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7252089 = 313185951
BaseRepresentation
bin11011101010100001111001
3111122102222220
4123222201321
53324031324
6415234253
7115433055
oct33524171
914572886
107252089
114103669
122518989
13166bba0
14d6ac65
15983b79
hex6ea879

7252089 has 8 divisors (see below), whose sum is σ = 10413312. Its totient is φ = 4462800.

The previous prime is 7252087. The next prime is 7252151. The reversal of 7252089 is 9802527.

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

It is not a de Polignac number, because 7252089 - 21 = 7252087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7252087) 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, 92937 + ... + 93014.

It is an arithmetic number, because the mean of its divisors is an integer number (1301664).

Almost surely, 27252089 is an apocalyptic number.

It is an amenable number.

7252089 is a deficient number, since it is larger than the sum of its proper divisors (3161223).

7252089 is a wasteful number, since it uses less digits than its factorization.

7252089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185967.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 7252089 is about 2692.9702931893. The cubic root of 7252089 is about 193.5624193527.

The spelling of 7252089 in words is "seven million, two hundred fifty-two thousand, eighty-nine".

Divisors: 1 3 13 39 185951 557853 2417363 7252089