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10313225 = 521322441
BaseRepresentation
bin100111010101…
…111000001001
3201101222002022
4213111320021
510120010400
61005014225
7153442466
oct47257011
921358068
1010313225
11590452a
123554375
1321a1300
14152666d
15d8ab85
hex9d5e09

10313225 has 18 divisors (see below), whose sum is σ = 13853466. Its totient is φ = 7612800.

The previous prime is 10313201. The next prime is 10313227. The reversal of 10313225 is 52231301.

10313225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 9 ways, for example, as 8667136 + 1646089 = 2944^2 + 1283^2 .

It is not a de Polignac number, because 10313225 - 26 = 10313161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10313227) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3005 + ... + 5445.

It is an arithmetic number, because the mean of its divisors is an integer number (769637).

Almost surely, 210313225 is an apocalyptic number.

It is an amenable number.

10313225 is a deficient number, since it is larger than the sum of its proper divisors (3540241).

10313225 is a wasteful number, since it uses less digits than its factorization.

10313225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477 (or 2459 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 10313225 is about 3211.4210250293. The cubic root of 10313225 is about 217.6697929890.

Adding to 10313225 its reverse (52231301), we get a palindrome (62544526).

The spelling of 10313225 in words is "ten million, three hundred thirteen thousand, two hundred twenty-five".

Divisors: 1 5 13 25 65 169 325 845 2441 4225 12205 31733 61025 158665 412529 793325 2062645 10313225