Search a number
-
+
10342044631 = 41252244991
BaseRepresentation
bin10011010000110111…
…10001001111010111
3222200202101022011001
421220123301033113
5132140030412011
64430121524131
7514166633422
oct115033611727
928622338131
1010342044631
1144278a6226
122007643647
13c8a819649
1470175c9b9
15407e247c1
hex2686f13d7

10342044631 has 4 divisors (see below), whose sum is σ = 10594289664. Its totient is φ = 10089799600.

The previous prime is 10342044623. The next prime is 10342044653. The reversal of 10342044631 is 13644024301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13644024301 = 49692745829.

It is a cyclic number.

It is not a de Polignac number, because 10342044631 - 23 = 10342044623 is a prime.

It is a super-2 number, since 2×103420446312 (a number of 21 digits) contains 22 as substring.

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 10342044631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10342044331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126122455 + ... + 126122536.

It is an arithmetic number, because the mean of its divisors is an integer number (2648572416).

Almost surely, 210342044631 is an apocalyptic number.

10342044631 is a deficient number, since it is larger than the sum of its proper divisors (252245033).

10342044631 is an equidigital number, since it uses as much as digits as its factorization.

10342044631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252245032.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 10342044631 its reverse (13644024301), we get a palindrome (23986068932).

The spelling of 10342044631 in words is "ten billion, three hundred forty-two million, forty-four thousand, six hundred thirty-one".

Divisors: 1 41 252244991 10342044631