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8041825 = 521129243
BaseRepresentation
bin11110101011010101100001
3120010120022101
4132223111201
54024314300
6444210401
7125232361
oct36532541
916116271
108041825
1145a2a40
122839a01
13188749c
1410d49a1
15a8cb6a
hex7ab561

8041825 has 12 divisors (see below), whose sum is σ = 10878768. Its totient is φ = 5848400.

The previous prime is 8041811. The next prime is 8041837. The reversal of 8041825 is 5281408.

It is a de Polignac number, because none of the positive numbers 2k-8041825 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8041793 and 8041802.

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, 14347 + ... + 14896.

It is an arithmetic number, because the mean of its divisors is an integer number (906564).

Almost surely, 28041825 is an apocalyptic number.

It is an amenable number.

8041825 is a deficient number, since it is larger than the sum of its proper divisors (2836943).

8041825 is a wasteful number, since it uses less digits than its factorization.

8041825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29264 (or 29259 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 8041825 is about 2835.8111714287. The cubic root of 8041825 is about 200.3479360183.

It can be divided in two parts, 80 and 41825, that added together give a triangular number (41905 = T289).

The spelling of 8041825 in words is "eight million, forty-one thousand, eight hundred twenty-five".

Divisors: 1 5 11 25 55 275 29243 146215 321673 731075 1608365 8041825