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248329193 = 778745077
BaseRepresentation
bin11101100110100…
…11001111101001
3122022021102121112
432303103033221
51002033013233
640350320105
76103522550
oct1663231751
9568242545
10248329193
111181a2442
126b1b9035
133c5a9068
1424da2d97
1516c04048
hexecd33e9

248329193 has 8 divisors (see below), whose sum is σ = 284171712. Its totient is φ = 212578416.

The previous prime is 248329187. The next prime is 248329201. The reversal of 248329193 is 391923842.

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 248329193 - 24 = 248329177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 248329193.

It is not an unprimeable number, because it can be changed into a prime (248329093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17030 + ... + 28047.

It is an arithmetic number, because the mean of its divisors is an integer number (35521464).

Almost surely, 2248329193 is an apocalyptic number.

It is an amenable number.

248329193 is a deficient number, since it is larger than the sum of its proper divisors (35842519).

248329193 is an equidigital number, since it uses as much as digits as its factorization.

248329193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45871.

The product of its digits is 93312, while the sum is 41.

The square root of 248329193 is about 15758.4641700897. The cubic root of 248329193 is about 628.5539969561.

The spelling of 248329193 in words is "two hundred forty-eight million, three hundred twenty-nine thousand, one hundred ninety-three".

Divisors: 1 7 787 5509 45077 315539 35475599 248329193