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200108225 = 5213036143
BaseRepresentation
bin10111110110101…
…10100011000001
3111221112112212202
423323112203001
5402211430400
631505002545
74646614622
oct1373264301
9457475782
10200108225
11a2a572a9
1257023455
13325c4645
141c80da49
151287b4d5
hexbed68c1

200108225 has 12 divisors (see below), whose sum is σ = 248365056. Its totient is φ = 159937680.

The previous prime is 200108221. The next prime is 200108239. The reversal of 200108225 is 522801002.

It is not a de Polignac number, because 200108225 - 22 = 200108221 is a prime.

It is a Duffinian number.

200108225 is a modest number, since divided by 108225 gives 200 as remainder.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200108197 and 200108206.

It is not an unprimeable number, because it can be changed into a prime (200108221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29504 + ... + 35646.

It is an arithmetic number, because the mean of its divisors is an integer number (20697088).

Almost surely, 2200108225 is an apocalyptic number.

200108225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200108225 is a deficient number, since it is larger than the sum of its proper divisors (48256831).

200108225 is a wasteful number, since it uses less digits than its factorization.

200108225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7456 (or 7451 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 200108225 is about 14145.9614378097. The cubic root of 200108225 is about 584.9090125615.

Adding to 200108225 its reverse (522801002), we get a palindrome (722909227).

The spelling of 200108225 in words is "two hundred million, one hundred eight thousand, two hundred twenty-five".

Divisors: 1 5 25 1303 6143 6515 30715 32575 153575 8004329 40021645 200108225