Search a number
-
+
31041224041 = 887241714479
BaseRepresentation
bin11100111010001100…
…110111110101101001
32222010022112120020111
4130322030313311221
51002033023132131
622132105054321
72146142023312
oct347214676551
988108476214
1031041224041
1112189a64073
1260237873a1
132c09006cb9
141706847609
15c1a24eab1
hex73a337d69

31041224041 has 8 divisors (see below), whose sum is σ = 31091224320. Its totient is φ = 30991259328.

The previous prime is 31041224029. The next prime is 31041224047. The reversal of 31041224041 is 14042214013.

It is a happy number.

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 31041224041 - 29 = 31041223529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31041224047) 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, 2136640 + ... + 2151118.

It is an arithmetic number, because the mean of its divisors is an integer number (3886403040).

Almost surely, 231041224041 is an apocalyptic number.

It is an amenable number.

31041224041 is a deficient number, since it is larger than the sum of its proper divisors (50000279).

31041224041 is a wasteful number, since it uses less digits than its factorization.

31041224041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17783.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 31041224041 its reverse (14042214013), we get a palindrome (45083438054).

The spelling of 31041224041 in words is "thirty-one billion, forty-one million, two hundred twenty-four thousand, forty-one".

Divisors: 1 887 2417 14479 2143879 12842873 34995743 31041224041