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10031075 = 52401243
BaseRepresentation
bin100110010000…
…111111100011
3200212122001022
4212100333203
510031443300
6555000055
7151156055
oct46207743
920778038
1010031075
11573154a
12343902b
132102a62
1414918d5
15d32285
hex990fe3

10031075 has 6 divisors (see below), whose sum is σ = 12438564. Its totient is φ = 8024840.

The previous prime is 10031053. The next prime is 10031113. The reversal of 10031075 is 57013001.

It is not a de Polignac number, because 10031075 - 212 = 10026979 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 200597 + ... + 200646.

It is an arithmetic number, because the mean of its divisors is an integer number (2073094).

Almost surely, 210031075 is an apocalyptic number.

10031075 is a deficient number, since it is larger than the sum of its proper divisors (2407489).

10031075 is an equidigital number, since it uses as much as digits as its factorization.

10031075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401253 (or 401248 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 17.

The square root of 10031075 is about 3167.1872379132. The cubic root of 10031075 is about 215.6664017679. Note that the first 3 decimals are identical.

Adding to 10031075 its reverse (57013001), we get a palindrome (67044076).

The spelling of 10031075 in words is "ten million, thirty-one thousand, seventy-five".

Divisors: 1 5 25 401243 2006215 10031075