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85263030 = 2345105263
BaseRepresentation
bin1010001010100…
…00001010110110
312221102210220000
411011100022312
5133311404110
612243252130
72053503156
oct505201266
9187383800
1085263030
1144146416
122467a046
1314883ac8
14b476766
1577431c0
hex51502b6

85263030 has 40 divisors (see below), whose sum is σ = 229264992. Its totient is φ = 22736592.

The previous prime is 85262999. The next prime is 85263049. The reversal of 85263030 is 3036258.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 85262985 and 85263003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 51822 + ... + 53441.

Almost surely, 285263030 is an apocalyptic number.

85263030 is an abundant number, since it is smaller than the sum of its proper divisors (144001962).

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

85263030 is a wasteful number, since it uses less digits than its factorization.

85263030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105282 (or 105273 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 85263030 is about 9233.7982434099. The cubic root of 85263030 is about 440.1360288781.

Adding to 85263030 its reverse (3036258), we get a palindrome (88299288).

The spelling of 85263030 in words is "eighty-five million, two hundred sixty-three thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 105263 210526 315789 526315 631578 947367 1052630 1578945 1894734 2842101 3157890 4736835 5684202 8526303 9473670 14210505 17052606 28421010 42631515 85263030