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10784225 = 52431369
BaseRepresentation
bin101001001000…
…110111100001
3202021220011202
4221020313201
510230043400
61023050545
7160443614
oct51106741
922256152
1010784225
1160a6391
123740a55
1323077ca
14160a17b
15e304d5
hexa48de1

10784225 has 6 divisors (see below), whose sum is σ = 13372470. Its totient is φ = 8627360.

The previous prime is 10784177. The next prime is 10784233. The reversal of 10784225 is 52248701.

It can be written as a sum of positive squares in 3 ways, for example, as 1615441 + 9168784 = 1271^2 + 3028^2 .

It is not a de Polignac number, because 10784225 - 216 = 10718689 is a prime.

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 in 5 ways as a sum of consecutive naturals, for example, 215660 + ... + 215709.

It is an arithmetic number, because the mean of its divisors is an integer number (2228745).

Almost surely, 210784225 is an apocalyptic number.

It is an amenable number.

10784225 is a deficient number, since it is larger than the sum of its proper divisors (2588245).

10784225 is an equidigital number, since it uses as much as digits as its factorization.

10784225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431379 (or 431374 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 10784225 is about 3283.9343781507. The cubic root of 10784225 is about 220.9342160011.

The spelling of 10784225 in words is "ten million, seven hundred eighty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 431369 2156845 10784225