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50166085 = 5292771249
BaseRepresentation
bin1011111101011…
…1100101000101
310111101200221011
42333113211011
5100320303320
64551122221
71146255544
oct277274505
9114350834
1050166085
1126354582
1214973371
13a515b98
14693c15b
15460e05a
hex2fd7945

50166085 has 16 divisors (see below), whose sum is σ = 62550000. Its totient is φ = 38578176.

The previous prime is 50165981. The next prime is 50166089. The reversal of 50166085 is 58066105.

It can be written as a sum of positive squares in 8 ways, for example, as 3912484 + 46253601 = 1978^2 + 6801^2 .

It is a cyclic number.

It is not a de Polignac number, because 50166085 - 29 = 50165573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50166089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39541 + ... + 40789.

It is an arithmetic number, because the mean of its divisors is an integer number (3909375).

Almost surely, 250166085 is an apocalyptic number.

It is an amenable number.

50166085 is a deficient number, since it is larger than the sum of its proper divisors (12383915).

50166085 is a wasteful number, since it uses less digits than its factorization.

50166085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 50166085 is about 7082.8020585076. The cubic root of 50166085 is about 368.8106072937.

The spelling of 50166085 in words is "fifty million, one hundred sixty-six thousand, eighty-five".

Divisors: 1 5 29 145 277 1249 1385 6245 8033 36221 40165 181105 345973 1729865 10033217 50166085