It is an amenable number.

53202305212 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.

53202305212 is a wasteful number, since it uses less digits than its factorization.

53202305212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900082340 (or 1900082338 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 53202305212 its reverse (21250320235), we get a palindrome (74452625447).

The spelling of 53202305212 in words is "fifty-three billion, two hundred two million, three hundred five thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 1900082329 3800164658 7600329316 13300576303 26601152606 53202305212