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8913225 = 352118843
BaseRepresentation
bin100010000000…
…000101001001
3121202211122110
4202000011021
54240210400
6515012533
7135522036
oct42000511
917684573
108913225
115038702
122b9a149
131b00cc9
14128038d
15bb0e50
hex880149

8913225 has 12 divisors (see below), whose sum is σ = 14736656. Its totient is φ = 4753680.

The previous prime is 8913199. The next prime is 8913239. The reversal of 8913225 is 5223198.

It is a happy number.

It is not a de Polignac number, because 8913225 - 26 = 8913161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8913192 and 8913201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59347 + ... + 59496.

Almost surely, 28913225 is an apocalyptic number.

It is an amenable number.

8913225 is a deficient number, since it is larger than the sum of its proper divisors (5823431).

8913225 is a wasteful number, since it uses less digits than its factorization.

8913225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118856 (or 118851 counting only the distinct ones).

The product of its digits is 4320, while the sum is 30.

The square root of 8913225 is about 2985.5024702720. The cubic root of 8913225 is about 207.3377063578.

The spelling of 8913225 in words is "eight million, nine hundred thirteen thousand, two hundred twenty-five".

Divisors: 1 3 5 15 25 75 118843 356529 594215 1782645 2971075 8913225