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10271227 = 26938183
BaseRepresentation
bin100111001011…
…100111111011
3201022211110211
4213023213323
510112134402
61004051551
7153206161
oct47134773
921284424
1010271227
115885a1a
123533bb7
132188165
141515231
15d7d4d7
hex9cb9fb

10271227 has 4 divisors (see below), whose sum is σ = 10309680. Its totient is φ = 10232776.

The previous prime is 10271221. The next prime is 10271231. The reversal of 10271227 is 72217201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72217201 = 710316743.

It is a cyclic number.

It is not a de Polignac number, because 10271227 - 27 = 10271099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10271198 and 10271207.

It is not an unprimeable number, because it can be changed into a prime (10271221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18823 + ... + 19360.

It is an arithmetic number, because the mean of its divisors is an integer number (2577420).

Almost surely, 210271227 is an apocalyptic number.

10271227 is a deficient number, since it is larger than the sum of its proper divisors (38453).

10271227 is an equidigital number, since it uses as much as digits as its factorization.

10271227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38452.

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 10271227 is about 3204.8755046023. The cubic root of 10271227 is about 217.3739226155.

Adding to 10271227 its reverse (72217201), we get a palindrome (82488428).

The spelling of 10271227 in words is "ten million, two hundred seventy-one thousand, two hundred twenty-seven".

Divisors: 1 269 38183 10271227