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7268801 = 24130161
BaseRepresentation
bin11011101110100111000001
3111200021220212
4123232213001
53330100201
6415443505
7115532561
oct33564701
914607825
107268801
114115181
122526595
131676687
14d72da1
15988abb
hex6ee9c1

7268801 has 4 divisors (see below), whose sum is σ = 7299204. Its totient is φ = 7238400.

The previous prime is 7268783. The next prime is 7268803. The reversal of 7268801 is 1088627.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1088627 = 3135117.

It can be written as a sum of positive squares in 2 ways, for example, as 5640625 + 1628176 = 2375^2 + 1276^2 .

It is a cyclic number.

It is not a de Polignac number, because 7268801 - 214 = 7252417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7268803) 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 3 ways as a sum of consecutive naturals, for example, 14840 + ... + 15321.

It is an arithmetic number, because the mean of its divisors is an integer number (1824801).

Almost surely, 27268801 is an apocalyptic number.

It is an amenable number.

7268801 is a deficient number, since it is larger than the sum of its proper divisors (30403).

7268801 is a wasteful number, since it uses less digits than its factorization.

7268801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30402.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 7268801 is about 2696.0714011317. The cubic root of 7268801 is about 193.7109895792.

The spelling of 7268801 in words is "seven million, two hundred sixty-eight thousand, eight hundred one".

Divisors: 1 241 30161 7268801