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274278201 = 3293152623
BaseRepresentation
bin10000010110010…
…010011100111001
3201010002202221220
4100112102130321
51030203400301
643114422253
76540216621
oct2026223471
9633082856
10274278201
111309062aa
1277a31989
1344a931c2
14285d9881
151912c936
hex10592739

274278201 has 8 divisors (see below), whose sum is σ = 378314880. Its totient is φ = 176546832.

The previous prime is 274278163. The next prime is 274278241. The reversal of 274278201 is 102872472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 274278201 - 214 = 274261817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (274278241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1576225 + ... + 1576398.

It is an arithmetic number, because the mean of its divisors is an integer number (47289360).

Almost surely, 2274278201 is an apocalyptic number.

It is an amenable number.

274278201 is a deficient number, since it is larger than the sum of its proper divisors (104036679).

274278201 is a wasteful number, since it uses less digits than its factorization.

274278201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152655.

The product of its (nonzero) digits is 12544, while the sum is 33.

The square root of 274278201 is about 16561.3465938009. The cubic root of 274278201 is about 649.7262760688.

The spelling of 274278201 in words is "two hundred seventy-four million, two hundred seventy-eight thousand, two hundred one".

Divisors: 1 3 29 87 3152623 9457869 91426067 274278201