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7980325 = 52615233
BaseRepresentation
bin11110011100010100100101
3120000102221121
4132130110211
54020332300
6443013541
7124555153
oct36342445
916012847
107980325
114560811
12280a2b1
1318654b2
1410ba3d3
15a7981a
hex79c525

7980325 has 12 divisors (see below), whose sum is σ = 10059748. Its totient is φ = 6278400.

The previous prime is 7980319. The next prime is 7980331. The reversal of 7980325 is 5230897.

7980325 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (7980319) and next prime (7980331).

It can be written as a sum of positive squares in 6 ways, for example, as 173889 + 7806436 = 417^2 + 2794^2 .

It is not a de Polignac number, because 7980325 - 29 = 7979813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1092 + ... + 4141.

Almost surely, 27980325 is an apocalyptic number.

It is an amenable number.

7980325 is a deficient number, since it is larger than the sum of its proper divisors (2079423).

7980325 is a wasteful number, since it uses less digits than its factorization.

7980325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5304 (or 5299 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 7980325 is about 2824.9469021559. The cubic root of 7980325 is about 199.8359070710.

The spelling of 7980325 in words is "seven million, nine hundred eighty thousand, three hundred twenty-five".

Divisors: 1 5 25 61 305 1525 5233 26165 130825 319213 1596065 7980325