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248050540 = 22512402527
BaseRepresentation
bin11101100100011…
…11001101101100
3122021202021101001
432302033031230
51002000104130
640340330044
76101252263
oct1662171554
9567667331
10248050540
11118022051
126b0a3924
133c50c28a
1424d2d5da
1516b9b6ca
hexec8f36c

248050540 has 12 divisors (see below), whose sum is σ = 520906176. Its totient is φ = 99220208.

The previous prime is 248050513. The next prime is 248050559. The reversal of 248050540 is 45050842.

248050540 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 248050499 and 248050508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6201244 + ... + 6201283.

It is an arithmetic number, because the mean of its divisors is an integer number (43408848).

Almost surely, 2248050540 is an apocalyptic number.

248050540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

248050540 is an abundant number, since it is smaller than the sum of its proper divisors (272855636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

248050540 is a wasteful number, since it uses less digits than its factorization.

248050540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12402536 (or 12402534 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 248050540 is about 15749.6203128837. The cubic root of 248050540 is about 628.3188064445.

The spelling of 248050540 in words is "two hundred forty-eight million, fifty thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 12402527 24805054 49610108 62012635 124025270 248050540