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10380307 = 72349607
BaseRepresentation
bin100111100110…
…010000010011
3201112101002211
4213212100103
510124132212
61010252551
7154142200
oct47462023
921471084
1010380307
11594a973
123587157
1321c59c2
141542ca7
15da09a7
hex9e6413

10380307 has 12 divisors (see below), whose sum is σ = 12129600. Its totient is φ = 8857296.

The previous prime is 10380301. The next prime is 10380311. The reversal of 10380307 is 70308301.

It is not a de Polignac number, because 10380307 - 23 = 10380299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10380301) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 16798 + ... + 17404.

It is an arithmetic number, because the mean of its divisors is an integer number (1010800).

Almost surely, 210380307 is an apocalyptic number.

10380307 is a deficient number, since it is larger than the sum of its proper divisors (1749293).

10380307 is an equidigital number, since it uses as much as digits as its factorization.

10380307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970 (or 963 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 10380307 is about 3221.8483825283. The cubic root of 10380307 is about 218.1407152001.

Adding to 10380307 its reverse (70308301), we get a palindrome (80688608).

The spelling of 10380307 in words is "ten million, three hundred eighty thousand, three hundred seven".

Divisors: 1 7 49 349 607 2443 4249 17101 29743 211843 1482901 10380307