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528075850049 = 111779283126311
BaseRepresentation
bin1111010111100111100…
…01100000000101000001
31212111001111212200002122
413223303301200011001
532122444404200144
61042332242054025
753103132443516
oct7536361400501
91774044780078
10528075850049
11193a57061160
128641764a315
133aa499a4cb7
141b7b7cb930d
15db0a87d7ee
hex7af3c60141

528075850049 has 32 divisors (see below), whose sum is σ = 619878666240. Its totient is φ = 444530361600.

The previous prime is 528075850039. The next prime is 528075850079. The reversal of 528075850049 is 940058570825.

It is not a de Polignac number, because 528075850049 - 216 = 528075784513 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (528075850019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4117604 + ... + 4243914.

It is an arithmetic number, because the mean of its divisors is an integer number (19371208320).

Almost surely, 2528075850049 is an apocalyptic number.

It is an amenable number.

528075850049 is a deficient number, since it is larger than the sum of its proper divisors (91802816191).

528075850049 is a wasteful number, since it uses less digits than its factorization.

528075850049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126701.

The product of its (nonzero) digits is 4032000, while the sum is 53.

The spelling of 528075850049 in words is "five hundred twenty-eight billion, seventy-five million, eight hundred fifty thousand, forty-nine".

Divisors: 1 11 17 79 187 283 869 1343 3113 4811 14773 22357 52921 126311 245927 380069 1389421 2147287 4180759 9978569 23620157 35746013 109764259 169635673 393206143 607682221 1865992403 2823935027 6684504431 31063285297 48006895459 528075850049