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10312312141 = 25913980051
BaseRepresentation
bin10011001101010100…
…10110010101001101
3222121200102201211201
421212222112111031
5132104422442031
64423140345501
7513356130655
oct114652262515
928550381751
1010312312141
11441203881a
121bb96a5291
13c84609361
146db81d365
154054eed61
hex266a9654d

10312312141 has 4 divisors (see below), whose sum is σ = 10316294784. Its totient is φ = 10308329500.

The previous prime is 10312312139. The next prime is 10312312147. The reversal of 10312312141 is 14121321301.

10312312141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 14121321301 = 17538055517.

It is a cyclic number.

It is not a de Polignac number, because 10312312141 - 21 = 10312312139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312312147) 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 3 ways as a sum of consecutive naturals, for example, 1987435 + ... + 1992616.

It is an arithmetic number, because the mean of its divisors is an integer number (2579073696).

Almost surely, 210312312141 is an apocalyptic number.

It is an amenable number.

10312312141 is a deficient number, since it is larger than the sum of its proper divisors (3982643).

10312312141 is an equidigital number, since it uses as much as digits as its factorization.

10312312141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3982642.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10312312141 its reverse (14121321301), we get a palindrome (24433633442).

The spelling of 10312312141 in words is "ten billion, three hundred twelve million, three hundred twelve thousand, one hundred forty-one".

Divisors: 1 2591 3980051 10312312141