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31044010041 = 3211232613967
BaseRepresentation
bin11100111010010111…
…100000000000111001
32222010111210002220200
4130322113200000321
51002034231310131
622132244512413
72146204505622
oct347227400071
988114702820
1031044010041
1112190597250
1260246ab709
132c09771115
141706d70a49
15c1a6002e6
hex73a5e0039

31044010041 has 72 divisors (see below), whose sum is σ = 51273558336. Its totient is φ = 17948589120.

The previous prime is 31044010013. The next prime is 31044010099. The reversal of 31044010041 is 14001044013.

It is not a de Polignac number, because 31044010041 - 25 = 31044010009 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 31044009996 and 31044010023.

It is not an unprimeable number, because it can be changed into a prime (31044010001) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 32102940 + ... + 32103906.

Almost surely, 231044010041 is an apocalyptic number.

It is an amenable number.

31044010041 is a deficient number, since it is larger than the sum of its proper divisors (20229548295).

31044010041 is a wasteful number, since it uses less digits than its factorization.

31044010041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643 (or 1617 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 31044010041 its reverse (14001044013), we get a palindrome (45045054054).

The spelling of 31044010041 in words is "thirty-one billion, forty-four million, ten thousand, forty-one".

Divisors: 1 3 9 11 23 33 69 99 207 253 529 613 759 967 1587 1839 2277 2901 4761 5517 5819 6743 8703 10637 14099 17457 20229 22241 31911 42297 52371 60687 66723 95733 126891 155089 200169 244651 324277 465267 511543 592771 733953 972831 1395801 1534629 1778313 2201859 2918493 3567047 4603887 5334939 5626973 6520481 10701141 13633733 16880919 19561443 32103423 40901199 50642757 58684329 122703597 149971063 313575859 449913189 940727577 1349739567 2822182731 3449334449 10348003347 31044010041