Search a number
-
+
12363793 = 13951061
BaseRepresentation
bin101111001010…
…100000010001
3212021010221021
4233022200101
511131120133
61120555441
7210043021
oct57124021
925233837
1012363793
116a85112
124182b81
13273b770
1418dba81
15114352d
hexbca811

12363793 has 4 divisors (see below), whose sum is σ = 13314868. Its totient is φ = 11412720.

The previous prime is 12363751. The next prime is 12363803. The reversal of 12363793 is 39736321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39736321 = 241164881.

It can be written as a sum of positive squares in 2 ways, for example, as 7219969 + 5143824 = 2687^2 + 2268^2 .

It is a cyclic number.

It is not a de Polignac number, because 12363793 - 213 = 12355601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12363733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475518 + ... + 475543.

It is an arithmetic number, because the mean of its divisors is an integer number (3328717).

Almost surely, 212363793 is an apocalyptic number.

12363793 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12363793 is a deficient number, since it is larger than the sum of its proper divisors (951075).

12363793 is an equidigital number, since it uses as much as digits as its factorization.

12363793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951074.

The product of its digits is 20412, while the sum is 34.

The square root of 12363793 is about 3516.2185654478. The cubic root of 12363793 is about 231.2334053833.

The spelling of 12363793 in words is "twelve million, three hundred sixty-three thousand, seven hundred ninety-three".

Divisors: 1 13 951061 12363793