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7025213 = 131793019
BaseRepresentation
bin11010110011001000111101
3111012220210002
4122303020331
53244301323
6410324045
7113466446
oct32631075
914186702
107025213
113a69168
122429625
1315bc840
14d0c2cd
1593b828
hex6b323d

7025213 has 8 divisors (see below), whose sum is σ = 7610400. Its totient is φ = 6446448.

The previous prime is 7025209. The next prime is 7025219. The reversal of 7025213 is 3125207.

7025213 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7025213 - 22 = 7025209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7025219) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 818 + ... + 3836.

It is an arithmetic number, because the mean of its divisors is an integer number (951300).

Almost surely, 27025213 is an apocalyptic number.

It is an amenable number.

7025213 is a deficient number, since it is larger than the sum of its proper divisors (585187).

7025213 is a wasteful number, since it uses less digits than its factorization.

7025213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3211.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 7025213 is about 2650.5118373627. The cubic root of 7025213 is about 191.5225132428.

It can be divided in two parts, 70252 and 13, that multiplied together give a triangular number (913276 = T1351).

The spelling of 7025213 in words is "seven million, twenty-five thousand, two hundred thirteen".

Divisors: 1 13 179 2327 3019 39247 540401 7025213