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85048263 = 3217555871
BaseRepresentation
bin1010001000110…
…11101111000111
312221000220021200
411010123233013
5133233021023
612234513543
72051620056
oct504335707
9187026250
1085048263
114400a023
12245958b3
131480a121
14b41c39d
1576ee743
hex511bbc7

85048263 has 12 divisors (see below), whose sum is σ = 130074048. Its totient is φ = 53363520.

The previous prime is 85048261. The next prime is 85048267. The reversal of 85048263 is 36284058.

It is not a de Polignac number, because 85048263 - 21 = 85048261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85048261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277783 + ... + 278088.

It is an arithmetic number, because the mean of its divisors is an integer number (10839504).

Almost surely, 285048263 is an apocalyptic number.

85048263 is a deficient number, since it is larger than the sum of its proper divisors (45025785).

85048263 is a wasteful number, since it uses less digits than its factorization.

85048263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555894 (or 555891 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 85048263 is about 9222.1615145258. The cubic root of 85048263 is about 439.7661688001.

The spelling of 85048263 in words is "eighty-five million, forty-eight thousand, two hundred sixty-three".

Divisors: 1 3 9 17 51 153 555871 1667613 5002839 9449807 28349421 85048263