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85082608 = 24131921529
BaseRepresentation
bin1010001001001…
…00000111110000
312221002122101201
411010210013300
5133240120413
612235340544
72052122152
oct504440760
9187078351
1085082608
1144032906
12245b1754
131481c950
14b42aad2
1577099dd
hex51241f0

85082608 has 40 divisors (see below), whose sum is σ = 186880400. Its totient is φ = 37200384.

The previous prime is 85082581. The next prime is 85082609. The reversal of 85082608 is 80628058.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85082609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6813 + ... + 14716.

It is an arithmetic number, because the mean of its divisors is an integer number (4672010).

Almost surely, 285082608 is an apocalyptic number.

It is an amenable number.

85082608 is an abundant number, since it is smaller than the sum of its proper divisors (101797792).

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

85082608 is a wasteful number, since it uses less digits than its factorization.

85082608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21569 (or 21563 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 85082608 is about 9224.0234171429. The cubic root of 85082608 is about 439.8253576884.

The spelling of 85082608 in words is "eighty-five million, eighty-two thousand, six hundred eight".

Divisors: 1 2 4 8 13 16 19 26 38 52 76 104 152 208 247 304 494 988 1976 3952 21529 43058 86116 172232 279877 344464 409051 559754 818102 1119508 1636204 2239016 3272408 4478032 5317663 6544816 10635326 21270652 42541304 85082608