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248134205 = 51119367647
BaseRepresentation
bin11101100101000…
…11101000111101
3122021220112010202
432302203220331
51002010243310
640342213245
76102051224
oct1662435075
9567815122
10248134205
111180799a0
126b124225
133c53b397
1424d51cbb
1516bb63a5
hexeca3a3d

248134205 has 32 divisors (see below), whose sum is σ = 343388160. Its totient is φ = 170233920.

The previous prime is 248134169. The next prime is 248134207. The reversal of 248134205 is 502431842.

It is a happy number.

It is not a de Polignac number, because 248134205 - 26 = 248134141 is a prime.

It is a super-3 number, since 3×2481342053 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248134207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383192 + ... + 383838.

It is an arithmetic number, because the mean of its divisors is an integer number (10730880).

Almost surely, 2248134205 is an apocalyptic number.

It is an amenable number.

248134205 is a deficient number, since it is larger than the sum of its proper divisors (95253955).

248134205 is a wasteful number, since it uses less digits than its factorization.

248134205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 248134205 is about 15752.2761847296. The cubic root of 248134205 is about 628.3894404153.

The spelling of 248134205 in words is "two hundred forty-eight million, one hundred thirty-four thousand, two hundred five".

Divisors: 1 5 11 19 55 95 209 367 647 1045 1835 3235 4037 6973 7117 12293 20185 34865 35585 61465 76703 135223 237449 383515 676115 1187245 2611939 4511531 13059695 22557655 49626841 248134205