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7268069 = 23316003
BaseRepresentation
bin11011101110011011100101
3111200020220202
4123232123211
53330034234
6415440245
7115530464
oct33563345
914606822
107268069
114114676
122526085
131676243
14d729db
1598877e
hex6ee6e5

7268069 has 4 divisors (see below), whose sum is σ = 7584096. Its totient is φ = 6952044.

The previous prime is 7268039. The next prime is 7268081. The reversal of 7268069 is 9608627.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9608627 = 71372661.

It is a cyclic number.

It is not a de Polignac number, because 7268069 - 212 = 7263973 is a prime.

It is a super-2 number, since 2×72680692 = 105649653977522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7268039) 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, 157979 + ... + 158024.

It is an arithmetic number, because the mean of its divisors is an integer number (1896024).

Almost surely, 27268069 is an apocalyptic number.

It is an amenable number.

7268069 is a deficient number, since it is larger than the sum of its proper divisors (316027).

7268069 is a wasteful number, since it uses less digits than its factorization.

7268069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316026.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 7268069 is about 2695.9356446325. The cubic root of 7268069 is about 193.7044868468.

The spelling of 7268069 in words is "seven million, two hundred sixty-eight thousand, sixty-nine".

Divisors: 1 23 316003 7268069