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10312025 = 52412481
BaseRepresentation
bin100111010101…
…100101011001
3201101220102212
4213111211121
510114441100
61005004505
7153436133
oct47254531
921356385
1010312025
115903639
123553735
1321a08b9
141526053
15d8a635
hex9d5959

10312025 has 6 divisors (see below), whose sum is σ = 12786942. Its totient is φ = 8249600.

The previous prime is 10312021. The next prime is 10312039. The reversal of 10312025 is 52021301.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3108169 + 7203856 = 1763^2 + 2684^2 .

It is not a de Polignac number, because 10312025 - 22 = 10312021 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10312021) 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 5 ways as a sum of consecutive naturals, for example, 206216 + ... + 206265.

It is an arithmetic number, because the mean of its divisors is an integer number (2131157).

Almost surely, 210312025 is an apocalyptic number.

It is an amenable number.

10312025 is a deficient number, since it is larger than the sum of its proper divisors (2474917).

10312025 is an equidigital number, since it uses as much as digits as its factorization.

10312025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412491 (or 412486 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 10312025 is about 3211.2341864149. The cubic root of 10312025 is about 217.6613503055.

Adding to 10312025 its reverse (52021301), we get a palindrome (62333326).

The spelling of 10312025 in words is "ten million, three hundred twelve thousand, twenty-five".

Divisors: 1 5 25 412481 2062405 10312025