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10309413 = 329711669
BaseRepresentation
bin100111010100…
…111100100101
3201101202212010
4213110330211
510114400123
61004544433
7153425412
oct47247445
921352763
1010309413
115901684
123552119
13219c65a
141525109
15d89993
hex9d4f25

10309413 has 16 divisors (see below), whose sum is σ = 14428800. Its totient is φ = 6538560.

The previous prime is 10309399. The next prime is 10309417. The reversal of 10309413 is 31490301.

10309413 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10309413 - 218 = 10047269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10309413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10309417) 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 15 ways as a sum of consecutive naturals, for example, 5343 + ... + 7011.

It is an arithmetic number, because the mean of its divisors is an integer number (901800).

Almost surely, 210309413 is an apocalyptic number.

It is an amenable number.

10309413 is a deficient number, since it is larger than the sum of its proper divisors (4119387).

10309413 is a wasteful number, since it uses less digits than its factorization.

10309413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 10309413 is about 3210.8274634430. The cubic root of 10309413 is about 217.6429711331.

Adding to 10309413 its reverse (31490301), we get a palindrome (41799714).

The spelling of 10309413 in words is "ten million, three hundred nine thousand, four hundred thirteen".

Divisors: 1 3 29 71 87 213 1669 2059 5007 6177 48401 118499 145203 355497 3436471 10309413