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855104260 = 225194921937
BaseRepresentation
bin110010111101111…
…101101100000100
32012121000210112011
4302331331230010
53222401314020
6220503504004
730122160223
oct6275755404
92177023464
10855104260
113a975853a
121ba458004
1310820766a
14817d0cba
155010e35a
hex32f7db04

855104260 has 24 divisors (see below), whose sum is σ = 1796722200. Its totient is φ = 341850624.

The previous prime is 855104251. The next prime is 855104311. The reversal of 855104260 is 62401558.

It can be written as a sum of positive squares in 4 ways, for example, as 74684164 + 780420096 = 8642^2 + 27936^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28012 + ... + 49948.

It is an arithmetic number, because the mean of its divisors is an integer number (74863425).

Almost surely, 2855104260 is an apocalyptic number.

It is an amenable number.

855104260 is an abundant number, since it is smaller than the sum of its proper divisors (941617940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

855104260 is a wasteful number, since it uses less digits than its factorization.

855104260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23895 (or 23893 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 855104260 is about 29242.1657884638. The cubic root of 855104260 is about 949.1605733613.

The spelling of 855104260 in words is "eight hundred fifty-five million, one hundred four thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1949 3898 7796 9745 19490 21937 38980 43874 87748 109685 219370 438740 42755213 85510426 171020852 213776065 427552130 855104260