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20342441041 = 136723355271
BaseRepresentation
bin10010111100100000…
…010000010001010001
31221111200220002001021
4102330200100101101
5313130131103131
613202321035441
71320050616166
oct227440202121
957450802037
1020342441041
11869986104a
123b38785b81
131bc2615380
14dad98606d
157e0d5ee11
hex4bc810451

20342441041 has 8 divisors (see below), whose sum is σ = 22234218944. Its totient is φ = 18497373840.

The previous prime is 20342441023. The next prime is 20342441047. The reversal of 20342441041 is 14014424302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20342441041 - 211 = 20342438993 is a prime.

It is a super-2 number, since 2×203424410412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20342440997 and 20342441015.

It is not an unprimeable number, because it can be changed into a prime (20342441047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11676765 + ... + 11678506.

It is an arithmetic number, because the mean of its divisors is an integer number (2779277368).

Almost surely, 220342441041 is an apocalyptic number.

It is an amenable number.

20342441041 is a deficient number, since it is larger than the sum of its proper divisors (1891777903).

20342441041 is a wasteful number, since it uses less digits than its factorization.

20342441041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23355351.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 20342441041 its reverse (14014424302), we get a palindrome (34356865343).

The spelling of 20342441041 in words is "twenty billion, three hundred forty-two million, four hundred forty-one thousand, forty-one".

Divisors: 1 13 67 871 23355271 303618523 1564803157 20342441041