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10425289 = 721371553
BaseRepresentation
bin100111110001…
…001111001001
3201121122210211
4213301033021
510132102124
61011241121
7154420300
oct47611711
921548724
1010425289
115980746
1235a91a1
132210314
141555437
15dade94
hex9f13c9

10425289 has 12 divisors (see below), whose sum is σ = 12223764. Its totient is φ = 8865024.

The previous prime is 10425277. The next prime is 10425293. The reversal of 10425289 is 98252401.

It can be written as a sum of positive squares in 2 ways, for example, as 3312400 + 7112889 = 1820^2 + 2667^2 .

It is not a de Polignac number, because 10425289 - 25 = 10425257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10425289.

It is not an unprimeable number, because it can be changed into a prime (10425229) 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, 5937 + ... + 7489.

It is an arithmetic number, because the mean of its divisors is an integer number (1018647).

Almost surely, 210425289 is an apocalyptic number.

It is an amenable number.

10425289 is a deficient number, since it is larger than the sum of its proper divisors (1798475).

10425289 is a wasteful number, since it uses less digits than its factorization.

10425289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704 (or 1697 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 10425289 is about 3228.8216116720. The cubic root of 10425289 is about 218.4553579812.

The spelling of 10425289 in words is "ten million, four hundred twenty-five thousand, two hundred eighty-nine".

Divisors: 1 7 49 137 959 1553 6713 10871 76097 212761 1489327 10425289