Search a number
-
+
248362361 = 13113169069
BaseRepresentation
bin11101100110110…
…11010101111001
3122022100010002222
432303123111321
51002040043421
640351133425
76104021342
oct1663332571
9568303088
10248362361
11118215355
126b214275
133c5bb1a0
1424db10c9
1516c0dcab
hexecdb579

248362361 has 8 divisors (see below), whose sum is σ = 269835720. Its totient is φ = 227227392.

The previous prime is 248362327. The next prime is 248362363. The reversal of 248362361 is 163263842.

It can be written as a sum of positive squares in 4 ways, for example, as 12924025 + 235438336 = 3595^2 + 15344^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-248362361 is a prime.

It is a super-2 number, since 2×2483623612 = 123367724722988642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (248362363) 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, 83066 + ... + 86003.

It is an arithmetic number, because the mean of its divisors is an integer number (33729465).

Almost surely, 2248362361 is an apocalyptic number.

It is an amenable number.

248362361 is a deficient number, since it is larger than the sum of its proper divisors (21473359).

248362361 is a wasteful number, since it uses less digits than its factorization.

248362361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169195.

The product of its digits is 41472, while the sum is 35.

The square root of 248362361 is about 15759.5165217719. The cubic root of 248362361 is about 628.5819799070.

The spelling of 248362361 in words is "two hundred forty-eight million, three hundred sixty-two thousand, three hundred sixty-one".

Divisors: 1 13 113 1469 169069 2197897 19104797 248362361