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31424314041 = 331163863483
BaseRepresentation
bin11101010001000010…
…001111101010111001
310000010000101112221000
4131101002033222321
51003324111022131
622234112035213
72161503155631
oct352102175271
9100100345830
1031424314041
111236622a27a
12610bb32b09
132c6a4a7783
1417416896c1
15c3dbc2ce6
hex75108fab9

31424314041 has 8 divisors (see below), whose sum is σ = 46554539360. Its totient is φ = 20949542676.

The previous prime is 31424314039. The next prime is 31424314079. The reversal of 31424314041 is 14041342413.

31424314041 is a `hidden beast` number, since 3 + 14 + 243 + 1 + 404 + 1 = 666.

It is not a de Polignac number, because 31424314041 - 21 = 31424314039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1163863483 = 31424314041 / (3 + 1 + 4 + 2 + 4 + 3 + 1 + 4 + 0 + 4 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 31424313996 and 31424314014.

It is not an unprimeable number, because it can be changed into a prime (31424314021) 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, 581931715 + ... + 581931768.

It is an arithmetic number, because the mean of its divisors is an integer number (5819317420).

Almost surely, 231424314041 is an apocalyptic number.

It is an amenable number.

31424314041 is a deficient number, since it is larger than the sum of its proper divisors (15130225319).

31424314041 is a wasteful number, since it uses less digits than its factorization.

31424314041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163863492 (or 1163863486 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 31424314041 its reverse (14041342413), we get a palindrome (45465656454).

The spelling of 31424314041 in words is "thirty-one billion, four hundred twenty-four million, three hundred fourteen thousand, forty-one".

Divisors: 1 3 9 27 1163863483 3491590449 10474771347 31424314041