Search a number
-
+
313042212241 = 11223283397469
BaseRepresentation
bin1001000111000101100…
…01010001010110010001
31002221000110011001111221
410203202301101112101
520112102301242431
6355450513005041
731421322620623
oct4434261212621
91087013131457
10313042212241
11110840193400
1250805253781
132369ab90065
1411219338c13
15822269d111
hex48e2c51591

313042212241 has 24 divisors (see below), whose sum is σ = 360317684160. Its totient is φ = 271248061920.

The previous prime is 313042212227. The next prime is 313042212257. The reversal of 313042212241 is 142212240313.

It is a de Polignac number, because none of the positive numbers 2k-313042212241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313042212281) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 588855 + ... + 986323.

It is an arithmetic number, because the mean of its divisors is an integer number (15013236840).

Almost surely, 2313042212241 is an apocalyptic number.

It is an amenable number.

313042212241 is a deficient number, since it is larger than the sum of its proper divisors (47275471919).

313042212241 is a wasteful number, since it uses less digits than its factorization.

313042212241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397797 (or 397786 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 313042212241 its reverse (142212240313), we get a palindrome (455254452554).

The spelling of 313042212241 in words is "three hundred thirteen billion, forty-two million, two hundred twelve thousand, two hundred forty-one".

Divisors: 1 11 23 121 253 283 2783 3113 6509 34243 71599 397469 787589 4372159 9141787 48093749 100559657 112483727 1106156227 1237320997 2587125721 13610530967 28458382931 313042212241