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10227685 = 513157349
BaseRepresentation
bin100111000000…
…111111100101
3201020121202011
4213000333211
510104241220
61003114221
7152635216
oct47007745
921217664
1010227685
115856236
123512971
1321713b0
14150340d
15d7065a
hex9c0fe5

10227685 has 8 divisors (see below), whose sum is σ = 13217400. Its totient is φ = 7552704.

The previous prime is 10227673. The next prime is 10227689. The reversal of 10227685 is 58672201.

10227685 is digitally balanced in base 3, 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 4 ways, for example, as 229441 + 9998244 = 479^2 + 3162^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10227685 - 213 = 10219493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10227689) 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 7 ways as a sum of consecutive naturals, for example, 78610 + ... + 78739.

It is an arithmetic number, because the mean of its divisors is an integer number (1652175).

Almost surely, 210227685 is an apocalyptic number.

It is an amenable number.

10227685 is a deficient number, since it is larger than the sum of its proper divisors (2989715).

10227685 is a wasteful number, since it uses less digits than its factorization.

10227685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157367.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 10227685 is about 3198.0752023678. The cubic root of 10227685 is about 217.0663221856.

Adding to 10227685 its reverse (58672201), we get a palindrome (68899886).

The spelling of 10227685 in words is "ten million, two hundred twenty-seven thousand, six hundred eighty-five".

Divisors: 1 5 13 65 157349 786745 2045537 10227685