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10390289 = 71328783
BaseRepresentation
bin100111101000…
…101100010001
3201112212210112
4213220230101
510124442124
61010411105
7154213250
oct47505421
921485715
1010390289
115957418
123590a95
1321ca400
141546797
15da390e
hex9e8b11

10390289 has 12 divisors (see below), whose sum is σ = 12859776. Its totient is φ = 8219952.

The previous prime is 10390277. The next prime is 10390291. The reversal of 10390289 is 98209301.

It is not a de Polignac number, because 10390289 - 220 = 9341713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10390249) 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, 3209 + ... + 5574.

It is an arithmetic number, because the mean of its divisors is an integer number (1071648).

Almost surely, 210390289 is an apocalyptic number.

It is an amenable number.

10390289 is a deficient number, since it is larger than the sum of its proper divisors (2469487).

10390289 is an equidigital number, since it uses as much as digits as its factorization.

10390289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8816 (or 8803 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 10390289 is about 3223.3971210510. The cubic root of 10390289 is about 218.2106162482.

The spelling of 10390289 in words is "ten million, three hundred ninety thousand, two hundred eighty-nine".

Divisors: 1 7 13 91 169 1183 8783 61481 114179 799253 1484327 10390289