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85048211 = 821103591
BaseRepresentation
bin1010001000110…
…11101110010011
312221000220012202
411010123232103
5133233020321
612234513415
72051616653
oct504335623
9187026182
1085048211
1144009a86
122459586b
131480a0b1
14b41c363
1576ee70b
hex511bb93

85048211 has 4 divisors (see below), whose sum is σ = 85152624. Its totient is φ = 84943800.

The previous prime is 85048169. The next prime is 85048241. The reversal of 85048211 is 11284058.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85048211 - 26 = 85048147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85048241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50975 + ... + 52616.

It is an arithmetic number, because the mean of its divisors is an integer number (21288156).

Almost surely, 285048211 is an apocalyptic number.

85048211 is a deficient number, since it is larger than the sum of its proper divisors (104413).

85048211 is a wasteful number, since it uses less digits than its factorization.

85048211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104412.

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 85048211 is about 9222.1586952297. The cubic root of 85048211 is about 439.7660791732.

The spelling of 85048211 in words is "eighty-five million, forty-eight thousand, two hundred eleven".

Divisors: 1 821 103591 85048211