Base | Representation |
---|---|
bin | 10000010101010… |
… | …001010011111001 |
3 | 201002121012221211 |
4 | 100111101103321 |
5 | 1030121331020 |
6 | 43105003121 |
7 | 6535026004 |
oct | 2025212371 |
9 | 632535854 |
10 | 274011385 |
11 | 13074389a |
12 | 779234a1 |
13 | 449cb91b |
14 | 2856a53b |
15 | 190c885a |
hex | 105514f9 |
274011385 has 8 divisors (see below), whose sum is σ = 329644296. Its totient is φ = 218655360.
The previous prime is 274011383. The next prime is 274011403. The reversal of 274011385 is 583110472.
It can be written as a sum of positive squares in 4 ways, for example, as 126607504 + 147403881 = 11252^2 + 12141^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 274011385 - 21 = 274011383 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (274011383) 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, 67036 + ... + 71005.
It is an arithmetic number, because the mean of its divisors is an integer number (41205537).
Almost surely, 2274011385 is an apocalyptic number.
It is an amenable number.
274011385 is a deficient number, since it is larger than the sum of its proper divisors (55632911).
274011385 is a wasteful number, since it uses less digits than its factorization.
274011385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138443.
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 274011385 is about 16553.2892501762. The cubic root of 274011385 is about 649.5155245891.
The spelling of 274011385 in words is "two hundred seventy-four million, eleven thousand, three hundred eighty-five".
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