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253328211 = 32208313513
BaseRepresentation
bin11110001100101…
…11101101010011
3122122200101222100
433012113231103
51004323000321
641045411443
76164153133
oct1706275523
9578611870
10253328211
1111aaa7264
1270a09b83
1340639566
1425904ac3
1517390326
hexf197b53

253328211 has 12 divisors (see below), whose sum is σ = 366121288. Its totient is φ = 168791904.

The previous prime is 253328209. The next prime is 253328219. The reversal of 253328211 is 112823352.

It is not a de Polignac number, because 253328211 - 21 = 253328209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253328219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11991 + ... + 25503.

Almost surely, 2253328211 is an apocalyptic number.

253328211 is a deficient number, since it is larger than the sum of its proper divisors (112793077).

253328211 is a wasteful number, since it uses less digits than its factorization.

253328211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15602 (or 15599 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 253328211 is about 15916.2876010708. The cubic root of 253328211 is about 632.7437325072.

The spelling of 253328211 in words is "two hundred fifty-three million, three hundred twenty-eight thousand, two hundred eleven".

Divisors: 1 3 9 2083 6249 13513 18747 40539 121617 28147579 84442737 253328211