Search a number
-
+
12412210013 = 71773172859
BaseRepresentation
bin10111000111101001…
…10100101101011101
31012001000202121011222
423203310310231131
5200410011210023
65411352423125
7616405021130
oct134364645535
935030677158
1012412210013
11529a407105
1224a49a7aa5
13122a68c888
1485a680217
154c9a46cc8
hex2e3d34b5d

12412210013 has 4 divisors (see below), whose sum is σ = 14185382880. Its totient is φ = 10639037148.

The previous prime is 12412209967. The next prime is 12412210039. The reversal of 12412210013 is 31001221421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12412210013 - 232 = 8117242717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12412209973 and 12412210000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12412210043) 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, 886586423 + ... + 886586436.

It is an arithmetic number, because the mean of its divisors is an integer number (3546345720).

Almost surely, 212412210013 is an apocalyptic number.

It is an amenable number.

12412210013 is a deficient number, since it is larger than the sum of its proper divisors (1773172867).

12412210013 is an equidigital number, since it uses as much as digits as its factorization.

12412210013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773172866.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12412210013 its reverse (31001221421), we get a palindrome (43413431434).

The spelling of 12412210013 in words is "twelve billion, four hundred twelve million, two hundred ten thousand, thirteen".

Divisors: 1 7 1773172859 12412210013