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901085 = 51710601
BaseRepresentation
bin11011011111111011101
31200210001112
43123333131
5212313320
631151405
710442033
oct3337735
91623045
10901085
11565aa9
12375565
132571b3
14196553
1512bec5
hexdbfdd

901085 has 8 divisors (see below), whose sum is σ = 1145016. Its totient is φ = 678400.

The previous prime is 901079. The next prime is 901093. The reversal of 901085 is 580109.

901085 = 1462 + 1472 + ... + 1792.

It can be written as a sum of positive squares in 4 ways, for example, as 344569 + 556516 = 587^2 + 746^2 .

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

It is not a de Polignac number, because 901085 - 210 = 900061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 901085.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 901085.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5216 + ... + 5385.

It is an arithmetic number, because the mean of its divisors is an integer number (143127).

2901085 is an apocalyptic number.

It is an amenable number.

901085 is a deficient number, since it is larger than the sum of its proper divisors (243931).

901085 is a wasteful number, since it uses less digits than its factorization.

901085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10623.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 901085 is about 949.2549710167. The cubic root of 901085 is about 96.5877212495.

The spelling of 901085 in words is "nine hundred one thousand, eighty-five".

Divisors: 1 5 17 85 10601 53005 180217 901085