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85035057 = 3139203921
BaseRepresentation
bin1010001000110…
…00100000110001
312221000020011120
411010120200301
5133232110212
612234332453
72051533422
oct504304061
9187006146
1085035057
1144000108
122458a129
1314804103
14b417649
1576ea88c
hex5118831

85035057 has 8 divisors (see below), whose sum is σ = 114196320. Its totient is φ = 56281920.

The previous prime is 85035053. The next prime is 85035059. The reversal of 85035057 is 75053058.

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

It is not a de Polignac number, because 85035057 - 22 = 85035053 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (85035053) 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, 101544 + ... + 102377.

It is an arithmetic number, because the mean of its divisors is an integer number (14274540).

Almost surely, 285035057 is an apocalyptic number.

It is an amenable number.

85035057 is a deficient number, since it is larger than the sum of its proper divisors (29161263).

85035057 is a wasteful number, since it uses less digits than its factorization.

85035057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204063.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 85035057 is about 9221.4454940644. The cubic root of 85035057 is about 439.7434058322.

The spelling of 85035057 in words is "eighty-five million, thirty-five thousand, fifty-seven".

Divisors: 1 3 139 417 203921 611763 28345019 85035057