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880825 = 52113203
BaseRepresentation
bin11010111000010111001
31122202021011
43113002321
5211141300
630513521
710326001
oct3270271
91582234
10880825
11551860
123658a1
1324abca
1418d001
15125eba
hexd70b9

880825 has 12 divisors (see below), whose sum is σ = 1191888. Its totient is φ = 640400.

The previous prime is 880823. The next prime is 880853. The reversal of 880825 is 528088.

It is not a de Polignac number, because 880825 - 21 = 880823 is a prime.

It is a Duffinian number.

880825 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (880823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1327 + ... + 1876.

It is an arithmetic number, because the mean of its divisors is an integer number (99324).

2880825 is an apocalyptic number.

It is an amenable number.

880825 is a deficient number, since it is larger than the sum of its proper divisors (311063).

880825 is a wasteful number, since it uses less digits than its factorization.

880825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3224 (or 3219 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 880825 is about 938.5227754296. The cubic root of 880825 is about 95.8583341620.

The spelling of 880825 in words is "eight hundred eighty thousand, eight hundred twenty-five".

Divisors: 1 5 11 25 55 275 3203 16015 35233 80075 176165 880825