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52514938290 = 2356659262877
BaseRepresentation
bin110000111010001000…
…100101110110110010
312000112212010021101110
4300322020211312302
51330022311011130
640043001214150
73536240416233
oct607210456662
9160485107343
1052514938290
11202a934a451
12a217191356
134c4bacc6a9
14278274d08a
151575571ab0
hexc3a225db2

52514938290 has 32 divisors (see below), whose sum is σ = 126055258560. Its totient is φ = 14001827264.

The previous prime is 52514938253. The next prime is 52514938297. The reversal of 52514938290 is 9283941525.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52514938297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68332 + ... + 331208.

It is an arithmetic number, because the mean of its divisors is an integer number (3939226830).

Almost surely, 252514938290 is an apocalyptic number.

52514938290 is an abundant number, since it is smaller than the sum of its proper divisors (73540320270).

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

52514938290 is a wasteful number, since it uses less digits than its factorization.

52514938290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269546.

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 52514938290 in words is "fifty-two billion, five hundred fourteen million, nine hundred thirty-eight thousand, two hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 6659 13318 19977 33295 39954 66590 99885 199770 262877 525754 788631 1314385 1577262 2628770 3943155 7886310 1750497943 3500995886 5251493829 8752489715 10502987658 17504979430 26257469145 52514938290