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248493229 = 19101129491
BaseRepresentation
bin11101100111110…
…11010010101101
3122022120202121221
432303323102231
51002103240404
640354023341
76105105025
oct1663732255
9568522557
10248493229
111182a4706
126b277b51
133c63591a
1425006a85
1516c37954
hexecfb4ad

248493229 has 8 divisors (see below), whose sum is σ = 264163680. Its totient is φ = 233082000.

The previous prime is 248493227. The next prime is 248493247. The reversal of 248493229 is 922394842.

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 248493229 - 21 = 248493227 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248493227) 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, 62827 + ... + 66664.

It is an arithmetic number, because the mean of its divisors is an integer number (33020460).

Almost surely, 2248493229 is an apocalyptic number.

It is an amenable number.

248493229 is a deficient number, since it is larger than the sum of its proper divisors (15670451).

248493229 is a wasteful number, since it uses less digits than its factorization.

248493229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129611.

The product of its digits is 248832, while the sum is 43.

The square root of 248493229 is about 15763.6680058925. The cubic root of 248493229 is about 628.6923654232.

The spelling of 248493229 in words is "two hundred forty-eight million, four hundred ninety-three thousand, two hundred twenty-nine".

Divisors: 1 19 101 1919 129491 2460329 13078591 248493229