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248710241 = 1331617147
BaseRepresentation
bin11101101001100…
…00010001100001
3122022222210022102
432310300101201
51002132211431
640402420145
76110000513
oct1664602141
9568883272
10248710241
1111843275a
126b361655
133c6b0630
1425061bb3
1516c7bdcb
hexed30461

248710241 has 8 divisors (see below), whose sum is σ = 276482304. Its totient is φ = 222172560.

The previous prime is 248710213. The next prime is 248710243. The reversal of 248710241 is 142017842.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 248710241 - 218 = 248448097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (248710243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308171 + ... + 308976.

It is an arithmetic number, because the mean of its divisors is an integer number (34560288).

Almost surely, 2248710241 is an apocalyptic number.

It is an amenable number.

248710241 is a deficient number, since it is larger than the sum of its proper divisors (27772063).

248710241 is a wasteful number, since it uses less digits than its factorization.

248710241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617191.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 248710241 is about 15770.5498001813. The cubic root of 248710241 is about 628.8753269349.

The spelling of 248710241 in words is "two hundred forty-eight million, seven hundred ten thousand, two hundred forty-one".

Divisors: 1 13 31 403 617147 8022911 19131557 248710241