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85753208 = 2310719151
BaseRepresentation
bin1010001110001…
…11110101111000
312222100201021202
411013013311320
5133423100313
612301553332
72060614232
oct507076570
9188321252
1085753208
1144450722
1224875848
13149c5c58
14b563252
1577dd558
hex51c7d78

85753208 has 8 divisors (see below), whose sum is σ = 160787280. Its totient is φ = 42876600.

The previous prime is 85753201. The next prime is 85753211. The reversal of 85753208 is 80235758.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×857532082 = 14707225364582528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85753201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5359568 + ... + 5359583.

It is an arithmetic number, because the mean of its divisors is an integer number (20098410).

Almost surely, 285753208 is an apocalyptic number.

It is an amenable number.

85753208 is a deficient number, since it is larger than the sum of its proper divisors (75034072).

85753208 is a wasteful number, since it uses less digits than its factorization.

85753208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10719157 (or 10719153 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 85753208 is about 9260.3028028245. The cubic root of 85753208 is about 440.9778664786.

The spelling of 85753208 in words is "eighty-five million, seven hundred fifty-three thousand, two hundred eight".

Divisors: 1 2 4 8 10719151 21438302 42876604 85753208