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248020124 = 22115636821
BaseRepresentation
bin11101100100001…
…11110010011100
3122021200201122112
432302013302130
51001443120444
640335533152
76101064512
oct1662076234
9567621575
10248020124
11118001210
126b08a1b8
133c4cb491
1424d224b2
1516b9269e
hexec87c9c

248020124 has 12 divisors (see below), whose sum is σ = 473493048. Its totient is φ = 112736400.

The previous prime is 248020121. The next prime is 248020177. The reversal of 248020124 is 421020842.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 248020124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248020121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2818367 + ... + 2818454.

It is an arithmetic number, because the mean of its divisors is an integer number (39457754).

Almost surely, 2248020124 is an apocalyptic number.

It is an amenable number.

248020124 is a deficient number, since it is larger than the sum of its proper divisors (225472924).

248020124 is a wasteful number, since it uses less digits than its factorization.

248020124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5636836 (or 5636834 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 248020124 is about 15748.6546727014. The cubic root of 248020124 is about 628.2931238746.

Adding to 248020124 its reverse (421020842), we get a palindrome (669040966).

The spelling of 248020124 in words is "two hundred forty-eight million, twenty thousand, one hundred twenty-four".

Divisors: 1 2 4 11 22 44 5636821 11273642 22547284 62005031 124010062 248020124