Search a number
-
+
10321030013 = 71474432859
BaseRepresentation
bin10011001110010111…
…00110101101111101
3222122021211122111212
421213023212231331
5132114140430023
64424051254205
7513523210340
oct114713465575
928567748455
1010321030013
114416a52678
1220005aa365
13c8636c468
146dca4c457
15406172e78
hex2672e6b7d

10321030013 has 4 divisors (see below), whose sum is σ = 11795462880. Its totient is φ = 8846597148.

The previous prime is 10321030007. The next prime is 10321030061. The reversal of 10321030013 is 31003012301.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31003012301 = 311000097171.

It is a cyclic number.

It is not a de Polignac number, because 10321030013 - 28 = 10321029757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10321030013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321030003) 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, 737216423 + ... + 737216436.

It is an arithmetic number, because the mean of its divisors is an integer number (2948865720).

Almost surely, 210321030013 is an apocalyptic number.

It is an amenable number.

10321030013 is a deficient number, since it is larger than the sum of its proper divisors (1474432867).

10321030013 is an equidigital number, since it uses as much as digits as its factorization.

10321030013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474432866.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 10321030013 its reverse (31003012301), we get a palindrome (41324042314).

The spelling of 10321030013 in words is "ten billion, three hundred twenty-one million, thirty thousand, thirteen".

Divisors: 1 7 1474432859 10321030013