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916025 = 52113331
BaseRepresentation
bin11011111101000111001
31201112112212
43133220321
5213303100
631344505
710533425
oct3375071
91645485
10916025
11576250
12382135
13260c36
1419bb85
15131635
hexdfa39

916025 has 12 divisors (see below), whose sum is σ = 1239504. Its totient is φ = 666000.

The previous prime is 915991. The next prime is 916031. The reversal of 916025 is 520619.

It is not a de Polignac number, because 916025 - 26 = 915961 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1391 + ... + 1940.

It is an arithmetic number, because the mean of its divisors is an integer number (103292).

2916025 is an apocalyptic number.

It is an amenable number.

916025 is a deficient number, since it is larger than the sum of its proper divisors (323479).

916025 is a wasteful number, since it uses less digits than its factorization.

916025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352 (or 3347 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 916025 is about 957.0919496057. The cubic root of 916025 is about 97.1186064651.

It can be divided in two parts, 91 and 6025, that added together give a palindrome (6116).

The spelling of 916025 in words is "nine hundred sixteen thousand, twenty-five".

Divisors: 1 5 11 25 55 275 3331 16655 36641 83275 183205 916025