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10247252 = 222561813
BaseRepresentation
bin100111000101…
…110001010100
3201021121120212
4213011301110
510110403002
61003344552
7153046241
oct47056124
921247525
1010247252
115869a04
123522158
13217a282
14150a5c8
15d76352
hex9c5c54

10247252 has 6 divisors (see below), whose sum is σ = 17932698. Its totient is φ = 5123624.

The previous prime is 10247239. The next prime is 10247273. The reversal of 10247252 is 25274201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9024016 + 1223236 = 3004^2 + 1106^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280903 + ... + 1280910.

It is an arithmetic number, because the mean of its divisors is an integer number (2988783).

Almost surely, 210247252 is an apocalyptic number.

It is an amenable number.

10247252 is a deficient number, since it is larger than the sum of its proper divisors (7685446).

10247252 is a wasteful number, since it uses less digits than its factorization.

10247252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2561817 (or 2561815 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 10247252 is about 3201.1329244503. The cubic root of 10247252 is about 217.2046601385.

The spelling of 10247252 in words is "ten million, two hundred forty-seven thousand, two hundred fifty-two".

Divisors: 1 2 4 2561813 5123626 10247252