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10225505 = 531371783
BaseRepresentation
bin100111000000…
…011101100001
3201020111202102
4213000131201
510104204010
61003100145
7152625653
oct47003541
921214672
1010225505
115854634
123511655
1321703c4
1415026d3
15d6eba5
hex9c0761

10225505 has 16 divisors (see below), whose sum is σ = 13016064. Its totient is φ = 7698240.

The previous prime is 10225471. The next prime is 10225507. The reversal of 10225505 is 50552201.

10225505 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 10225505 - 218 = 9963361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10225507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4844 + ... + 6626.

It is an arithmetic number, because the mean of its divisors is an integer number (813504).

Almost surely, 210225505 is an apocalyptic number.

It is an amenable number.

10225505 is a deficient number, since it is larger than the sum of its proper divisors (2790559).

10225505 is a wasteful number, since it uses less digits than its factorization.

10225505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 10225505 is about 3197.7343541952. The cubic root of 10225505 is about 217.0508987473.

Adding to 10225505 its reverse (50552201), we get a palindrome (60777706).

The spelling of 10225505 in words is "ten million, two hundred twenty-five thousand, five hundred five".

Divisors: 1 5 31 37 155 185 1147 1783 5735 8915 55273 65971 276365 329855 2045101 10225505