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31141424041 = 7131720130203
BaseRepresentation
bin11101000000001011…
…000110101110101001
32222101022002020210121
4131000023012232221
51002234201032131
622150044443241
72151466510510
oct350013065651
988338066717
1031141424041
1112230581892
126051249521
132c239ba840
141715c8b677
15c23e43911
hex7402c6ba9

31141424041 has 16 divisors (see below), whose sum is σ = 40582491264. Its totient is φ = 23189992704.

The previous prime is 31141424029. The next prime is 31141424051. The reversal of 31141424041 is 14042414113.

It is a cyclic number.

It is not a de Polignac number, because 31141424041 - 27 = 31141423913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31141423997 and 31141424015.

It is not an unprimeable number, because it can be changed into a prime (31141424051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10063555 + ... + 10066648.

It is an arithmetic number, because the mean of its divisors is an integer number (2536405704).

Almost surely, 231141424041 is an apocalyptic number.

It is an amenable number.

31141424041 is a deficient number, since it is larger than the sum of its proper divisors (9441067223).

31141424041 is a wasteful number, since it uses less digits than its factorization.

31141424041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20130240.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 31141424041 its reverse (14042414113), we get a palindrome (45183838154).

The spelling of 31141424041 in words is "thirty-one billion, one hundred forty-one million, four hundred twenty-four thousand, forty-one".

Divisors: 1 7 13 17 91 119 221 1547 20130203 140911421 261692639 342213451 1831848473 2395494157 4448774863 31141424041