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85055006 = 275756179
BaseRepresentation
bin1010001000111…
…01011000011110
312221001020112102
411010131120132
5133233230011
612235005102
72051645531
oct504353036
9187036472
1085055006
11440140a3
1224599792
131481020a
14b420a18
15770173b
hex511d61e

85055006 has 8 divisors (see below), whose sum is σ = 127753320. Its totient is φ = 42470568.

The previous prime is 85054969. The next prime is 85055017. The reversal of 85055006 is 60055058.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 85055006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26576 + ... + 29603.

It is an arithmetic number, because the mean of its divisors is an integer number (15969165).

Almost surely, 285055006 is an apocalyptic number.

85055006 is a deficient number, since it is larger than the sum of its proper divisors (42698314).

85055006 is a wasteful number, since it uses less digits than its factorization.

85055006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56938.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 85055006 is about 9222.5270940236. The cubic root of 85055006 is about 439.7777906911. Note that the first 4 decimals are identical.

The spelling of 85055006 in words is "eighty-five million, fifty-five thousand, six".

Divisors: 1 2 757 1514 56179 112358 42527503 85055006