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227896825 = 5213701221
BaseRepresentation
bin11011001010101…
…10110111111001
3120212211100200011
431211112313321
5431320144300
634340341521
75435043142
oct1545266771
9525740604
10227896825
11107707292
12643a48a1
13382a3bc0
14223a4ac9
1515019eba
hexd956df9

227896825 has 12 divisors (see below), whose sum is σ = 304330348. Its totient is φ = 168292800.

The previous prime is 227896813. The next prime is 227896831. The reversal of 227896825 is 528698722.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1364224 + 226532601 = 1168^2 + 15051^2 .

It is not a de Polignac number, because 227896825 - 29 = 227896313 is a prime.

It is a Duffinian number.

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, 350286 + ... + 350935.

Almost surely, 2227896825 is an apocalyptic number.

227896825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

227896825 is a deficient number, since it is larger than the sum of its proper divisors (76433523).

227896825 is a wasteful number, since it uses less digits than its factorization.

227896825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701244 (or 701239 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 227896825 is about 15096.2520182991. The cubic root of 227896825 is about 610.8193102457.

The spelling of 227896825 in words is "two hundred twenty-seven million, eight hundred ninety-six thousand, eight hundred twenty-five".

Divisors: 1 5 13 25 65 325 701221 3506105 9115873 17530525 45579365 227896825