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10380075 = 352138401
BaseRepresentation
bin100111100110…
…001100101011
3201112100210020
4213212030223
510124130300
61010251523
7154141416
oct47461453
921470706
1010380075
11594a782
123586ba3
1321c5874
141542b7d
15da08a0
hex9e632b

10380075 has 12 divisors (see below), whose sum is σ = 17161848. Its totient is φ = 5536000.

The previous prime is 10380053. The next prime is 10380077. The reversal of 10380075 is 57008301.

It is not a de Polignac number, because 10380075 - 25 = 10380043 is a prime.

It is a super-3 number, since 3×103800753 (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10380077) 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 11 ways as a sum of consecutive naturals, for example, 69126 + ... + 69275.

It is an arithmetic number, because the mean of its divisors is an integer number (1430154).

Almost surely, 210380075 is an apocalyptic number.

10380075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10380075 is a deficient number, since it is larger than the sum of its proper divisors (6781773).

10380075 is a wasteful number, since it uses less digits than its factorization.

10380075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138414 (or 138409 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 10380075 is about 3221.8123781499. The cubic root of 10380075 is about 218.1390900387.

Adding to 10380075 its reverse (57008301), we get a palindrome (67388376).

The spelling of 10380075 in words is "ten million, three hundred eighty thousand, seventy-five".

Divisors: 1 3 5 15 25 75 138401 415203 692005 2076015 3460025 10380075