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10783225 = 52431329
BaseRepresentation
bin101001001000…
…100111111001
3202021211210201
4221020213321
510230030400
61023042201
7160440655
oct51104771
922254721
1010783225
1160a5662
123740361
13230720b
141609a65
15e3006a
hexa489f9

10783225 has 6 divisors (see below), whose sum is σ = 13371230. Its totient is φ = 8626560.

The previous prime is 10783207. The next prime is 10783237. The reversal of 10783225 is 52238701.

10783225 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 3 ways, for example, as 3143529 + 7639696 = 1773^2 + 2764^2 .

It is not a de Polignac number, because 10783225 - 25 = 10783193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10783193 and 10783202.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 215640 + ... + 215689.

Almost surely, 210783225 is an apocalyptic number.

It is an amenable number.

10783225 is a deficient number, since it is larger than the sum of its proper divisors (2588005).

10783225 is an equidigital number, since it uses as much as digits as its factorization.

10783225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431339 (or 431334 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 10783225 is about 3283.7821182289. The cubic root of 10783225 is about 220.9273868581.

The spelling of 10783225 in words is "ten million, seven hundred eighty-three thousand, two hundred twenty-five".

Divisors: 1 5 25 431329 2156645 10783225