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248220260 = 22567712609
BaseRepresentation
bin11101100101110…
…00101001100100
3122022001220011222
432302320221210
51002021022020
640344115512
76102560141
oct1662705144
9568056158
10248220260
11118128612
126b165b98
133c56b5c2
1424d753c8
1516bd1b25
hexecb8a64

248220260 has 48 divisors (see below), whose sum is σ = 536699520. Its totient is φ = 96391680.

The previous prime is 248220239. The next prime is 248220263. The reversal of 248220260 is 62022842.

248220260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2482202602 = 123226594948935200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (248220263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93836 + ... + 96444.

It is an arithmetic number, because the mean of its divisors is an integer number (11181240).

Almost surely, 2248220260 is an apocalyptic number.

248220260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

248220260 is an abundant number, since it is smaller than the sum of its proper divisors (288479260).

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

248220260 is a wasteful number, since it uses less digits than its factorization.

248220260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756 (or 2754 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 248220260 is about 15755.0074579481. The cubic root of 248220260 is about 628.4620755755.

The spelling of 248220260 in words is "two hundred forty-eight million, two hundred twenty thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 67 71 134 142 268 284 335 355 670 710 1340 1420 2609 4757 5218 9514 10436 13045 19028 23785 26090 47570 52180 95140 174803 185239 349606 370478 699212 740956 874015 926195 1748030 1852390 3496060 3704780 12411013 24822026 49644052 62055065 124110130 248220260