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248283061 = 13313716651
BaseRepresentation
bin11101100110001…
…11111110110101
3122022012002022221
432303013332311
51002030024221
640345322341
76103241215
oct1663077665
9568162287
10248283061
11118170814
126b1963b1
133c591070
1424d90245
1516be5541
hexecc7fb5

248283061 has 16 divisors (see below), whose sum is σ = 283483648. Its totient is φ = 215784000.

The previous prime is 248283053. The next prime is 248283083. The reversal of 248283061 is 160382842.

It is not a de Polignac number, because 248283061 - 23 = 248283053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248283961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6586 + ... + 23236.

It is an arithmetic number, because the mean of its divisors is an integer number (17717728).

Almost surely, 2248283061 is an apocalyptic number.

It is an amenable number.

248283061 is a deficient number, since it is larger than the sum of its proper divisors (35200587).

248283061 is a wasteful number, since it uses less digits than its factorization.

248283061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16732.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 248283061 is about 15757.0003807831. Note that the first 3 decimals coincide. The cubic root of 248283061 is about 628.5150724833.

It can be divided in two parts, 24828 and 3061, that added together give a square (27889 = 1672).

The spelling of 248283061 in words is "two hundred forty-eight million, two hundred eighty-three thousand, sixty-one".

Divisors: 1 13 31 37 403 481 1147 14911 16651 216463 516181 616087 6710353 8009131 19098697 248283061