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10648225 = 52771857
BaseRepresentation
bin101000100111…
…101010100001
3202000222121201
4220213222201
510211220400
61020121201
7156336250
oct50475241
922028551
1010648225
116013195
123696201
13228a933
1415b2797
15e0506a
hexa27aa1

10648225 has 24 divisors (see below), whose sum is σ = 15320448. Its totient is φ = 7190400.

The previous prime is 10648223. The next prime is 10648229. The reversal of 10648225 is 52284601.

It is not a de Polignac number, because 10648225 - 21 = 10648223 is a prime.

It is a super-2 number, since 2×106482252 = 226769391301250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10648193 and 10648202.

It is not an unprimeable number, because it can be changed into a prime (10648223) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 11997 + ... + 12853.

It is an arithmetic number, because the mean of its divisors is an integer number (638352).

Almost surely, 210648225 is an apocalyptic number.

It is an amenable number.

10648225 is a deficient number, since it is larger than the sum of its proper divisors (4672223).

10648225 is an equidigital number, since it uses as much as digits as its factorization.

10648225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 10648225 is about 3263.1618102693. The cubic root of 10648225 is about 220.0015495759.

The spelling of 10648225 in words is "ten million, six hundred forty-eight thousand, two hundred twenty-five".

Divisors: 1 5 7 25 35 71 175 355 497 857 1775 2485 4285 5999 12425 21425 29995 60847 149975 304235 425929 1521175 2129645 10648225