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248066525 = 5271417523
BaseRepresentation
bin11101100100100…
…11000111011101
3122021210002022002
432302103013131
51002001112100
640340532045
76101350010
oct1662230735
9567702262
10248066525
11118033063
126b0b1025
133c516635
1424d35377
1516ba12d5
hexec931dd

248066525 has 12 divisors (see below), whose sum is σ = 351545952. Its totient is φ = 170102640.

The previous prime is 248066513. The next prime is 248066531. The reversal of 248066525 is 525660842.

It is not a de Polignac number, because 248066525 - 224 = 231289309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 708587 + ... + 708936.

It is an arithmetic number, because the mean of its divisors is an integer number (29295496).

Almost surely, 2248066525 is an apocalyptic number.

248066525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

248066525 is a deficient number, since it is larger than the sum of its proper divisors (103479427).

248066525 is a wasteful number, since it uses less digits than its factorization.

248066525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417540 (or 1417535 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 248066525 is about 15750.1277772595. The cubic root of 248066525 is about 628.3323029688.

The spelling of 248066525 in words is "two hundred forty-eight million, sixty-six thousand, five hundred twenty-five".

Divisors: 1 5 7 25 35 175 1417523 7087615 9922661 35438075 49613305 248066525