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7250941 = 67108223
BaseRepresentation
bin11011101010001111111101
3111122101102101
4123222033331
53324012231
6415225101
7115426525
oct33521775
914571371
107250941
114102815
122518191
13166b4c9
14d6a685
15983661
hex6ea3fd

7250941 has 4 divisors (see below), whose sum is σ = 7359232. Its totient is φ = 7142652.

The previous prime is 7250939. The next prime is 7250987. The reversal of 7250941 is 1490527.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7250941 - 21 = 7250939 is a prime.

It is a super-2 number, since 2×72509412 = 105152290770962, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7250921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54045 + ... + 54178.

It is an arithmetic number, because the mean of its divisors is an integer number (1839808).

Almost surely, 27250941 is an apocalyptic number.

It is an amenable number.

7250941 is a deficient number, since it is larger than the sum of its proper divisors (108291).

7250941 is a wasteful number, since it uses less digits than its factorization.

7250941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108290.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 7250941 is about 2692.7571372109. The cubic root of 7250941 is about 193.5522052207.

The spelling of 7250941 in words is "seven million, two hundred fifty thousand, nine hundred forty-one".

Divisors: 1 67 108223 7250941