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10081425 = 352177907
BaseRepresentation
bin100110011101…
…010010010001
3200222012010010
4212131102101
510040101200
61000025133
7151455624
oct46352221
920865103
1010081425
115766362
1234621a9
13211c953
1414a5dbb
15d42150
hex99d491

10081425 has 24 divisors (see below), whose sum is σ = 17650656. Its totient is φ = 5059840.

The previous prime is 10081411. The next prime is 10081439. The reversal of 10081425 is 52418001.

It is an interprime number because it is at equal distance from previous prime (10081411) and next prime (10081439).

It is not a de Polignac number, because 10081425 - 210 = 10080401 is a prime.

It is a Curzon 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 in 23 ways as a sum of consecutive naturals, for example, 2679 + ... + 5228.

It is an arithmetic number, because the mean of its divisors is an integer number (735444).

Almost surely, 210081425 is an apocalyptic number.

10081425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10081425 is a deficient number, since it is larger than the sum of its proper divisors (7569231).

10081425 is a wasteful number, since it uses less digits than its factorization.

10081425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7937 (or 7932 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 10081425 is about 3175.1259817525. The cubic root of 10081425 is about 216.0266385185.

Adding to 10081425 its reverse (52418001), we get a palindrome (62499426).

The spelling of 10081425 in words is "ten million, eighty-one thousand, four hundred twenty-five".

Divisors: 1 3 5 15 17 25 51 75 85 255 425 1275 7907 23721 39535 118605 134419 197675 403257 593025 672095 2016285 3360475 10081425